Analysis

  • max time kernel
    142s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-10-2024 08:17

General

  • Target

    4c0ddbc263c51cab37967cd30f623418_JaffaCakes118.exe

  • Size

    1.8MB

  • MD5

    4c0ddbc263c51cab37967cd30f623418

  • SHA1

    b38d14eec720f3022cb58ef0abd69679b36f6e02

  • SHA256

    12528688388179e33f9d0db48bcb68809e5be063239d4b2b3387ed4ba3f174e7

  • SHA512

    1db7d52efff9f635e0496010bebf2c5f756c31d15a17ccb53f15544fd14c7535b1819530880183c0748995fa4c2c6516e888f5907f95737b4da915a14fc9ed73

  • SSDEEP

    49152:dUwtRKkZcTXvApFMNbUcTtyhW0MTIG2yO:dGvAp9cghhMT21

Malware Config

Signatures

  • Darkcomet

    DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • 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 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 38 IoCs
  • NTFS ADS 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 56 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4c0ddbc263c51cab37967cd30f623418_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4c0ddbc263c51cab37967cd30f623418_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3656
    • C:\Users\Admin\AppData\Local\Temp\4c0ddbc263c51cab37967cd30f623418_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\4c0ddbc263c51cab37967cd30f623418_JaffaCakes118.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Checks BIOS information in registry
      • Checks computer location settings
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:1324
      • C:\Users\Admin\AppData\Local\Temp\nvvsvce.exe
        "C:\Users\Admin\AppData\Local\Temp\nvvsvce.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3832
        • C:\Users\Admin\AppData\Local\Temp\nvvsvce.exe
          "C:\Users\Admin\AppData\Local\Temp\nvvsvce.exe"
          4⤵
          • Checks BIOS information in registry
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • NTFS ADS
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:4504

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nvvsvce.exe

    Filesize

    1.8MB

    MD5

    4c0ddbc263c51cab37967cd30f623418

    SHA1

    b38d14eec720f3022cb58ef0abd69679b36f6e02

    SHA256

    12528688388179e33f9d0db48bcb68809e5be063239d4b2b3387ed4ba3f174e7

    SHA512

    1db7d52efff9f635e0496010bebf2c5f756c31d15a17ccb53f15544fd14c7535b1819530880183c0748995fa4c2c6516e888f5907f95737b4da915a14fc9ed73

  • memory/1324-15-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/1324-4-0x00000000026D0000-0x000000000282A000-memory.dmp

    Filesize

    1.4MB

  • memory/1324-11-0x00000000026D0000-0x000000000282A000-memory.dmp

    Filesize

    1.4MB

  • memory/1324-14-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/1324-16-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/1324-37-0x00000000026D0000-0x000000000282A000-memory.dmp

    Filesize

    1.4MB

  • memory/1324-13-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/1324-19-0x00000000026D0000-0x000000000282A000-memory.dmp

    Filesize

    1.4MB

  • memory/1324-17-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/1324-3-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/1324-18-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/1324-29-0x00000000026D0000-0x000000000282A000-memory.dmp

    Filesize

    1.4MB

  • memory/3656-38-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/3656-0-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/3832-80-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/3832-59-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/4504-51-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/4504-53-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/4504-52-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/4504-50-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/4504-55-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/4504-56-0x0000000002770000-0x00000000028CA000-memory.dmp

    Filesize

    1.4MB

  • memory/4504-54-0x0000000000400000-0x0000000000692000-memory.dmp

    Filesize

    2.6MB

  • memory/4504-58-0x0000000002770000-0x00000000028CA000-memory.dmp

    Filesize

    1.4MB

  • memory/4504-46-0x0000000002770000-0x00000000028CA000-memory.dmp

    Filesize

    1.4MB

  • memory/4504-79-0x0000000002770000-0x00000000028CA000-memory.dmp

    Filesize

    1.4MB

  • memory/4504-40-0x0000000002770000-0x00000000028CA000-memory.dmp

    Filesize

    1.4MB