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Analysis

  • max time kernel
    140s
  • max time network
    103s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250410-en
  • resource tags

    arch:x64arch:x86image:win11-20250410-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    12/04/2025, 15:02

General

  • Target

    3178fcad2d2c2f3c0f4f70aecfb18db7_JaffaCakes118.exe

  • Size

    658KB

  • MD5

    3178fcad2d2c2f3c0f4f70aecfb18db7

  • SHA1

    0ecad6522214f9bef4dd8f2f8eb927827bc4971c

  • SHA256

    dd8650f0e484ba0ea4775ccce3a9644bba747ee92f1b534628525c7ceedc69f9

  • SHA512

    57148c860850344b1086c8765c083862d57d99119914e218aca4c8e80dc9cbe48d206b6aefaea9ad5cda58a459ff5888f1bc82f6fabacd2aa81f52818cef4985

  • SSDEEP

    12288:+9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hV:KZ1xuVVjfFoynPaVBUR8f+kN10EBP

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:1604

Mutex

DC_MUTEX-7X99PTF

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    DNgeskLTppzX

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    System32.dll

rc4.plain

Signatures

  • Darkcomet

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

  • Darkcomet family
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Sets file to hidden 1 TTPs 2 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

  • Executes dropped EXE 18 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 23 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 behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Views/modifies file attributes 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3178fcad2d2c2f3c0f4f70aecfb18db7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3178fcad2d2c2f3c0f4f70aecfb18db7_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:236
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\3178fcad2d2c2f3c0f4f70aecfb18db7_JaffaCakes118.exe" +s +h
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5884
      • C:\Windows\SysWOW64\attrib.exe
        attrib "C:\Users\Admin\AppData\Local\Temp\3178fcad2d2c2f3c0f4f70aecfb18db7_JaffaCakes118.exe" +s +h
        3⤵
        • Sets file to hidden
        • System Location Discovery: System Language Discovery
        • Views/modifies file attributes
        PID:752
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5576
      • C:\Windows\SysWOW64\attrib.exe
        attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
        3⤵
        • Sets file to hidden
        • System Location Discovery: System Language Discovery
        • Views/modifies file attributes
        PID:4892
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      "C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4832
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:864
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3004
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2764
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:5368
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4432
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5184
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4820
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2472
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5504
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1852
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:6076
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5128
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5132
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:988
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3508
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:3284
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4720
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3696
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3876
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3536
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5340
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4496
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5452
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4120
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:128
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2592
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:6068
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:5328
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1552
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:412
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1768
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:656
  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4880
    • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3164

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe

    Filesize

    658KB

    MD5

    3178fcad2d2c2f3c0f4f70aecfb18db7

    SHA1

    0ecad6522214f9bef4dd8f2f8eb927827bc4971c

    SHA256

    dd8650f0e484ba0ea4775ccce3a9644bba747ee92f1b534628525c7ceedc69f9

    SHA512

    57148c860850344b1086c8765c083862d57d99119914e218aca4c8e80dc9cbe48d206b6aefaea9ad5cda58a459ff5888f1bc82f6fabacd2aa81f52818cef4985

  • memory/236-0-0x0000000002370000-0x0000000002371000-memory.dmp

    Filesize

    4KB

  • memory/236-11-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/412-49-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/656-52-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/988-25-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/1852-19-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2472-16-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2592-43-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/3004-6-0x0000000002240000-0x0000000002241000-memory.dmp

    Filesize

    4KB

  • memory/3004-17-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/3004-13-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/3164-55-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/3284-28-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/3536-33-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/3696-30-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/4120-39-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/4496-36-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/4832-10-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/5128-22-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/5184-14-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/5328-46-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/5368-8-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB