Analysis

  • max time kernel
    135s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-01-2025 05:31

General

  • Target

    JaffaCakes118_0257dd258ba3c33ffa2b3c4beba993fd.exe

  • Size

    650KB

  • MD5

    0257dd258ba3c33ffa2b3c4beba993fd

  • SHA1

    bfb300534eb88a08e6eca1f89c21a62cb907b01f

  • SHA256

    04c0c92253e08d5ce6617d8f29a317cf7353412a0fc15a4f804d562e036958d8

  • SHA512

    ae582cd45713f0691f5bc7e3b58ea12224a87427ebe7a1bdc2eabb573a9010dcf7ab63912490bc9001b22bfb494099df49ec0829fcbb9b7492211ba20ee84fb9

  • SSDEEP

    12288:7k0QVlhmPojAPTMEsUTg0oChO/Q2JbsbjPbN5qhRTtYe3f+Iw86k/9/+Bu:w0QRWoJEfg0oChGdJQbjPbNW5tYeP+GR

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

89.230.228.93:100

Mutex

DC_MUTEX-F54S21D

Attributes
  • gencode

    jmU3DkRL4vi9

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Signatures

  • Darkcomet

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

  • Darkcomet family
  • Modifies firewall policy service 3 TTPs 6 IoCs
  • Modifies security service 2 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 4 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 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 48 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0257dd258ba3c33ffa2b3c4beba993fd.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0257dd258ba3c33ffa2b3c4beba993fd.exe"
    1⤵
    • Modifies firewall policy service
    • Modifies security service
    • Windows security bypass
    • Windows security modification
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:3304
    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
      2⤵
      • Modifies firewall policy service
      • Modifies security service
      • Windows security bypass
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2872

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2872-1-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB

  • memory/3304-0-0x0000000002270000-0x0000000002271000-memory.dmp

    Filesize

    4KB

  • memory/3304-2-0x0000000000400000-0x00000000004B0000-memory.dmp

    Filesize

    704KB