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Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22/01/2025, 06:24

General

  • Target

    JaffaCakes118_0b1fab19dd007270cb56fa3220f71712.exe

  • Size

    658KB

  • MD5

    0b1fab19dd007270cb56fa3220f71712

  • SHA1

    ac80ef7bc1b9f6951f398977a8f3f6572e66f9b9

  • SHA256

    52d93be4d86690b5ecd529dd5825151542196dded9b28125f39e92c583f603b8

  • SHA512

    e6b35a11278ab6fa8bb1da49c2c780d05a5c77b8d93ab0baeb431d5d002bac5a2a0a719fdb8f8058780d9d04f384644a3fff35b4a0c23dd7e419b44bb69c87a8

  • SSDEEP

    12288:y9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hF:eZ1xuVVjfFoynPaVBUR8f+kN10EB3

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

spyderrrr.no-ip.org:25565

Mutex

DC_MUTEX-QAATZ9T

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    oBG9XVMzL9fQ

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Signatures

  • Darkcomet

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

  • Darkcomet family
  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 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 3 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0b1fab19dd007270cb56fa3220f71712.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0b1fab19dd007270cb56fa3220f71712.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
      "C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2896
      • C:\Windows\SysWOW64\notepad.exe
        notepad
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2612

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\Documents\MSDCSC\msdcsc.exe

    Filesize

    658KB

    MD5

    0b1fab19dd007270cb56fa3220f71712

    SHA1

    ac80ef7bc1b9f6951f398977a8f3f6572e66f9b9

    SHA256

    52d93be4d86690b5ecd529dd5825151542196dded9b28125f39e92c583f603b8

    SHA512

    e6b35a11278ab6fa8bb1da49c2c780d05a5c77b8d93ab0baeb431d5d002bac5a2a0a719fdb8f8058780d9d04f384644a3fff35b4a0c23dd7e419b44bb69c87a8

  • memory/2612-12-0x00000000000C0000-0x00000000000C1000-memory.dmp

    Filesize

    4KB

  • memory/2612-50-0x0000000000200000-0x0000000000201000-memory.dmp

    Filesize

    4KB

  • memory/2888-0-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2888-51-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2896-55-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2896-59-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2896-54-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2896-52-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2896-56-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2896-57-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2896-58-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2896-53-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2896-60-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2896-61-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2896-62-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2896-63-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2896-64-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/2896-65-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB