Analysis

  • max time kernel
    144s
  • max time network
    168s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    24-01-2022 01:57

General

  • Target

    629f8b33cc1059573525a2502660f13a529b82a8a315d938d100ed9ba798c7c1.exe

  • Size

    117KB

  • MD5

    88f4e14594089b7c2cbaae357a2e29e2

  • SHA1

    71a1ad7213291a5a7e5e45fc65000f03f3864f60

  • SHA256

    629f8b33cc1059573525a2502660f13a529b82a8a315d938d100ed9ba798c7c1

  • SHA512

    a31bb82b86eb3076450bbc655fb102dc46f9e11090b834b45b38b570c49dd80592b3bff0c24a46005ae963c7efdc4b79a252454a1d8668c58c86f562100db3c8

Malware Config

Extracted

Path

C:\247d247l76-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 247d247l76. 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/0C0C8131993EA795 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/0C0C8131993EA795 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: ESf7CoNAdnQs3861Cu1fQqd2kTK2GeCLlNDiZHUR8C4lo9jVxpSsoxn657G3mtg0 DYSt5fvpJ5POWDceuCn21Fnq70fGdp0JAVTC70Lv5Wn5LlHy9fYrIkxyUxrYLDxF PkJYSgQOdAA2nVzqpSjtcyreINmFAX7AMcfa0Aa7+vUp+5qPmbXw+8FGDggj0EoB Elr3rkl81vvuJ6uktZau1Cgp0lY4YWeseX8RBq6vH1gfzP8lvQzKMjyaIrJIDVP7 LaAe6EIYqvp8WetAOShPQ52iWdg3LCIbKVvmiVw0ugZZ19xY+iI7GVooyIm+riii qwSIjdeeY2J+P22qt+d/ojeBpk3EY7cWc+u0cvb9KuZFY4s5E/l60/BICPvOttqa z/urKW+TqhktmZSH2wydc84V384v7OholT/kQ7HVt92YkSFdRW/UMfPtCN19r0E+ Ai8Irmx6Q5NeP1+LzkdeYbwmDRrX4+0GyQmSSONJdoRPKUfjrN6TCYkCXN2EL109 BpLcfGyN+We6V3wO6Q9h1vdWwbtwzShOvB+77Z7U9dRoMrtwr02ENb3hAr4x4K+F jzEyYhU8EmRQPnxJkolHlS2V/yz+HMK8jAFrva/48Cr05V0m4XAbsrjyyHi/M2Xv jFtmYgKT0GwrK9w0+ArHZcOlp1gPJ17sig8G+++PZNUC9h0v8fCv2d6TTUKcvdIe CWsZ7dS9Q8fJS6UzypuYLjPtSd0wi6cbJuG5yaxe/gC1tjLM1rlwBE07Pb/F1NhT MDwv0kV8hnaSr8Yk/9ZKFcQwH1cn1C2e9YyVKdLtP1TQl874DN7CFDx2s527OdLI uMYRFOBO7K3uqbv73lG6cQUXBeXREd8AwZ0fy/iGq+WO/YylBuMLxE3opBR7Ml36 GXF1BWlKlBdDs1U40dfX/K+8pICuJbgtuNxj8u35NZaL18iynMPbIvwCyK3ZRLUF LoEP1BEcHrC+dZhhHk98YjdDhy6jAGoZKrbkBxr9HneWoJNc1MMWv36q6lBZtGKe ogsS/hVqeJUa2d8Z23RJZkbqIFA7B18XUz63Q3aNIC4aau8wGKDdQT3xAe0kqfH0 Dox9DNdygKLci2d9ndukAqixsPIamhmSGDXLHe7lWavUwXmqamZatRKjcXnMUdpg SQAkGc6O6VrfM0EIGap4iD907fpw+5VK4yBKp2vrLwLea7groPE2GwEZdWBtMqou 9V2eta8LvFew54pDQU7vN2uPpMR56Bb7POjLZRJKimWfnIJm80T45X0oBmYQXYJP TeHP+eydMMfBEm4Afk4fVTTkLMg= Extension name: 247d247l76 ----------------------------------------------------------------------------------------- !!! 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/0C0C8131993EA795

http://decryptor.cc/0C0C8131993EA795

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Modifies extensions of user files 5 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 11 IoCs
  • Modifies system certificate store 2 TTPs 10 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\629f8b33cc1059573525a2502660f13a529b82a8a315d938d100ed9ba798c7c1.exe
    "C:\Users\Admin\AppData\Local\Temp\629f8b33cc1059573525a2502660f13a529b82a8a315d938d100ed9ba798c7c1.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
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2680
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:4052
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:776

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    3
    T1112

    Install Root Certificate

    1
    T1130

    Discovery

    Query Registry

    1
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    1
    T1082

    Impact

    Defacement

    1
    T1491

    Replay Monitor

    Loading Replay Monitor...

    Downloads