Analysis

  • max time kernel
    147s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/08/2024, 21:46

General

  • Target
    87cc11306fa0823ef90af7aa97dc43f7_JaffaCakes118.exe
  • Size 52KB
  • Sample240810-1ms62ateqb
  • SHA256 1aaae5d8194f49ae5f0d6178ae5d64a74568dd2821e3b68c50f799a0cabfff2e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\87cc11306fa0823ef90af7aa97dc43f7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\87cc11306fa0823ef90af7aa97dc43f7_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1980
    • C:\Users\Admin\AppData\Local\Temp\87cc11306fa0823ef90af7aa97dc43f7_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\87cc11306fa0823ef90af7aa97dc43f7_JaffaCakes118.exe
      2⤵
      • Checks computer location settings
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1836
      • C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2708
        • C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
          4⤵
          • Executes dropped EXE
          • Enumerates connected drives
          • System Location Discovery: System Language Discovery
          PID:3628

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        svchost.exe

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\svchost.exe
        • Size 52KB
        • SHA256 1aaae5d8194f49ae5f0d6178ae5d64a74568dd2821e3b68c50f799a0cabfff2e
        • MD5 SHA1 SHA512 SSDEEP

        memory/1836-2-0x0000000000400000-0x0000000000412000-memory.dmp

        memory/1836-1-0x0000000000400000-0x0000000000412000-memory.dmp

        memory/1836-4-0x0000000000400000-0x0000000000412000-memory.dmp

        memory/1836-5-0x0000000000400000-0x0000000000412000-memory.dmp

        memory/1836-38-0x0000000000400000-0x0000000000412000-memory.dmp

        memory/1980-0-0x0000000000400000-0x000000000040D000-memory.dmp

        memory/1980-3-0x0000000000400000-0x000000000040D000-memory.dmp

        memory/3628-45-0x0000000000400000-0x0000000000412000-memory.dmp

        memory/3628-46-0x0000000000400000-0x0000000000412000-memory.dmp

        memory/3628-47-0x0000000000400000-0x0000000000412000-memory.dmp