Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/05/2024, 10:47

General

  • Target
    4ab21aa5fbbbc32ad4373d42afb35a9b_JaffaCakes118.exe
  • Size 17KB
  • Sample240516-mvsnkshc93
  • SHA256 bb4942e427800cc76b880e3721d9531933aa871f6d20c7fc7121052b1542e51c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • RevengeRAT

    Remote-access trojan with a wide range of capabilities.

  • RevengeRat Executable 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4ab21aa5fbbbc32ad4373d42afb35a9b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4ab21aa5fbbbc32ad4373d42afb35a9b_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4960
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:1500

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        WindowsDefender.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe
        • Size 17KB
        • SHA256 bb4942e427800cc76b880e3721d9531933aa871f6d20c7fc7121052b1542e51c
        • MD5 SHA1 SHA512 SSDEEP

        memory/1500-20-0x00007FFEFB4A0000-0x00007FFEFBE41000-memory.dmp

        memory/1500-19-0x00007FFEFB4A0000-0x00007FFEFBE41000-memory.dmp

        memory/1500-18-0x00007FFEFB4A0000-0x00007FFEFBE41000-memory.dmp

        memory/4960-6-0x00007FFEFB755000-0x00007FFEFB756000-memory.dmp

        memory/4960-5-0x00007FFEFB4A0000-0x00007FFEFBE41000-memory.dmp

        memory/4960-0-0x00007FFEFB755000-0x00007FFEFB756000-memory.dmp

        memory/4960-7-0x00007FFEFB4A0000-0x00007FFEFBE41000-memory.dmp

        memory/4960-4-0x000000001BE50000-0x000000001BEB2000-memory.dmp

        memory/4960-17-0x00007FFEFB4A0000-0x00007FFEFBE41000-memory.dmp

        memory/4960-3-0x000000001BC80000-0x000000001BD26000-memory.dmp

        memory/4960-2-0x000000001B700000-0x000000001BBCE000-memory.dmp

        memory/4960-1-0x00007FFEFB4A0000-0x00007FFEFBE41000-memory.dmp