Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/07/2024, 12:50

General

  • Target

    633ea3f02e5af0b944e262579a0bd104_JaffaCakes118.exe

  • Size

    960KB

  • MD5

    633ea3f02e5af0b944e262579a0bd104

  • SHA1

    f026dab6d57a0c91fc50426ad6eb302df3ade9cf

  • SHA256

    2c4ec961cbfbd97190b73e8825c3326f343f0efcfea615fb88f7de48ff693b7f

  • SHA512

    e81bbf4cf79a4d01dcb98d43e9c3ca20b118eda23d5b2567017df1f95302c92cef12ff133ef580418a9196a881321fa1cca68990b0da19521f0e2647b8793a04

  • SSDEEP

    24576:QnHwA5D5D+iR6zhgqEgPjpdsUowULHGiYKm8:KV7LkCUoNHc8

Malware Config

Signatures

  • Darkcomet

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\633ea3f02e5af0b944e262579a0bd104_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\633ea3f02e5af0b944e262579a0bd104_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1480
    • C:\Users\Admin\AppData\Local\Temp\633ea3f02e5af0b944e262579a0bd104_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\633ea3f02e5af0b944e262579a0bd104_JaffaCakes118.exe"
      2⤵
      • Checks computer location settings
      • Writes to the Master Boot Record (MBR)
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3188
      • C:\Users\Admin\AppData\Local\Temp\eNdw3.exe
        "C:\Users\Admin\AppData\Local\Temp\eNdw3.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4620
        • C:\Users\Admin\AppData\Local\Temp\eNdw3.exe
          "C:\Users\Admin\AppData\Local\Temp\eNdw3.exe"
          4⤵
          • Executes dropped EXE
          • Writes to the Master Boot Record (MBR)
          • Suspicious use of SetThreadContext
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:4444
          • C:\Users\Admin\AppData\Local\Temp\eNdw3.exe
            "C:\Users\Admin\AppData\Local\Temp\eNdw3.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            PID:444

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\eNdw3.exe

    Filesize

    800KB

    MD5

    bb8b36678d1c3c353815b399ee3421cf

    SHA1

    cb69c3f98fb30b9a16dd39d73f35c62da617ea23

    SHA256

    ed699c425584c12306c5673e96f769698504cf05d733696bdcee2964a4ad9b57

    SHA512

    3e595c116f341046ebb03520b159fcba7c0f8a5f72f3e341a35ea1380b86c6ae5ca0f41fa9741ef70f87b68b99e5c2468206fa12f675aec5b828ce6a8d2409dd

  • memory/444-52-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-50-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-66-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-64-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-27-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-29-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-62-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-33-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-34-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-36-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-37-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-35-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-60-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-39-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-58-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-43-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-41-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-46-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-48-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-44-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-56-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/444-54-0x0000000000400000-0x00000000004B3000-memory.dmp

    Filesize

    716KB

  • memory/3188-2-0x0000000000400000-0x00000000004D6000-memory.dmp

    Filesize

    856KB

  • memory/3188-4-0x0000000000400000-0x00000000004D6000-memory.dmp

    Filesize

    856KB

  • memory/3188-38-0x0000000000400000-0x00000000004D6000-memory.dmp

    Filesize

    856KB

  • memory/3188-63-0x0000000000400000-0x00000000004D6000-memory.dmp

    Filesize

    856KB

  • memory/4444-32-0x0000000000400000-0x00000000004AE000-memory.dmp

    Filesize

    696KB

  • memory/4444-24-0x0000000000400000-0x00000000004AE000-memory.dmp

    Filesize

    696KB

  • memory/4444-21-0x0000000000400000-0x00000000004AE000-memory.dmp

    Filesize

    696KB