Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/07/2024, 12:13

General

  • Target
    678c941e97351d00c4ad788f517a3005_JaffaCakes118.exe
  • Size 521KB
  • Sample240723-pd7saasbmg
  • SHA256 ea8e4fda194c9b93c80f62c549b342e06c7079d25a73180f0699775e31c7371b
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • darkcomet

Botnet
  • Guest16

C2
  • ab11.no-ip.biz:1604

Mutex
  • DC_MUTEX-ENK4SB4

Attributes
  • gencode

    dqVWNGpFujjS

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Signatures

  • Darkcomet

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

  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 48 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\678c941e97351d00c4ad788f517a3005_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\678c941e97351d00c4ad788f517a3005_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3884
    • C:\Users\Admin\AppData\Local\Temp\678c941e97351d00c4ad788f517a3005_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\678c941e97351d00c4ad788f517a3005_JaffaCakes118.exe
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4688
      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1584
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:212

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/3884-0-0x0000000000400000-0x0000000000529000-memory.dmp

        memory/3884-6-0x0000000000400000-0x0000000000529000-memory.dmp

        memory/4688-3-0x0000000000400000-0x00000000004BA000-memory.dmp

        memory/4688-4-0x0000000000400000-0x00000000004BA000-memory.dmp

        memory/4688-7-0x0000000000400000-0x00000000004BA000-memory.dmp

        memory/4688-8-0x0000000000400000-0x00000000004BA000-memory.dmp

        memory/4688-9-0x0000000000400000-0x00000000004BA000-memory.dmp

        memory/4688-10-0x0000000000400000-0x00000000004BA000-memory.dmp

        memory/4688-12-0x00000000004C0000-0x0000000000589000-memory.dmp

        memory/4688-14-0x0000000000400000-0x00000000004BA000-memory.dmp