Resubmissions

23-08-2021 11:09

210823-m67na7fdme 10

09-07-2021 16:43

210709-27tdrzd9wa 10

Analysis

  • max time kernel
    1623s
  • max time network
    1804s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    23-08-2021 11:09

General

  • Target

    9ae7ab0afccf76719a56fbf5c016995aa52043b2d4649b4f9f8822d31f5e5296.exe

  • Size

    122KB

  • MD5

    05f621411097f5025874ebdf84419bb2

  • SHA1

    72f9bb9085829a6d06d016f0d14daaace19c5422

  • SHA256

    9ae7ab0afccf76719a56fbf5c016995aa52043b2d4649b4f9f8822d31f5e5296

  • SHA512

    34eb2969cfc0f7396b0a471ebbe901e58c827822f5a64efeb9ff3704afef306db29082e231039318adff608f38842fbf9d7afab46b7d39ba9302be2481153714

Malware Config

Extracted

Path

C:\jm29td7-readme.txt

Family

sodinokibi

Ransom Note
---=== Welcome. Again. ===--- [+] Whats Happen? [+] Your files are encrypted, and currently unavailable. You can check it: all files on your system has extension jm29td7. By the way, everything is possible to recover (restore), but you need to follow our instructions. Otherwise, you cant return your data (NEVER). CONFIDENTIAL DATA WAS EXFILTRATED! (SCREENSHOTS ON DEMAND) ALL YOUR DATA STORED ON OUR BULLETPROOF FILE SERVERS! IF YOU DECIDE NOT TO PAY, INCIDENT WILL BE REPORT TO THE WORLD NEWS MASS MEDIA. YOUR DATA WILL BE SOLD ON BLACK MARKET! YOU WILL GET CLOUD CREDENTIALS WHERE YOUR DATA STORED AFTER PAYMENT [+] What guarantees? [+] Its just a business. We absolutely do not care about you and your deals, except getting benefits. If we do not do our work and liabilities - nobody will not cooperate with us. Its not in our interests. To check the ability of returning files, You should go to our website. There you can decrypt one file for free. That is our guarantee. If you will not cooperate with our service - for us, its does not matter. But you will lose your time and data, cause just we have the private key. In practice - time is much more valuable than money. [+] How to get access on website? [+] You have two ways: 1) [Recommended] Using a TOR browser! a) Download and install TOR browser from this site: https://torproject.org/ b) Open our website: http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/6DEF995D09137E95 2) If TOR blocked in your country, try to use VPN! But you can use our secondary website. For this: a) Open your any browser (Chrome, Firefox, Opera, IE, Edge) b) Open our secondary website: http://decoder.re/6DEF995D09137E95 Warning: secondary website can be blocked, thats why first variant much better and more available. When you open our website, put the following data in the input form: Key: NbKtfUBuJQOEF/tiWBA9VW/B0aN741wrntsFz4c1H50iOOlFRHUcOJcGkoYGUelI F83PXXX3zE6Po0CqJgK54tlTgzA8hva6n7GHpxWmcOtbnJWviDZ3kXbvvLwpEkqu em3/E9vp670x0gZRwIFvdAcPS0xToU4EgwSCKCfpdAz955XoSmFq21WKslj2pK2Y n9dw78ZG48fLB8meFFXC7ySCEaZHM94qQgMlGIsgx5MuWkLI9LktAiEQoQRQLGd3 WglYzCuscDJIHb0XX6AHykvFDZF5cWjg+8b9125alw3rUU6+kwTMiv4WSkeH9WTd Cgnawuo3u4JZpnOwKQ9F5td6fqwXkwdj+wP7lW8vx+GEDuNuTEPP1QuGRokvQ9oK UWqqAXH6tte/AHiUV1EQaP6ePKbF2D6RL7jQvRqQ6pcCGDc4ZMvwM4GYKHEewfC/ 6dgznSIuNpTfVWCKLFRFiLDvheDh80H1cPE64Ib+g9e7ik6zC4PJapX5dYooNvLJ k+VQ37bK8ASF3IQarfMVZ/zJ2Ja6FWw8VSokAztN/SPkqDC06vdUYg1OlzcE2OCg fnr8tEzw6L7rgHLGl1HpzDNOKdZ4gxlYO/QD5OLsLIM6MZyy/ZkxuL6TeLhJF9b/ 5+7XKDcZYLL1yVwfXcwUfVrKdDfZp2L/X4ytYhF13fA3jq9Vr1opLcIwh1Xp7zoT MagLsPoI8P1q6n/CjBtD83Dt2CNPBr93/gshayTbd+W6SLshNFpHrEcR2kPxKI1t w+d5K3Kl6ibTTNbkfjEzdpb/QYQINLeNbj4uSvGVqAAnfVb7TKVbf1zeg8Rdm2wk /3kvghePojIk3834PGFAob84zPtyiRFais+q7XMoAsQUVCR/77IAK8oaiQnXH0Bd Y6SRIxQ+9XaUCF3qIejC206aejeQq/qXl7QIh7xjd2hyJe6VXaCZ85Re3FcIzUtl 2IT/W0Al0OMUc5gRZosp2v6ws6mXC1St4/cSWPjk6VB0mcyJN70eRM7zvy/L7pQj 1+0rvT16dpoprW43h3MhK7Y9SF77grrrAoJoc8bpI2uZdpMwwEUDidm7zoV3OL+c ZPj3gZsOBPtmzCfoBpqODTTd7uVvdtZd3zHL5GImZOjTp5zsrXSO/gPHJcC+xFpq LB6DgMqHdDu3gVryWgKlMnXTQYkfkHdgCx0dwE6rBjJXJpA4E6tLqBJhgXEnZSon 0ZriIXo644B02NtFfIqnwNSOm7AyuTzQKgRGbs/fRWMqCn7TWO3EM7SWhK1+ZpK9 8iW8K7QwLKXyU8p3YDXIPnAoTjFrZ2QI ----------------------------------------------------------------------------------------- !!! DANGER !!! DONT try to change files by yourself, DONT use any third party software for restoring your data or antivirus solutions - its may entail damage of the private key and, as result, The Loss all data. !!! !!! !!! ONE MORE TIME: Its in your interests to get your files back. From our side, we (the best specialists) make everything for restoring, but please should not interfere. !!! !!! !!!
URLs

http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/6DEF995D09137E95

http://decoder.re/6DEF995D09137E95

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • suricata: ET MALWARE Known Sinkhole Response Header

    suricata: ET MALWARE Known Sinkhole Response Header

  • Modifies Windows Firewall 1 TTPs
  • Modifies extensions of user files 1 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 25 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in Program Files directory 37 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies system certificate store 2 TTPs 20 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9ae7ab0afccf76719a56fbf5c016995aa52043b2d4649b4f9f8822d31f5e5296.exe
    "C:\Users\Admin\AppData\Local\Temp\9ae7ab0afccf76719a56fbf5c016995aa52043b2d4649b4f9f8822d31f5e5296.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1200
    • C:\Windows\SysWOW64\netsh.exe
      netsh advfirewall firewall set rule group="Network Discovery" new enable=Yes
      2⤵
        PID:596
    • C:\Windows\system32\wbem\unsecapp.exe
      C:\Windows\system32\wbem\unsecapp.exe -Embedding
      1⤵
        PID:1356
      • C:\Windows\system32\vssvc.exe
        C:\Windows\system32\vssvc.exe
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1480

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • memory/596-61-0x0000000000000000-mapping.dmp
      • memory/1200-60-0x00000000768B1000-0x00000000768B3000-memory.dmp
        Filesize

        8KB