Analysis

  • max time kernel
    93s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-04-2024 13:54

General

  • Target

    6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe

  • Size

    166KB

  • MD5

    44c753ed1faec948b0d98bc9ba047469

  • SHA1

    1aa2d575752dcfa73ea8bd2fa666e18588be353c

  • SHA256

    6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01

  • SHA512

    f7d4c3988f82839264e83c1a17024c695bd8ff31a224eba3cfc9e3712758be5450521c1e52c246b02dad0849bdf381ad40d77e9b5bab6f8135f07219c13047e0

  • SSDEEP

    3072:1LFrb30BRtBZZg+i2ayy2RjLTuVyu7CJDgoMT3QoIeXt5KCn16:ZJ0BXScFy2RsQJ8zg9edTn1

Score
10/10

Malware Config

Extracted

Path

C:\Recovery\8uw4u5-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 8uw4u5. 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/C8FC38AE12BE9790 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/C8FC38AE12BE9790 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: RPR/7SX0x9kJOAW8sbZ0sqeWKep67sQ20xaaXfkcDpZNEE/oerABZIDTqYGZZxMy pmnvlc0y4EZJQyibD8mf2FxfJV9odKnV+HDdmF03KC+OjdQ3dGqj8F8QZ4sm1UJ+ WXKGOT57MUoF5++eblCdNCV+DXXQilqGX5y9484YEi2MsZ6dIuAVsjo8p3Uuna/8 uKTMwXmqUTssOjlXkYMpYfD7BpJgFPOaYjAUwscy7V9/1h29Rbo8ioqVgLjRa3Re HLmzOPSN4ykzSUq0muCALgudiC6FhvzGm/XsJabwkZZ9cNyH/IZo2Y+JA3lAlwAF ZzFEK+MP//uPJyHJeFTzw8pIEw98W9dPWRs+NvThS3pQHfx5mhNphjFaaIqD3DJB 31scBkHnYNixRQbnUg4F0vgu9sMVHY9LJcaUhZGipieptgptIOjzUfmf7CzeSwUo DHE5GFlWTXDEz1cTrrGHdVKhFRQ4LAd8xEFLShqp8KMc/PWagMKPg2Ag4eipcImP Q6VMQWPTCE02xkg55321GRSJ+bb57/xaUj+U04RlMPTc4/lNAGJn8oaoqsXc63Ax uFlw6ROp1q8S6R/hpBV6btVfH5iTrh0K9xy+Hg/fV7lpZWQ3t42aRCH82t34SdZb All1MjcRcty4uPPJUDlVBnxUS8Ga92s73hdxxEdPNqzPjyH7eMevXMMXHd1rut9+ rCIG3TQ+X1fya8GkIW6E/Cqs1pn/m7Eg5hX9qK7R1dTCWD+UiAJHydqcLtE92J+s R+qcyPH3qFLcqFQIvgiCWpV+3dorsf9/RIH4f3nc7g8uZfAlPigJeQK+sD7AMPER 3U/zLJ+IELgF/tal7JEQYG9GbOHcuKhhV3iAs7h9vnOdJxG7xNdiqCv8d/s6aeEq sFmBSsq/Fgy2XuwXg0R/epzX73ExHVKiRXOHkJ9lBMu2YP89yBb8eB7Bew/UacOj 1udL5sJVkdvWJVI87AEqg7LErg8y1uQnKXlGmnwgzXPXDSyiFLJeM0GU5uHc3GFS nmwgyYk7Yn2tq1QpKDGxSPTKfbjOMhBmt2sWDbR0JNUATCzIu/IocqCBFIIvBpLK zdzv38hdnkgjmhOKbU6amYXim9zG/x/g3eviKjYQ7EHdr9gj0ELqTsVwcaeWaH1+ XGCOj3kM5+5enRrpWL3AOlI0zsWhGEzFhlDbpUL25SmpuD3OFQUW1oW7JGtPgAC7 0Vd3H3J/MnW4nwmPyZJEWJnyyISUBaY0rQcoVvo5o27+Hk00rODphhKv5veIu33A aZ0AI6StM0J5VyH/bS9Xzo3bll3FYzeEyvD+AK2agw541KAWB0aysxh3h6yLOMRa ObgrgG647pxUWX8ApjMqfGT3g3L86e9RPblp++8ebq79sMTv Extension name: 8uw4u5 ----------------------------------------------------------------------------------------- !!! 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/C8FC38AE12BE9790

http://decryptor.cc/C8FC38AE12BE9790

Signatures

  • Sodin,Sodinokibi,REvil

    Ransomware with advanced anti-analysis and privilege escalation functionality.

  • 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
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 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\6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe
    "C:\Users\Admin\AppData\Local\Temp\6628de7ffbbe168a4fa9ff0a1a29b54e88a32e5963db0dd1aea4b80102c8ce01.exe"
    1⤵
    • 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:2080
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2008
  • C:\Windows\system32\wbem\unsecapp.exe
    C:\Windows\system32\wbem\unsecapp.exe -Embedding
    1⤵
      PID:2320
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:548

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    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

    • C:\Recovery\8uw4u5-readme.txt
      Filesize

      6KB

      MD5

      6c3e8e27d610314ce02cd68b76e596d2

      SHA1

      6772c45bc8032f3d5aac20c114f2bc69761e32f6

      SHA256

      cb90c9bf7df52b59aed64983e76fd31bef1988daa79fba6170b6c95bb497cf83

      SHA512

      aadf34a70d793c60dd7eb60448d813128db1537d4f71e463c58b6373480bb279c0c66c9a5cf50d3cc1365c6603d8a363bd11a693375c1fa5cd4044d01bf78cba

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_np0amj5y.phl.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/2008-5-0x000001B1CB400000-0x000001B1CB422000-memory.dmp
      Filesize

      136KB

    • memory/2008-10-0x00007FFC126F0000-0x00007FFC131B1000-memory.dmp
      Filesize

      10.8MB

    • memory/2008-11-0x000001B1CB3F0000-0x000001B1CB400000-memory.dmp
      Filesize

      64KB

    • memory/2008-12-0x000001B1CB3F0000-0x000001B1CB400000-memory.dmp
      Filesize

      64KB

    • memory/2008-15-0x00007FFC126F0000-0x00007FFC131B1000-memory.dmp
      Filesize

      10.8MB