Kaspersky Security Services – Securelist https://securelist.com Wed, 14 Jun 2023 13:52:47 +0000 en-US hourly 1 https://wordpress.org/?v=6.2.2 https://securelist.com/wp-content/themes/securelist2020/assets/images/content/site-icon.png Kaspersky Security Services – Securelist https://securelist.com 32 32 Understanding Malware-as-a-Service https://securelist.com/malware-as-a-service-market/109980/ https://securelist.com/malware-as-a-service-market/109980/#comments Thu, 15 Jun 2023 10:00:56 +0000 https://kasperskycontenthub.com/securelist/?p=109980

Money is the root of all evil, including cybercrime. Thus, it was inevitable that malware creators would one day begin not only to distribute malicious programs themselves, but also to sell them to less technically proficient attackers, thereby lowering the threshold for entering the cybercriminal community. The Malware-as-a-Service (MaaS) business model emerged as a result of this, allowing malware developers to share the spoils of affiliate attacks and lowering the bar even further. We have analyzed how MaaS is organized, which malware is most often distributed through this model, and how the MaaS market depends on external events.

Results of the research

We studied data from various sources, including the dark web, identified 97 families spread by the MaaS model from 2015, and broke these down into five categories by purpose: ransomware, infostealers, loaders, backdoors, and botnets.

As expected, most of the malware families spread by MaaS were ransomware (58%), infostealers comprised 24%, and the remaining 18% were split between botnets, loaders, and backdoors.

Malware families distributed under the MaaS model from 2015 through 2022

Malware families distributed under the MaaS model from 2015 through 2022

Despite the fact that most of the malware families detected were ransomware, the most frequently mentioned families in dark web communities were infostealers. Ransomware ranks second in terms of activity on the dark web, showing an increase since 2021. At the same time, the total number of mentions of botnets, backdoors, and loaders is gradually decreasing.

Trends in the number of mentions of MaaS families on the dark web and deep web, January 2018 – August 2022

Trends in the number of mentions of MaaS families on the dark web and deep web, January 2018 – August 2022

There is a direct correlation between the number of mentions of malware families on the dark and deep web and various events related to cybercrime, such as resonant cyberattacks. Using operational and retrospective analysis, we identified the main events leading to a surge in the discussion of malware in each category.

Thus, in the case of ransomware, we studied the dynamics of mentions using five infamous families as an example: GandCrab, Nemty, REvil, Conti, and LockBit. The graph below highlights the main events that influenced the discussion of these ransomware families.

Number of mentions of five ransomware families distributed under the MaaS model on the dark web and deep web, 2018–2022

Number of mentions of five ransomware families distributed under the MaaS model on the dark web and deep web, 2018–2022

As we can see in the graph above, the termination of group operations, arrests of members, and deletion of posts on hidden forums about the spread of ransomware fail to stop cybercriminal activity completely. A new group replaces the one that has ceased to operate, and it often welcomes members of the defunct one.

MaaS terminology and operating pattern

Malefactors providing MaaS are commonly referred to as operators. The customer using the service is called an affiliate, and the service itself is called an affiliate program. We have studied many MaaS advertisements, identifying eight components inherent in this model of malware distribution. A MaaS operator is typically a team consisting of several people with distinct roles.

For each of the five categories of malware, we have reviewed in detail the different stages of participation in an affiliate program, from joining in to achieving the attackers’ final goal. We have found out what is included in the service provided by the operators, how the attackers interact with one another, and what third-party help they use. Each link in this chain is well thought out, and each participant has a role to play.

Below is the structure of a typical infostealer affiliate program.

Infostealer affiliate program structure

Cybercriminals often use YouTube to spread infostealers. They hack into users’ accounts and upload videos with crack ads and instructions on how to hack various programs. In the case of MaaS infostealers, distribution relies on novice attackers, traffers, hired by affiliates. In some cases, it is possible to de-anonymize a traffer by having only a sample of the malware they distribute.

Telegram profile of an infostealer distributor

Translation:

Pontoviy Pirozhok (“Cool Cake”)
Off to work you go, dwarves!

Telegram profile of an infostealer distributor

Monitoring the darknet and knowing how the MaaS model is structured and what capabilities attackers possess, allows cybersecurity professionals and researchers to understand how the malicious actors think and to predict their future actions, which helps to forestall emerging threats. To inquire about threat monitoring services for your organization, please contact us at: dfi@kaspersky.com.

To get the full version of the report “Understanding Malware-as-a-Service” (PDF) fill in the form below.

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The nature of cyberincidents in 2022 https://securelist.com/kaspersky-incident-response-report-2022/109680/ https://securelist.com/kaspersky-incident-response-report-2022/109680/#respond Tue, 16 May 2023 08:00:57 +0000 https://kasperskycontenthub.com/securelist/?p=109680

Kaspersky offers various services to organizations that have been targeted by cyberattackers, such as incident response, digital forensics, and malware analysis. In our annual incident response report, we share information about the attacks that we investigated during the reporting period. Data provided in this report comes from our daily interactions with organizations seeking assistance with full-blown incident response or complementary expert services for their internal incident response teams.

Download the full version of the report (PDF)

Kaspersky Incident Response in various regions and industries

In 2022, 45.9% of organizations that encountered cyberincidents were in Russia and the CIS region, followed by the Middle East (22.5%), the Americas (14.3%), and Europe (13.3%).

From an industry perspective, we offered help to government (19.39%), financial (18.37%), and industrial (17.35%) organizations most frequently.

In 2022, attackers most often penetrated organizations’ infrastructure by exploiting various vulnerabilities in public-facing applications (42.9%). However, compared to 2021, the share of this initial attack vector decreased by 10.7 pp, while the share of attacks involving compromised accounts (23.8%) grew. Malicious e-mail sharing among the initial attack vectors continued to go down and comprised 11.9% in 2022.

In 39.8% cases the reported incidents were related to ransomware attacks. Encrypted data remains the number-one problem that our customers are faced with. However, compared to 2021, the number of ransomware-related incidents dropped, and not every attack involving file encryption was aimed at extracting a ransom. In some of these incidents, ransomware was used to hide the initial traces of the attack and complicate the investigation.

Expert recommendations

To protect your organization against cyberattacks, Kaspersky experts recommend the following:

  • Implement a robust password policy and enforce multifactor authentication
  • Remove management ports from public access
  • Establish a zero-tolerance policy for patch management or compensation measures for public-facing applications
  • Make sure that your employees maintain a high level of security awareness
  • Use a security toolstack with EDR-like telemetry
  • Implement rules for detection of pervasive tools used by adversaries
  • Continuously train your incident response and security operations teams to maintain their expertise and stay up to speed with the changing threat landscape
  • Back up your data on a regular basis
  • Work with an Incident Response Retainer partner to address incidents with fast SLAs

To learn more about incident response in 2022, including a MITRE ATT&CK tactics and techniques heatmap, and distribution of various incidents by region and industry, download the full version of the report (PDF).

For a deeper analysis of the vulnerabilities most commonly exploited by cyberattackers, download this appendix (PDF).

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Managed Detection and Response in 2022 https://securelist.com/mdr-report-2022/109599/ https://securelist.com/mdr-report-2022/109599/#respond Tue, 02 May 2023 08:00:15 +0000 https://kasperskycontenthub.com/securelist/?p=109599

Kaspersky Managed Detection and Response (MDR) is a service for 24/7 monitoring and response to detected incidents based on technologies and expertise of Kaspersky Security Operations Center (SOC) team. MDR allows detecting threats at any stage of the attack – both before anything is compromised and after the attackers have penetrated the company’s infrastructure. This is achieved through preventive security systems and active threat hunting – the essential MDR components. MDR also features automatic and manual incident response and expert recommendations.

The annual Kaspersky Managed Detection and Response analytical report sums up the analysis of incidents detected by Kaspersky SOC team. The report presents information on the most common offensive tactics and techniques, the nature and causes of incidents and gives a breakdown by country and industry.

2022 incidents statistics

Security events

In 2022, Kaspersky MDR processed over 433,000 security events. 33% of those (over 141,000 events) were processed using machine learning technologies, and 67% (over 292,000) were analyzed manually by SOC analysts.

Over 33,000 security events were linked to 12,000 real incidents. Overall, 8.13% of detected incidents were of high, 71.82% of medium, and 20.05% of low severity.

Response efficiency

72% of 2022 incidents were detected based on a single security event, after which the attack was stopped right away. Of these, 4% were of high, 74% of medium, and 22% of low severity.

On average, in 2022, a high severity incident took the SOC team 43.8 minutes to detect. The 2022 figures for medium and low severity incidents are 30.9 and 34.2, respectively.

Geographical distribution, breakdown by industry

In 2022, 44% of incidents were detected in European organizations. Russia and CIS are in second place with a quarter of all detected incidents. Another 15% of incidents relate to organizations from the Asia-Pacific.

Industry-wise, industrial organizations suffered more incidents than any. Most of the critical incidents were detected in government agencies, industrial and financial organizations. It is worth noting though that a fair share of critical incidents across financial organizations was due to Red Teaming events.

Recommendations

For effective protection from cyberattacks, these are Kaspersky SOC team’s recommendations to organizations:

  • Apart from the classic monitoring instruments, deploy the active threat hunting methods and tools allowing for early detection of incidents.
  • Hold regular cyberdrills involving Red Teaming to train your teams to detect attacks and analyze the organization’s security.
  • Practice the multilevel malware protection approach comprising various threat detection technologies – from signature analysis to machine learning.
  • Use MITRE ATT&CK knowledge bases.

See the full version of the report (PDF) for more information on the incidents detected in 2022, main offensive tactics and techniques, MITRE ATT&CK classification of incidents, and detection methods. To download it, please, fill in the form below.

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Overview of Google Play threats sold on the dark web https://securelist.com/google-play-threats-on-the-dark-web/109452/ https://securelist.com/google-play-threats-on-the-dark-web/109452/#comments Mon, 10 Apr 2023 08:00:02 +0000 https://kasperskycontenthub.com/securelist/?p=109452

In 2022, Kaspersky security solutions detected 1,661,743 malware or unwanted software installers, targeting mobile users. Although the most common way of distributing such installers is through third-party websites and dubious app stores, their authors every now and then manage to upload them to official stores, such as Google Play. These are usually policed vigorously, and apps are pre-moderated before being published; however, the authors of malicious and unwanted software employ a variety of tricks to bypass platform checks. For instance, they may upload a benign application, then update it with malicious or dubious code infecting both new users and those who have already installed the app. Malicious apps get removed from Google Play as soon as they are found, but sometimes after having been downloaded a number of times.

With many examples of malicious and unwanted apps on Google Play being discovered after complaints from users, we decided to take a look at what the supply and demand of such malware on the dark web looks like. It is especially important to analyze how this threat originates, because many cybercriminals work in teams, buying and selling Google Play accounts, malware, advertising services, and more. It’s a whole underground world with its own rules, market prices, and reputational institutions, an overview of which we present in this report.

Methodology

Using Kaspersky Digital Footprint Intelligence, we were able to collect examples of offers of Google Play threats for sale. Kaspersky Digital Footprint Intelligence allows discreet monitoring of pastebin sites and restricted underground online forums to discover compromised accounts and information leakages. The offers presented in this report were published between 2019 and 2023 and were collected from the nine most popular forums for the purchase and sale of goods and services related to malware and unwanted software.

Key findings

  • The price of a loader able to deliver a malicious or unwanted app to Google Play ranges between $2,000 and $20,000.
  • To keep their activities low-profile, a large percentage of attackers negotiate strictly through personal messages on forums and messengers, for example, in Telegram.
  • The most popular application categories to hide malware and unwanted software include cryptocurrency trackers, financial apps, QR-code scanners and even dating apps.
  • Cybercriminals accept three main kinds of payment: a percentage of the final profit, subscription or rent, and one-time payment.
  • Cybercriminals offer to launch Google ads to attract more people to download malicious and unwanted apps. The cost of ads depends on the target country. Ads for users from the USA and Australia cost the most — up to about $1 (US).

Types of malicious services offered on the dark web

As on legitimate online marketplaces, there are also various offers on the dark web for customers with different needs and budgets. In the screenshot below, you can see an offer list, which gives an overview of the number of different goods and services that may be needed to target Google Play users. The author of the list calls the prices too high; however, they do not contradict the prices we’ve seen in other dark web offers. The main products that attackers buy are developers’ Google Play accounts that can be either hacked or registered by cybercriminals using stolen identities, as well as source code of various tools that help the buyer to upload their creations to Google Play. Also, such services as VPS (for $300), or Virtual Private Server, which the attackers use to control infected phones or to redirect user traffic, as well as web-based injections are offered. A web injection is malicious functionality that monitors the victim’s activity, and if they open a web page that is of interest to the cybercriminals, an injector replaces it with a malicious one. Such a feature is offered for $25–80 apiece.

A dark web service provider calls these prices too high, and indicates that they sell the same services cheaper

A dark web service provider calls these prices too high, and indicates that they sell the same services cheaper

See translation

Here are the real product prices and how much money you need if you don’t choose me

  1. GP developer account ~ $60
  2. App source or expenses on merging a loader and an existing APK $4000 rent $20000 purchase
  3. VPS for the panel ~ $300
  4. VPS-proxy to redirect traffic ~ $100–300
  5. Domains ~ $5 per domain
  6. Loader development or rent ~ $2500–5000
  7. Bot development or rent ~ $1000–20,000
  8. Purchase or development of necessary web injections ~ $25–80 per injection. The more injections you have, the more you get from the installations
  9. Regular bot/loader cleanup (FUD) ~$300, encryption in online services ~$200
  10. Installations:
    • Traffic purchase for the GP loader
    • Installations purchase ~$1/installation; you can start with 300 installations to warm up the loader and assess their persistence => $300
    • Direct messaging
    • Email spam (forget about APK being undetectable)

Let’s take a look at some specific programs and services that cybercriminals offer for sale.

Google Play loaders

In most of the offers we analyzed, attackers sell Google Play loaders, programs whose purpose is to inject malicious or unwanted code into a Google Play app. This app is then updated on Google Play, and the victim may download the malicious update onto their phone. Depending on what exactly was injected into the app, the user may obtain the final payload with the update or get a notification prompting them to enable installation of unknown apps and install it from an external source. In the latter case, until the user agrees to install the additional app, the notification does not disappear. After installing the app, the user is asked for permissions to access key data from the phone, such as Accessibility Services, camera, microphone, etc. The victim may not be able to use the original legitimate app until they give the permissions required to perform malicious activities. Once all the requested permissions are granted, the user is finally able to use the app’s legitimate features, but at the same moment their devices become infected.

To convince the buyer to purchase their loaders, cybercriminals sometimes offer to provide a video demonstration, as well as to send a demo version to the potential client. Among the loader features, their authors may highlight the user-friendly UI design, convenient control panel, victim country filter, support for the latest Android versions, and more. Cybercriminals may also supplement the trojanized app with functionality for detecting a debugger or sandbox environment. If a suspicious environment is detected, the loader may stop its operations, or notify the cybercriminal that it has likely been discovered by security investigators.

Google Play loaders are the most popular offer on the dark web among Google Play threats

Google Play loaders are the most popular offer on the dark web among Google Play threats

Often loader authors specify the types of legitimate apps their loaders work with. Malware and unwanted software is frequently injected into cryptocurrency trackers, financial apps, QR-code scanners and even dating apps. Cybercriminals also highlight how many downloads the legitimate version of the target app has, which means how many potential victims can be infected by updating the app with malicious or unwanted code. Most frequently, sellers promise to inject code into an app with 5,000 downloads or more.

Cybercriminals sell a Google Play loader injecting code into a cryptocurrency tracker

Cybercriminals sell a Google Play loader injecting code into a cryptocurrency tracker

Binding service

Another frequent offer on the dark web is binding services. In essence, these do exactly the same thing that Google Play loaders do — hide a malicious or unwanted APK file in a legitimate application. However, unlike a loader, which adapts the injected code to pass the security checks on Google Play, a binding service inserts malicious code into an app that is not necessarily suitable for the official Android marketplace. Often, malicious and unwanted apps created with a binding service are distributed through phishing texts, dubious websites with cracked games and software, and more.

As binding services have a lower successful installation rate than loaders, the two differ greatly in price: a loader can cost about $5,000, while a binding service usually costs about $50–$100 per file.

Seller's description of a binding service

Seller’s description of a binding service

See translation

We present for your consideration an APK binding service.

What is APK binding for? In a nutshell, binding allows attackers to install a bot to gain more trust from the victim, who is loyal to the legitimate app that the Android bot is bound to.

In creating this binding service, our main goal was to create a universal binder that would allow binding an Android bot to any legitimate application.

The main condition for enabling binding is the possibility to decompile a legitimate app and then compile it back using apktool.

Our binder’s main ADVANTAGES:

  • Runtime/scantime FUD

    Runtime cleanness is achieved by encrypting the Android bot with our cryptor BEFORE binding. It is also clear of alerts from Google Protect and built-in antivirus on devices from different vendors.

  • Most recent Android version support

    The binder is compatible with Android 7 and higher

  • Dynamic bot launch

    What is it for? After a successful installation, the victim may tap Done instead of Open, and such installation is of no use. The binder dynamically launches the bot, no matter what the victim taps.

The binder’s main operating principle is that when the legitimate application is launched, it prompts the user to allow installation from unknown sources on a timer using social engineering, so that the bot can be installed. If the user rejects this, they receive another request after some time. Upon successful installation, the binder dynamically launches the bot.

This service is provided manually via jabber.

The advantages and features of binding services listed in sellers’ ads are often similar to those of loaders. Binders usually lack Google Play-related features, though.

Malware obfuscation

The purpose of malware obfuscation is to bypass security systems by complicating malicious code. In this case, the buyer pays either for processing a single application, or for a subscription, for example, once per month. The service provider may even offer discounts for the purchase of packages. For example, one of the sellers offers obfuscation of 50 files for $440, while the cost of processing only one file by the same provider is about $30.

Google Play threat obfuscation offer for $50 apiece

Google Play threat obfuscation offer for $50 apiece

See translation

Hi everyone,

We obfuscate your APK files, so Google Play Protect lets them pass (allowlist certificate).

[IMG link]

This is not our case.

We are now working in manual test mode, later the process will be fully automated.

We offer:

  • manifest morph (packagename, random activitis, class, etc)
  • text string morph on the Smali code level (encryption with random key with Base encoding)
  • resource name morph (optional)
  • manifest and code part obfuscation on the Smali code level
  • complicated trash Smali opcode generation (optional)
  • trusted certificate accepted by Google Play Protect

Output:

  • antivirus check scan to monitor possible false positives
  • encrypted APK

Price:

1 file – $50

Service plans will be available when the site and API are ready

Payment accepted in BTC only

Contacts:

  • email
  • PM

Restrictions:

  • APK max size – 5MB
  • Important! Uploading files obfuscated by our service to VirusTotal is prohibited (checking via hash).
  • Important! The service doesn’t support apps that can damage CIS users (strings are automatically checked against a denylist)
  • Important! The service has the right to refuse app obfuscation without any explanation
  • Important! The service has the right to review the prices in the future

Installations

To increase the number of downloads of a malicious app, many attackers offer to purchase installations by increasing app traffic through Google ads. Unlike other dark web offers, this service is completely legitimate and is used to attract as many downloads of the application as possible, no matter if it is a still-legitimate application or an already poisoned one. Installation costs depend on the targeted country. The average price is $0.5, with offers ranging from $0.1 to $1. In the screenshot below, ads for users from the USA and Australia cost the most — $0.8.

Seller specifies the installation price for each country

Seller specifies the installation price for each country

See translation

Increase installations of your Android app from Play Market through Google Ads (UAC).

Other services

Dark web sellers also offer to publish the malicious or unwanted app for the buyer. In this case, the buyer does not interact directly with Google Play, but can remotely receive the fruits of the app’s activity, for example, all victim data stolen by it.

Average prices and common rules of sale

Kaspersky experts analyzed the prices in dark web ads offering Google Play-related services, and found that fraudsters accept different payment methods. The services can be provided for a share of the final profit, rented, or sold for a one-time price. Some sellers also hold auctions of their goods: since the number of items sold is limited, they are not very likely to be discovered, so buyers may be willing to compete for them. For example, in one of the auctions we found, the bidding for a Google Play loader started at $1,500, the bid increment (step) was equal to $200, and the “blitz” — the instant purchase price — was $7,000.

Cybercriminals auction a Google Play loader

Cybercriminals auction a Google Play loader

See translation

Google Play Loader source, ver №2

The loader uses minimum rights, doesn’t require special rights that need permission to be granted, the traffic between the loader and the server is AES-128 encrypted with an encryption key generated once after registration, and a dynamically used initialization vector (IV). Contacts admin panel every 10 seconds. Searches for APK to install every 60 seconds. If an APK is already installed, the loader starts it one time. The loader doesn’t bother users, but subtly asks to install the app. Stable launch after reboot. Adapted for uploading to Google Play. Evasion methods for functionality restrictions on the device are implemented. Offline when the screen is off (loader doesn’t need to stay online). Anti-emulator and Google geo IP check. Blocked in CIS. Convenient admin panel.

The reason for selling I mentioned in the source sale topic.

Variant 2

The payload is a module (dex) file, AES-128 encrypted, injected into the legit app resources. It is loaded when the app is launched (loading into memory, decryption and dumping into the app’s internal storage). Not for Google Play, blocks 80% of apps with Class Dex Loader.

Start: $1,500

Step: $200

Blitz: $7k

The bidding ends in 12 hours after the last bid.

You are welcome to use an escrow service

The offered blitz price is not the highest. Prices for loaders we observed on dark web forums range between $2,000 and $20,000, depending on the malware complexity, novelty and prevalence, as well as the additional functions. The average price for a loader is $6,975.

Example of average offer for a Google Play loader

Example of average offer for a Google Play loader

However, if cybercriminals want to buy the loader source code, the price immediately rockets, reaching the upper limit of the price range.

Seller offers a Google Play loader source code for $20,000

Seller offers a Google Play loader source code for $20,000

As opposed to a loader, a Google Play developer account (either hacked or newly created by the cybercriminals) can be bought quite cheaply, for example, for $200, and sometimes even for as little as $60. The price depends on the account features, such as the number of already published apps, number of their downloads, etc.

User wants to buy a Google Play account with access to the developer's email

User wants to buy a Google Play account with access to the developer’s email

In addition to the many offers for sale, we also found numerous messages on the dark web about wanting to buy a particular product or service for a certain price.

Cybercriminal looking for a new Google Play loader

Cybercriminal looking for a new Google Play loader

User wants to buy a new loader because their developer went on a binge

User wants to buy a new loader because their developer “went on a binge”

See translation

Need a loader

Enough experience, current coder went on a binge, and we’re in search of an alternative

We know prices and the market, won’t rob you, from $7k to your price

DM your offers

Deposit on our side or with an escrow service

How deals are made

Sellers on the dark web offer whole packages of different tools and services. To keep their activities low-profile, a large percentage of attackers negotiate strictly through private messages on dark web forums or personal messages on social networks and in messengers, for example in Telegram.

It may seem that service providers could easily deceive buyers, and make a profit from their apps themselves. Often this is the case. However, it is also common among dark web sellers to maintain their reputation, promise guarantees, or accept payment after the terms of the agreement have been fulfilled. To reduce risks when making deals, cybercriminals often resort to the services of disinterested intermediaries — escrow services or middlemen. An escrow may be a special service and supported by a shadow platform, or a third party disinterested in the results of the transaction. Note, however, that on the dark web nothing eliminates the risk of being scammed with 100% probability.

Conclusion and recommendations

We continuously monitor the mobile threat landscape to keep our users safe and informed of the most important developments. Not long ago, we published a report about the threats smartphone users faced in 2022. However, looking at the volume of supply and demand of such threats on the dark web, we can assume that the number of threats in the future will only grow — and become more complex and advanced.

To stay protected from mobile threats:

  • Do not enable the installation of unknown apps. If some app urges you to do it, it is most likely infected. If it is possible, uninstall the app, and scan the device with an antivirus.
  • Check the permissions of the apps that you use and think carefully before granting an app permissions it doesn’t need to perform its main functions, especially when it comes to high-risk permissions such as Accessibility Services. The only permission that a flashlight app needs is to use the flashlight.
  • Use a reliable security solution that can help you to detect malicious apps and adware before they start misbehaving on your device.
  • Update your operating system and important apps as soon as updates become available. To be sure that an app update is benign, enable automatic system scan in your security solution, or scan the device right after the updates are installed.

For organizations, it is necessary to protect their developer accounts with strong passwords and 2FA, as well as monitor the dark web to detect and mitigate credential leaks as early as possible.

To inquire about Kaspersky threat monitoring services for your organization, please contact us at dfi@kaspersky.com.

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Business on the dark web: deals and regulatory mechanisms https://securelist.com/dark-web-deals-and-regulations/109034/ https://securelist.com/dark-web-deals-and-regulations/109034/#respond Wed, 15 Mar 2023 10:00:35 +0000 https://kasperskycontenthub.com/securelist/?p=109034

Download the full version of the report (PDF)

Hundreds of deals are struck on the dark web every day: cybercriminals buy and sell data, provide illegal services to one another, hire other individuals to work as “employees” with their groups, and so on. Large sums of money are often on the table. To protect themselves from significant losses, cybercriminals use regulatory mechanisms, such as escrow services (aka middlemen, intermediaries, or guarantors), and arbitration. Escrow services control the fulfillment of agreements and reduce the risks of fraud in nearly every type of deal; arbiters act as a kind of court of law for cases where one of the parties of the deal tries to deceive the other(s). The administrators of the dark web sites, in turn, enforce arbiters’ decisions and apply penalties to punish cheaters. Most often, these measures consist in blocking, banning, or adding to “fraudster” lists available to any member of community.

Our research

We have studied publications on the dark web about deals involving escrow services for the period from January 2020 through December 2022. The sample includes messages from international forums and marketplaces on the dark web, as well as from publicly available Telegram channels used by cybercriminals. The total number of messages mentioning the use of an escrow agent in one way or another amounted to more than one million, of which almost 313,000 messages were published in 2022.

Dynamics of the number of messages on shadow sites mentioning escrow services in 2022. Source: Kaspersky Digital Footprint Intelligence (download)

We also found and analyzed the rules of operating escrow services on more than ten popular dark web sites. We found that the rules and procedures for conducting transactions protected by escrow on various shadow platforms were almost the same, and the typical transaction pattern that involved escrow services was as follows.

Besides the posts relating to escrow services, we analyzed those relating to arbitration and dispute settlement. We found that the format for arbitration appeals was also standardized. It usually included information about the parties, the value of the deal, a brief description of the situation, and the claimant’s expectations. In addition, parties sent their evidence privately to the appointed arbiter.

What we learned about dark web deal regulation

  • About half of the messages that mention the use of an escrow agent in one way or another in 2022 were posted on a platform specializing in cashing out and associated services.
  • Cybercriminals resort to escrow services—provided by escrow agents, intermediaries who are not interested in the outcome of the deal—not just for one-time deals, but also when looking for long-term partners or hiring “employees”.
  • These days, dark web forums create automated escrow systems to speed up and simplify relatively typical deals between cybercriminals.
  • Any party may sabotage the deal: the seller, the buyer, the escrow agent, and even third parties using fake accounts to impersonate official representatives of popular dark web sites or escrow agents.
  • The main motivation for complying with an agreement and playing fair is the party’s reputation in the cybercriminal community.
  • A deal may involve up to five parties: the seller, the buyer, the escrow agent, the arbiter, and the administrators of the dark web site. Moreover, further arbiters may be involved if a party is not satisfied with the appointed arbiter’s decision and tries to appeal to another.

The reasons to learn how business works on the dark web

Understanding how the dark web community operates, how cybercriminals interact with one another, what kinds of deals there are, how they are made, and what roles exist in them, is important when searching for information on the dark web and subsequently analyzing the data to identify possible threats to companies, government agencies, or certain groups of people. It helps information security experts find information faster and more efficiently without revealing themselves.

Today, regular monitoring of the dark web for various cyberthreats — both attacks in the planning stages and incidents that have already occurred, such as compromise of corporate networks or leakage of confidential documents, is essential for countering threats in time, and mitigating the consequences of fraudulent or malicious activities. As the saying goes, forewarned is forearmed.

Business on the dark web: deals and regulatory mechanisms — download the full version of the report (English, PDF)

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Good, Perfect, Best: how the analyst can enhance penetration testing results https://securelist.com/how-the-analyst-can-enhance-pentest/108652/ https://securelist.com/how-the-analyst-can-enhance-pentest/108652/#respond Fri, 10 Feb 2023 10:00:33 +0000 https://kasperskycontenthub.com/securelist/?p=108652

Penetration testing is something that many (of those who know what a pentest is) see as a search for weak spots and well-known vulnerabilities in clients’ infrastructure, and a bunch of copied-and-pasted recommendations on how to deal with the security holes thus discovered. In truth, it is not so simple, especially if you want a reliable test and useful results. While pentesters search for vulnerabilities and put a lot of effort into finding and demonstrating possible attack vectors, there is one more team member whose role remains unclear: the cybersecurity analyst. This professional takes a helicopter view of the target system to properly assess existing security holes and to offer the client a comprehensive picture of the penetration testing results combined with an action plan on how to mitigate the risks. In addition to that, the cybersecurity analyst formulates a plan in the business language that helps the management team, including the C-level, to understand what they are about to spend money on.

Drawing on Kaspersky’s expertise with dozens of security assessment projects, we want to reveal the details of the analyst’s role on these projects: who they are, what they do, why projects carried out together by pentesters and an analyst are much more useful for clients.

Who is an analyst?

In general, an analyst is a professional who works on datasets. For example, we all know about financial analysts who evaluate the efficiency of financial management. There are more than one type of analyst in the field of information security:

  • Security Operation Center analysts work on incident response and develop detection signatures in a timely fashion;
  • Malware analysts examine malware samples;
  • Cyberthreat intelligence analysts study the behavior of various attackers, diving deeper into their tactics and techniques.

Speaking of the analyst on a security assessment project, their role is to link together the pentester, the manager, and the client. At Kaspersky for example, an analyst contributes to nearly all security assessment projects, such as penetration testing, application security assessment, red teaming, and other. The goals and target scope of these projects can be different: from searching for vulnerabilities in an online banking application to identifying attack vectors against ICS systems and critical infrastructure assets. Team composition can change, so the analyst works with experts from many areas, enriching the project and sharing the expertise with the client.

The analyst’s role in the security assessment process

It is possible to distinguish the following stages of analyst work in the security assessment process:

  • Advanced reconnaissance,
  • Interpreting network scan results,
  • Threat identification,
  • Verification of threat modeling,
  • Visualization,
  • Vulnerability prioritization,
  • Recommendations,
  • Project follow-up.

Next, we will go over each of these steps in detail.

Advanced reconnaissance

The analyst begins by gathering information about the organization before the security testing conducted by pentesters can begin. The analyst studies public resources to learn about the business systems and external resources, and collects technical information about the target systems: whether the software was custom-built, provided by a vendor, or created from an open-source codebase, what programming language was used, and so on. They also look up known data leaks that may link to client employees and compromised corporate credentials. Often, this data is offered for sale on the dark web, and the analyst’s job is to detect these mentions and warn the client. All this information is collected to discover potential attack vectors and negotiate a project scope with the client. Potential attack vectors will then be explored by pentesters. For example, publicly available employee data can be used for social engineering attacks or to gain access to company resources, and information about the software can be used to find known vulnerabilities.

Project case: The benefits of OSINT

Here is an example from one of our security assessment projects where information-gathering by the analyst helped to identify a new attack vector. The analyst successfully used the Kaspersky Digital Footprint Intelligence service to find compromised employee credentials on the dark web. With the client’s approval, a pentester attempted to authenticate with one of the company’s external services using these credentials and finding that they were valid. Seeing how the client’s network perimeter was highly secured and all public-facing services, properly protected with authentication, the case clearly demonstrated that even a well-hardened infrastructure could be vulnerable to OSINT and threat intelligence.

A diagram of the penetration testing project where the information gathering by the analyst helped to identify a new attack vector

A diagram of the penetration testing project where the information gathering by the analyst helped to identify a new attack vector

Interpreting scan results

At this stage, we have agreed with the client on a project scope, and pentesters are running an instrumental network scan to identify the client’s public-facing services and open ports. In our experience, the state of network perimeter cybersecurity in most organizations is far from perfect, but due to project constraints, pentesters typically target only a small number of perimeter security flaws. The analyst examines the network scan outputs and highlights the key issues. Their goal is to gather detailed information about insufficient network traffic filtering, use of insecure network protocols, exposure of remote management and DBMS access interfaces, and other possible vulnerabilities. Otherwise, the client will not see the full picture.

Threat identification

Information about all attack vectors that were successfully exploited during the test comes from the pentester, whereas the analyst transforms these to build a detailed report describing the vulnerabilities and security flaws. In the hands of the analyst, a description of each attack vector, enriched with evidence, screenshots and collected data, turns into detailed answers to the following questions:

  • What vulnerabilities were found and how?
  • What are the conditions for exploitation?
  • Which component is vulnerable (IP address, port, script, parameter)?
  • What exploit/utility was used?
  • What was the result (data / access level / conditions for exploiting another vulnerability)?

Notably, multiple vulnerabilities pieced together may result in a single attack vector leading from zero-level access to the highest privileges.

Verification of threat modeling

After the previous stages are complete, the vulnerabilities should be grouped under categories. Below are a few examples:

  • Web application vulnerabilities (SQL injection, XSS, CSRF);
  • Access control misconfigurations (for example, excessive account privileges, use of the same local account on different hosts);
  • Patch management issues (use of software that has known vulnerabilities).

Next, all vulnerabilities and security misconfigurations will be converted into threats that can exploit these. Armed with the knowledge of the client’s business systems, the analyst can assess to which critical resources a cybercriminal will gain access in the event of an attack. Will the attacker be able to reach the client’s data, gain access to employees’ personal data, or maybe to payment orders? For example, by gaining total control over the client’s internal infrastructure, including critical IT systems, an attacker can disrupt the organization’s business processes, while the ability to read arbitrary files on the client’s servers can lead to sensitive documents being stolen.

Visualization

The analyst creates a diagram to visualize all of the pentester’s activities relating to the successful attack scenarios. This is an important time not just for the client, who clearly sees everything that happened (what vulnerabilities were exploited, which hosts were accessed, and what threats this led to), but also for the pentesters. This is because, looking at this level of detail, they can see vectors that previously went unnoticed, findings that the report missed, and attacks that can be launched in the future.

Project case: discovering an additional attack vector

During an internal penetration test, our experts found multiple vulnerabilities and obtained administrative privileges in the domain. However, while analyzing the output of the BloodHound tool, the analyst uncovered hidden relationships, stumbling on an attack path within an Active Directory environment. The analyst found that external contractors could escalate their privileges in the system due to Active Directory being misconfigured. Constrained by the project scope, the pentesters did not go on to gain access to contractor credentials, so they were not able to exploit said misconfiguration. The client greatly appreciated the discovery of the new attack vector.

A project case where BloodHound tool output analysis revealed an additional attack vector

Vulnerability prioritization

When all vulnerabilities and threats have been identified, an analyst moves on to the prioritization stage. At this step, it should be decided which vulnerabilities need fixing first. The simplest solution would be to prioritize those with the highest severity level, but it is not the correct one. There are situations where a “critical” vulnerability identified in a test web application does not cause the same amount of damage as a “medium” vulnerability in a critical system. An example is a vulnerability in an online bank whose exploitation can trigger a whole chain of interconnected vulnerabilities, which would allow the attacker to steal the clients’ money.

So, the analyst looks at the overall business impact of the attack vector and the risk level of the vulnerabilities involved. Next, they prioritize the vulnerabilities, starting with the ones that pose the most severe threats but are easiest and fastest to fix, and following with those which require major changes to the business processes and are a subject of strategic cybersecurity improvements. After that, the analyst arranges the list of vulnerabilities and recommendations in the order in which measures should be taken.

Vulnerabilities prioritization scheme

Vulnerabilities prioritization scheme

Recommendations

The analyst prepares recommendations, which are part of project deliverables and should consider the following:

  • A timeframe for implementation:
    • Short term (<1 month): easily implemented recommendations, such as installing security updates or changing compromised credentials;
    • Medium term (<1 year): the most important changes requiring significant effort such as, for example, enforcing strict network filtering rules, restricting access to network services and applications, or revising user privileges and revoking excessive ones;
    • Long term (>1 year): changing the architecture and business processes, implementing/improving security processes and controls, such as, for example, developing a robust procedure for periodical updates.
  • The client’s approach to certain systems and business processes;
  • Industry best practices and cybersecurity frameworks.

Project follow-up

At the final stage, the analyst provides three levels of project deliverables:

  • An executive overview for C-level managers and decision-makers who represent the client.
  • Technical details of the security assessment for the client’s IS team, SOC officers, IT specialists, and other employees.
  • Machine-readable results that can be processed automatically or used in the client’s cybersecurity products.

Three levels of project deliverables

Three levels of project deliverables

Conclusions

In summary of the above, the main advantages of having an analyst on a security assessment project, as evidenced by our experience, are as follows:

  • The ability to collect and analyze a large amount of data, whether found in external sources or received from pentesters;
  • Pentester time savings: these team members may not be concerned with the final results or reports as such;
  • Collaboration with the client’s SOC or blue team to check whether the attacks were noticed, and to capture the defenders’ actions and the timing of the attacks;
  • Visualization of the test results and translation of these into the business language.

Last but not least, the analyst provides a detailed mitigation plan including short-term and long-term recommendations, and actions required for mitigating the discovered threats. As part of our security assessment services, we give clients an overview of cybersecurity risks specific to their organizations (industry, infrastructure, and goals), and advice on hardening security and mitigating future threats.

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Come to the dark side: hunting IT professionals on the dark web https://securelist.com/darknet-it-headhunting/108526/ https://securelist.com/darknet-it-headhunting/108526/#respond Mon, 30 Jan 2023 10:00:30 +0000 https://kasperskycontenthub.com/securelist/?p=108526

The dark web is a collective name for a variety of websites and marketplaces that bring together individuals willing to engage in illicit or shady activities. Dark web forums contain ads for selling and buying stolen data, offers to code malware and hack websites, posts seeking like-minded individuals to participate in attacks on companies, and many more.

Just as any other business, cybercrime needs labor. New team members to participate in cyberattacks and other illegal activities are recruited right where the business is done – on the dark web. We reviewed job ads and resumes that were posted on 155 dark web forums from January 2020 through June 2022 and analyzed those containing information about a long-term engagement or a full-time job.

This post covers the peculiarities of this kind of employment, terms, candidate selection criteria, and compensation levels. Further information, along with an analysis of the most popular IT jobs on the dark web, can be found in the full version of the report.

Key outcomes

Our analysis of the dark web job market found:

  • The greatest number of ads were posted in March 2020, which was likely related to the outbreak of the COVID-19 pandemic and the ensuing changes in the structure of the job market.
  • The major dark web employers are hacker teams and APT groups looking for those capable of developing and spreading malware code, building and maintaining IT infrastructure, and so on.
  • Job ads seeking developers are the most frequent ones, at 61% of the total.
  • Developers also topped the list of the best-paid dark web IT jobs: the highest advertised monthly salary figure we saw in an ad for a developer was $20,000.
  • The median levels of pay offered to IT professionals varied between $1,300 and $4,000.
  • The highest median salary of $4,000 could be found in ads for reverse engineers.

The dark web job market

Most dark web employers offer semi-legal and illegal jobs, but there are ads with potentially legal job offers that comply with national laws. An example is creating IT learning courses.

Sketchy employment arrangements can border on the illegal and sometimes go against the law. An example of a dubious job is selling questionable drugs for profit on fraudulent websites.

Dirty jobs are illegal and often present a criminal offense. An individual engaged in these can be prosecuted and jailed if caught. Fraudulent schemes or hacking websites, social network accounts and corporate IT infrastructure all qualify as dirty jobs.

Offers like that come from hacker groups, among others. Cybercrooks need a staff of professionals with specific skills to penetrate the infrastructure of an organization, steal confidential data, or encrypt the system for subsequent extortion.

Attack team coordination diagram

Attack team coordination diagram

People may have several reasons for going to a dark web site to look for a job. Many are drawn by expectations of easy money and large financial gain. Most times, this is only an illusion. Salaries offered on the dark web are seldom significantly higher than those you can earn legally. Moreover, the level of compensation depends on your experience, talent, and willingness to invest your energy into work. Nevertheless, unhappy with their pay, a substantial percentage of employees in the legitimate economy quit their jobs to find similar employment on the dark web market. Changes on the market, layoffs, and pay cuts, too, often prompt them to look for a job on cybercrime websites.

Other factors are a lack of certain candidate requirements, such as a higher education, military service record, absence of prior convictions, and so on. Legal age is the main requirements that many ads have in common. Dark web jobs look attractive to freelancers and remote workers because there is no office they have to show up in, and they can remain digital nomads. Candidates are attracted by a large degree of freedom offered on the dark web: you can take as many days off as you want, there is no dress code, and you are free to choose any schedule, tasks and scope of work.

Another reason why people look for a job on the dark web is poor awareness of possible consequences or a flippant attitude to those. Working with underground teams, let alone cybercrime groups, poses serious risks: members can be deanonymized and prosecuted, and even getting paid is not a guarantee.

Example of a resume posting

Example of a resume posting

Dark web job market statistics

To analyze the state of the dark web job market in January 2020 through June 2022, we gathered statistics on messages that mentioned employment, posted on 155 dark web forums. Messages were selected from forum sections on any jobs, not necessarily those in IT.

A total of roughly 200,000 employment-related ads were posted on the dark web forums during the period in question. The largest number of these, or 41% of the total, were posted in 2020. Posting activity peaked in March 2020, possibly caused by a pandemic-related income drop experienced by part of the population.

Ad posting statistics by quarter, Q1 2020–Q2 2022 (download)

The impact of the pandemic was especially noticeable on the CIS markets.

The resume of a candidate who has found himself in a pinch (1)

The resume of a candidate who has found himself in a pinch (1)

See translation

Guy over 25, no addictions, into sports. Quarantined without cash, looking for rewarding job offers, ready to cooperate.

The resume of a candidate who has found himself in a pinch (2)

The resume of a candidate who has found himself in a pinch (2)

Some of the living in the region suffered from reduction of income, took a mandatory furlough, or lost their jobs altogether, which subsequently resulted in rising unemployment levels (article in Russian).

Tags on an ad offering a job amid the crisis

Tags on an ad offering a job amid the crisis

See translation

how to earn money amid crisis
make some cash during pandemic
make money during coronavirus
coronavirus updates
pandemic jobs
jobs amid crisis

Some jobseekers lost all hope to find steady, legitimate employment and began to search on dark web forums, spawning a surge of resumes there. As a result, we observed the highest ad numbers, both from prospective employers and jobseekers, or 6% of the total, in March 2020.

Posting dynamics on dark web job forums in 2020–2022 (download)

Ads seeking jobs were significantly fewer than those offering, with just 17% of all ads we found related to employment. The statistics suggest that jobseekers respond to job ads by prospective employers more frequently than they post resumes.

Resumes posted on dark web forums target diverse areas of expertise and job descriptions: from moderating Telegram channels to compromising corporate infrastructure. This study focused on IT jobs specifically. We analyzed 867 ads that contained specified keywords, 638 of the ads being vacancy postings and 229 being resumes.

The most in-demand professionals on the dark web were developers: this specialization accounted for 61% of total ads. Attackers (pentesters) were second, with 16%, and designers came third, with 10%.

Distribution of dark web job ads across specializations (download)

Selection criteria

The methods of selecting IT professionals on the dark web market are much the same as those used by legitimate businesses. Employers similarly look for highly skilled workforce, so they seek to select the best candidates.

Selection criteria in dark web job postings. The percentages presented were calculated out of the total number of ads that clearly stated selection criteria (download)

Job postings often mention test assignments, including paid ones, as well as interviews, probation periods, and other selection methods.

Job posting that offers applicants a test assignment

Job posting that offers applicants a test assignment

See translation

PM us your resume if you’re interested. We’ll send the suitable candidates a paid test assignment (20,000 rub in BTC at current rate).

One job ad even contained a detailed description of the employee selection process. An applicant had to undergo several rounds of screening, test assignments involving encryption of malware executables and evasion of protective measures, and a probation period.

Example of a candidate selection flow

Example of a candidate selection flow

See translation

Candidate selection procedure:

  1. We give you a test DLL to encrypt. Must be a FUD scantime encrypt with max 3 minor AV runtime detects.
  2. If step 1 completed successfully, you get a live file to encrypt. Must be a FUD scantime encrypt, stay clean for 24 hours (no d/l)
  3. If step 2 completed successfully, we put you on a trial period of two weeks for $40/encrypt. We expect a functional FUD DLL/EXE by 1 PM Moscow time every Monday through Friday.
  4. If trial completed successfully, you were regularly online, doing cleanups, and you showed yourself to be a painstaking and competent professional, we hire you full-time for $800–$1500/week.

The absence of addictions, such as drugs and alcohol, is one of the requirements peculiar to the recruitment process on the dark web.

Job posting saying that only those free from addictions can be selected

Job posting saying that only those free from addictions can be selected

See translation

Teamwork skills, stable connection, no alcohol or drug addictions

Employment terms

Employers on the dark web seek to attract applicants by offering favorable terms of employment, among other things. The most frequently mentioned advantages included remote work (45%), full-time employment (34%), and flextime (33%). That being said, remote work is a necessity rather than an attractive offer on the dark web, as anonymity is key in the world of cybercrime. You can also come across paid time off, paid sick leaves, and even a friendly team listed among the terms of employment.

Employment terms in dark web job postings. The percentages presented were calculated out of the total number of ads that clearly stated the terms of employment (download)

Cybercrime groups, who look for the most highly skilled professionals, offer the best terms, including prospects of promotion and incentive plans.

Employment terms in a dark web job posting

Employment terms in a dark web job posting

See translation

Terms:

  • Paychecks on time. Pay rate ($2000 and up) to be fixed after successful test assignment and interview
  • Fully REMOTE, 5 days/week, Sat and Sun off.
  • PTO
  • NO formal employment contract
  • We offer a continuous increase in pay: with each successful assignment, you get a raise and an instant bonus.

These groups may conduct performance reviews as did Conti. The reviews may result in the employee receiving a bonus or being fined due to unproductivity. On top of that, some underground organizations run employee referral programs offering bonuses to those who have successfully engaged new workers.

Similarly to the legitimate job market, dark web employers offer various work arrangements: full time, part time, traineeships, business relationships, partnerships, or team membership.

Job posting that suggests cooperation

Job posting that suggests cooperation

The absence of a legally executed employment contract is the key differentiator between the dark web and the legitimate job market. This is not to say that you never come across perfectly legal job ads on the dark web. For instance, we discovered several ads seeking a developer for a well-known Russian bank and mentioning a legally executed contract and voluntary health insurance.

Legitimate job ad found on the dark web

Legitimate job ad found on the dark web

See translation
  • Work for a top 50 Russian bank.
  • Formal employment contract
  • VHI starting from first month of employment
  • Work schedule: 5/2, remote work
  • Compensation levels: remote developer in Samara: ₽125,000 gross + 10% annual bonus; onsite developer in Penza: ₽115,000 gross + 10% annual bonus
  • Professional team, friendly environment
  • Challenging task and projects, chance to make a difference

Levels of compensation

We analyzed more than 160 IT job ads that explicitly stated a salary[1]. When reviewing the statistics, it is worth bearing in mind that dark web employers typically state rough salary figures. Many employers provide a pay range or a lower limit.

Job posting that indicates a ballpark level of compensation

Job posting that indicates a ballpark level of compensation

Your level of compensation may grow with time depending on how much effort you invest, your contribution, and how successful the business is on the whole. Compensation is typically indicated in dollars, but in practice work is often paid for in cryptocurrency.

The diagram below shows the minimum and maximum levels of compensation for selected IT jobs.

IT pay ranges from dark web job ads (download)

The most highly paid job at the time of the study was coding, commanding a maximum of $20,000 per month. However, the lower limit there was the smallest: just $200.

Example of offer with the highest salary for developers

Example of offer with the highest salary for developers

The median monthly salary of a reverse engineer was also notably high at $4,000.

Job Median monthly salary
Attacker $2,500
Developer $2,000
Reverse engineer $4,000
Analyst $1,750
IT administrator $1,500
Tester $1,500
Designer $1,300

Median monthly IT salaries on the dark web

Some dark web job ads promised levels of compensation much higher that the figures quoted above, but it included bonuses and commissions from successful projects, such as extorting a ransom from a compromised organization.

Not every job posting made the compensation statistics, as some looked suspicious or openly fraudulent.

Thus, a job ad on the dark web promised up to $100,000 per month to a successful pentesting candidate. Interestingly enough, the work was described as “legal.”

Job posting on a dark web forum offering an inflated compensation figure

Job posting on a dark web forum offering an inflated compensation figure

See translation

search, employee / Seeking website pentesters ХХЕ, XSS, SQL
Looking for a person who knows ХХЕ, XSS, SQL attacks inside and out to pentest our sites for vulnerabilities.
Fully legal
Compensation up to $100,000/mo.
PM for details

Besides the usual hourly, daily, weekly, and monthly rates, there are other forms of compensation that serve as the base pay or complement it. You could come across job ads that offered wages to be paid for completing a job: hacking a website or creating a phishing web page.

Various performance-dependent commission was often promised in addition to the salary. For example, a pentester could be promised a monthly salary of $10,000 along with a percentage of the profits received from selling access to a compromised organization’s infrastructure or confidential data, extortion, and other ways of monetizing the hack.

Example of a job ad that offered a salary and a performance bonus

Example of a job ad that offered a salary and a performance bonus

See translation

Seeking WIN pentester to join our team.

  1. Experience with Cobalt Strike, MSF, etc. required
  2. Commitment to work is a must
  3. No addictions

Compensation up to $10,000/mo. + bonus.
PM if interested.

Candidates were often offered commission only. In several cases, no compensation of any kind was provided. Applicants were offered to work pro bono, for promised commission, or for a share of the profits in the future.

Example of an unpaid job ad

Example of an unpaid job ad

Takeaways

The dark web is a versatile platform that cybercriminals not only use for striking deals and spreading illegal information, but also for hiring members to their teams and groups.

The data provided in this report shows that demand for IT professionals is fairly high on cybercrime websites, with new team members often being salaried employees. It is interesting, too, that cybercrime communities use the same methods for recruiting new members as legitimate organizations, and job ads they post often resemble those published on regular recruitment sites.

The ads we analyzed also suggest that a substantial number of people are willing to engage in illicit or semilegal activities despite the accompanying risks. In particular, many turn to the shadow market for extra income in a crisis. Thus, the number of resumes on dark web sites surged as the pandemic broke out in March 2020. Although dark web jobs could be expected to pay higher than legitimate ones, we did not detect a significant difference between the median levels of IT professionals’ compensation in the cybercriminal ecosystem and the legitimate job market.

Software development proved to be the most sought-after skill, with 61% of all ads seeking developers. This could suggest that the complexity of cyberattacks is growing. The higher demand for developers could be explained by a need to create and configure new, more complex tools.

It is worth noting that the risks associated with working for a dark web employer still outweigh the benefits. The absence of a legally executed employment contract relieves employers of any responsibility. A worker could be left unpaid, framed or involved in a fraudulent scheme.

It is not worth forgetting the risks of being prosecuted, put on trial and imprisoned for the unlawful activities. The risks of cooperating with hacker groups are especially high, as deanonymization of their members is a priority for cybercrime investigation teams. The group may be exposed sooner or later, and its members, face jail time.

To inquire about threat monitoring services for your organization, please contact us at dfi@kaspersky.com.

To get the full version of the report, please fill in the form below. If you cannot see the form, try opening this post in Chrome with all script-blocking plugins off.


[1] Salary levels expressed in Russian rubles were converted using the effective rate at the time of the study: 75 rubles per dollar.

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What threatens corporations in 2023: media blackmail, fake leaks and cloud attacks https://securelist.com/corporate-threat-predictions-2023/108456/ https://securelist.com/corporate-threat-predictions-2023/108456/#respond Wed, 18 Jan 2023 08:00:45 +0000 https://kasperskycontenthub.com/securelist/?p=108456

Kaspersky detects an average of 400,000 malicious files every day. These add up to 144 million annually. The threat landscape is constantly updated through new malware and spyware, advanced phishing methods, and new social engineering techniques. The media routinely report incidents and leaks of data that end up publicly accessible on the dark web. Hacker attacks constantly hurt individuals, corporations, and entire countries, and not just financially. In certain cases, cyberattacks may threaten human lives, for example if they target critical infrastructure.

Last year, the cybersecurity of corporations and government agencies was more significant than ever before, and will become even more so in 2023. As part of the Kaspersky Security Bulletin, the DFI (Digital Footprint Intelligence) and DFIR (Digital Forensics and Incident Response) teams have come up with an overview of threats that will be relevant to the segment in question.

More personal data leaks; corporate email at risk

The trend for personal data leaks grew rapidly in 2022 and will continue into 2023. Last year saw, a number of high-profile cases, such as Medibank, Uber, and WhatsApp. The leaks affected various organizations and amounts of data. For example, last September, an attacker offered for sale a database containing 105 million records with information about Indonesian citizens. The compromised data included full name, place and date of birth, gender, as well as national identification number. The perpetrator valued the data, seemingly taken from the General Elections Commission of Indonesia, at US$5,000 and put it up for sale on the dark web.

A post on the dark web that offers Indonesian data for sale and was found with the help of Digital Footprint Intelligence

A post on the dark web that offers Indonesian data for sale and was found with the help of Digital Footprint Intelligence

We often see people use work email addresses to register with third-party sites and services, which can be hacked and exposed to a data leak, putting the security of the company that owns the email at risk. The attack surface in its infrastructure increases with the number of potentially vulnerable objects. When sensitive data becomes publicly accessible, it may invoke the interest of cybercriminals and trigger discussions of potential attacks on the organization on dark web sites (forums, instant messaging channels, onion resources, etc.). In addition, the likelihood of the data being used for phishing and social engineering increases. 

Media blackmail: businesses to learn they were hacked from hackers’ public posts with a countdown to publication

Ransomware operators set up blogs where they post about new successful hacks of businesses and publish the data they stole. The number of posts in those blogs grew in 2022, both in open sources and on the dark web. Whereas we were seeing 200 to 300 posts in each of the first ten months of 2021, the number peaked at more than 500 monthly at the end of 2021 and the first half of 2022[1].

Changes in the number of ransomware blog posts in 2021–2022, worldwide (download)

Extortionists used to try to settle matters with victim businesses in private, without attracting the attention of the broader public. Cybercriminals used to strive to keep a low profile until they got what they wanted, while the hack victims preferred to avoid reputational damage or any other consequences of the attack. These days, hackers post about the security breach in their blogs instead of contacting the victim, set a countdown timer to the publication of the leaked data, and wait for the victim’s reaction. This pattern helps cybercriminals win regardless of whether the victim pays up or not. Data is often auctioned, with the closing bid sometimes exceeding the demanded ransom.

Example: a post about the hack of the Australian company Medibank, found with the help of Digital Footprint Intelligence

Example: a post about the hack of the Australian company Medibank, found with the help of Digital Footprint Intelligence

We expect that in 2023, cybercriminals will try to reach out to victim businesses ever less often, while the number of blog posts and mentions of victims’ names in the news will increase.

Example of a countdown to the publication of leaked data as seen in the LockBit ransomware blog

Example of a countdown to the publication of leaked data as seen in the LockBit ransomware blog

Enjoying the fun part: cybercriminals to post fake hack reports more often

These days, hardly a day goes by without a new leak being reported. The number of fake reports grows along with that. We believe that in 2023, cybercriminals will more frequently allege, that they have hacked a company, as an ego trip and a rep boost. A leak report that appears in public sources can be used as a media manipulation tool and hurt the target business regardless of whether the hack happened or not. It is key to identify these messages in a timely manner and initiate a response process similar to that for information security incidents. This includes monitoring of dark and deep web sites for leak or compromise reports.

The major attack vectors, such as vulnerabilities in publicly used applications, compromised credentials, and emailed malicious links and attachments, will be joined by activities and tools relating to cloud and virtualization technology. Businesses increasingly transfer their information infrastructures to the cloud, often using partner services for that. They place little focus on information security when migrating to the cloud: this is not even a task they assign to the virtualization service provider. An incident catches the company with insufficient data for investigation, as the cloud provider neither gathers nor logs system events. This essentially makes investigating the incident a difficult task.

Cybercriminals will tap dark web sites more often in 2023 to purchase access to previously compromised organizations. Our investigations have revealed a clear trend: the number of attacks utilizing pre-compromised accounts posted on dark web sites is on the rise. What is dangerous about that trend is that the preliminary phase of the attack, that is the account being compromised, can go unnoticed. The victim company will not learn about the attack until it is faced with major damage, such as their services suffering interruptions or ransomware encrypting their data.

Digitalization brings increased cybersecurity risks with it. If a corporation is to secure the loyalty of its customers and partners, it must ensure business continuity and robust protection of its critical assets, corporate data and the entire IT infrastructure to counter growing threats. Large businesses and government organizations often employ multilevel security, but even that is not a guarantee against compromise. Therefore, timely, adequate incident response and investigation are essential to both remedying the consequences and fixing the root cause, as well as to preventing similar incidents from happening again.

The malware-as-a-service model will continue to gain popularity in 2023, with blackmailer teams among others. Cybercriminals try to optimize their work efforts by scaling their operations and outsourcing certain activities just as a legitimate business would. For instance, LockBit — you can read about its evolution here — has been expanding its services like a software development company. The cybercriminals recently went so far as to announce a bug bounty program. Malware-as-a-service (MaaS) is lowering the entry threshold for wannabe cybercriminals: anyone can launch a ransomware attack by renting a fitting malware tool.

Meanwhile, the number of popular and well-known ransomware tools will decline, and attacks will grow in similarity. Companies might view this as a positive: a great number of ransomware tools will utilize similar MaaS techniques and tactics, so a smaller number of these will need to be considered for SOC response. That said, attackers’ tools will grow in complexity, rendering automated systems insufficient as a means of complete security.

The year 2023 will be a complicated one from an information security perspective, because the threat landscape is evolving rapidly. This sets a pace for businesses, which are forced to adapt. On the brighter side, researchers have the advanced tools to curb the growing threats.

These were our predictions for the year 2023. A year from now, we shall see which ones materialized and which ones did not.


[1] The statistics contain data on sites that are covered by the Digital Footprint Intelligence monitoring system

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External attack surface and ongoing cybercriminal activity in APAC region https://securelist.com/external-attack-surface-and-ongoing-cybercriminal-activity-in-apac-region/107430/ https://securelist.com/external-attack-surface-and-ongoing-cybercriminal-activity-in-apac-region/107430/#respond Mon, 19 Sep 2022 14:00:21 +0000 https://kasperskycontenthub.com/securelist/?p=107430

To prevent a cyberattack, it is vital to know what the attack surface for your organization is. To be prepared to repel the attacks of cybercriminals, businesses around the world collect threat intelligence themselves or subscribe for threat intelligence services.

Continuous threat research enables Kaspersky to discover, infiltrate and monitor resources frequented by adversaries and cybercriminals worldwide. Kaspersky Digital Footprint Intelligence leverages this access to proactively detect threats targeted at organizations worldwide, their assets or brands, and alert our customers to them.

In our public reports, we provide overview of threats for different industries and regions based on the anonymized data collected by Kaspersky Digital Footprint Intelligence. Last time, we shared insights on the external attack surface for businesses and government organizations in the Middle East. This report focuses on Asia Pacific, Australia and China. We analyzed data on external threats and criminal activities affecting more than 4,700 organizations in 15 countries and territories across this region.

Main findings

  • Kaspersky Digital Footprint Intelligence found 103,058 exposed network services with unpatched software. Government institutions’ network resources were the most affected by known vulnerabilities.
  • More than one in ten encountered vulnerabilities in the external perimeters of organizations were ProxyLogon. In Japan, this vulnerability was found in 43% of all unpatched services.
  • 16,003 remote access and management services were available for attackers. Government institutions were the most affected ones.
  • On the Darknet, hackers prefer to buy and sell accesses to organizations from Australia, mainland China, India and Japan.
  • Australia, mainland China, India and Singapore comprise 84% of all data leak sell orders placed on Darknet forums.

You can find more information about the external attack surface for organizations in APAC region, as well as data sold and searched for in the dark web, in the full version of our report. Fill in the form to download it.

If you do not see the form above this sentence, please, add this page to exceptions in your browser privacy settings and/or your ad blocker.

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The nature of cyber incidents https://securelist.com/the-nature-of-cyber-incidents/107119/ https://securelist.com/the-nature-of-cyber-incidents/107119/#comments Mon, 05 Sep 2022 10:00:38 +0000 https://kasperskycontenthub.com/securelist/?p=107119

Kaspersky provides incident response services and trainings to organizations around the world. In our annual incident response report, we share our observations and statistics based on investigation of real-life incidents. The report contains anonymized data collected by the Kaspersky Global Emergency Response Team (GERT), which is our main incident response and digital forensics unit. Researchers from Europe, Asia, North and South America, Africa, and Middle East work on Kaspersky GERT.

Since 2020, when the COVID-19 pandemic forced organizations to switch to working from home, our services have adapted to the new normal. In 2021, 98% or our incident response services were provided remotely.

2021 in numbers

  • The majority of requests for incident response services came from our customers in Europe (30.1%), the CIS (24.7%), and the Middle East (23.7%).
  • Industrial (30.1%), governmental (19.4%) and financial (12.9%) organizations remain the most targeted ones.
  • In 53.6% of cases, exploitation of vulnerabilities in public-facing applications was the initial infection vector.
  • 51.9% of incidents were ransomware attacks, and in 62.5% of those cases, cybercriminals had had access to target systems for more than a month before they started file encryption.
  • In 40% of incidents, cybercriminals used legitimate tools.

More details on cyberincidents and response measures can be found in the full version of the report. It includes following information:

  • Review of 2021 trends
  • Reasons for organizations to suspect an incident and request response
  • Initial access vectors
  • Exploits and tools used by cybercriminals
  • Attack durations and response times
  • Recommendations on protection against the threats

To download the full report (in PDF), please fill in the form below. Note that if you have strict security settings enabled in your browser, you will need to add this page to exceptions to see the form.

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