Analysis

  • max time kernel
    97s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/05/2024, 20:05

General

  • Target
    42da02e6d3ae09cc2d428bb7967ab7bb_JaffaCakes118.exe
  • Size 614KB
  • Sample240514-yvbwlsef25
  • SHA256 11b31f68b9814fdc512c0ddcffad6ea8c67231e18d0b8ed7924b7a525eb35ee8
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • RevengeRAT

    Remote-access trojan with a wide range of capabilities.

  • RevengeRat Executable 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\42da02e6d3ae09cc2d428bb7967ab7bb_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\42da02e6d3ae09cc2d428bb7967ab7bb_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2876
    • C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71b.exe
      C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71b.exe -install -54383364 -chipde -42b9c4c64e7d4794a90fc3c73584afa8 - -BLUB2 -hflcurdsvcunmipq -524670
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4856

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        hflcurdsvcunmipq.dat

        • Path C:\Users\Admin\AppData\Local\Temp\OCS\hflcurdsvcunmipq.dat
        • Size 81B
        • SHA256 2871d0fe723f7126c7064413157499866f2b1c736404d427aa298968c68f26fb
        • MD5 SHA1 SHA512

        ocs_v71b.exe

        • Path C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71b.exe
        • Size 304KB
        • SHA256 c5e83f41df5b4158994a29122874c3ff26d5e5877eb9a1dc109693d8ea41cea2
        • MD5 SHA1 SHA512 SSDEEP

        memory/4856-11-0x00007FFF9E880000-0x00007FFF9F221000-memory.dmp

        memory/4856-16-0x00007FFF9E880000-0x00007FFF9F221000-memory.dmp

        memory/4856-9-0x000000001C2D0000-0x000000001C79E000-memory.dmp

        memory/4856-12-0x000000001C910000-0x000000001C9AC000-memory.dmp

        memory/4856-13-0x00007FFF9E880000-0x00007FFF9F221000-memory.dmp

        memory/4856-14-0x0000000001620000-0x0000000001628000-memory.dmp

        memory/4856-8-0x00007FFF9EB35000-0x00007FFF9EB36000-memory.dmp

        memory/4856-10-0x000000001C7A0000-0x000000001C846000-memory.dmp

        memory/4856-17-0x00007FFF9E880000-0x00007FFF9F221000-memory.dmp

        memory/4856-18-0x00007FFF9E880000-0x00007FFF9F221000-memory.dmp

        memory/4856-19-0x00007FFF9E880000-0x00007FFF9F221000-memory.dmp

        memory/4856-20-0x00007FFF9E880000-0x00007FFF9F221000-memory.dmp

        memory/4856-21-0x00007FFF9E880000-0x00007FFF9F221000-memory.dmp

        memory/4856-23-0x00007FFF9E880000-0x00007FFF9F221000-memory.dmp