Overview

overview

10

Static

static

10

8efde1792c...2c.exe

windows7_x64

10

8efde1792c...2c.exe

windows10_x64

10

Analysis

  • max time kernel
    172s
  • max time network
    164s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    24-01-2022 01:35

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General

  • Target

    8efde1792c83d66d2bf46cdfc695bb5f70edeefd951b70c403960ebcf2ca712c.exe

  • Size

    164KB

  • MD5

    0e3a73d5941bbe2e577bbf9910e422da

  • SHA1

    9a82c12a54cdf85063ebfe9eb97444f49aa68f51

  • SHA256

    8efde1792c83d66d2bf46cdfc695bb5f70edeefd951b70c403960ebcf2ca712c

  • SHA512

    7780e7b1aee337c2d9440ac6f9997cad698cf633118872edd3daa565a8de5330350f2a61cb0b35889e518871c840075f68b39e9c92624783bc7cbb8f88a49ecd

Score
10/10
sodinokibipersistenceransomware

Malware Config

Extracted

Path

C:\42qj3t-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 42qj3t. 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/57EEB596916CB324 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/57EEB596916CB324 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: oKUwo8xW083MfXSf6N8wMBAuKmq8k9SQi0B9BE5yi1zJIHyhS4HtNZBfjFr+NIma ra+b6hbNww8v2IyXJtqU1njUIyMpTwaAW8lDXfwUf+GO+mH+b2D47xY69pGqCfHT eADVP3qecPfA9f4z07Xr8wcfyaVBisx3wHEhsvZKH9v9y3pirGPeZfXMFY2AzZD4 1mV1xfPFEaonH8sNVEMxvmPho/kDvHFpKZILA7Eex/tAOGYUvbWj8XDvxjGFq5AQ G41lyX7IlR/+bLIIdTHpz7bIZ6Rd0Wg4X/3uCx3igNb7IHG2cIXWgecSs47Nw1zb oT9owLXjXE90840c5Yav1jjXzURIcAF2wKgN734cy0pwfP4tYaXF84nXZlyJwe/Z uLUCe/dzcX4dtbKXZK0015qTz9yD5yicf4fT14YtAFtu8Lxeb4+ixeTRNNcEPfl4 r48bDStRMdQ4E7BVdYtvu7AyI03iTQ1GlZJa/+86krm2Ac+ggJlz6t5cZKoVgjsU Bfp3Kfgu/UF2/4lKIOjyIky0bYVFnzJRvqnhn9xL6x2KU5pXcYMaSmtdUYTS5unG p9O8Kjd60RtZdT6884WCUv3jBmU3nugKfRNcHuWIl5tluE5RDwr2oXOvmEUQLaKa KTNOUzDMgmpvUqlY4xPDWrqXpqpbICgslZf2SvBRUTqGuT6VvB2WW5zvkDzeZ5gz 8N7wHrTc8g0pFIksOD19N4208ryFqZWC1saF5JlZDbRh5i9EAk5Gd7oCOzZYxvhr FCbPnVv94jUpgnHlja/lfJ/oeMEcQO8TuaOj+J2NTiX3OEMd4vG7gQTFuKbVy9Ub qzUNrLMmpYvYK+3UdEA26ACasY03X/aLs8k7JIXj083nRdbenxTMc6SgxXa3qMnr 1DZlbeU+sFeWXFzqUc6axLDCu2fsE9FJrcVxRSE+lO2bd3pKFxCgbEmKVtWhr3MB 7ycyXm4aqdjC+0sIWfhpTNDSH3lbgKywTmQ+eAMNkyZoKVBl2bH3PWSRL/iKfI63 gJdlZSbW+P+2mimNYj2R36/TCOAQpUOXS4XHvvsPZ/3kgla3mYP5SqOHFwIjKCud 4KdXGWhuxxRGUREH15WeXBVHqfge0KldDEyhFVKK8ky5Yswl5guKb+QCmfk= Extension name: 42qj3t -------------------------------------------------------------------------------------- !!! 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/57EEB596916CB324

http://decryptor.top/57EEB596916CB324

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

    ransomwaresodinokibi
  • Modifies extensions of user files 9 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • 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 18 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 2 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
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1156
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2368
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:596
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2448

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Modify Registry

    2
    T1112

    Credential Access

    Discovery

    Query Registry

    1
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Defacement

    1
    T1491

    Replay Monitor

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    Downloads

    • memory/2368-123-0x000001FA7A630000-0x000001FA7A652000-memory.dmp
      Filesize

      136KB

      Download
    • memory/2368-129-0x000001FA785E3000-0x000001FA785E5000-memory.dmp
      Filesize

      8KB

      Download
    • memory/2368-128-0x000001FA785E0000-0x000001FA785E2000-memory.dmp
      Filesize

      8KB

      Download
    • memory/2368-130-0x000001FA7A7E0000-0x000001FA7A856000-memory.dmp
      Filesize

      472KB

      Download