Analysis

  • max time kernel
    150s
  • max time network
    181s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-12-2022 05:26

General

  • Target

    ae707a3769d55080d8c6de07bc0ce03c5f12e375725da4a5fd06bae674123929.exe

  • Size

    775KB

  • MD5

    4059d073c931d0996feb311816b5c546

  • SHA1

    e7eb04125e7ee439a38ede9f518f8fcc019300bf

  • SHA256

    ae707a3769d55080d8c6de07bc0ce03c5f12e375725da4a5fd06bae674123929

  • SHA512

    16381dcdfae9841550a4ab8899f87416cd19c1262f7121b011f299aa892a9e6b043677901ebb3be7248d6f824e91ef48d01f1736644f50a9e6b12b2cc3ca316d

  • SSDEEP

    12288:qUpaRMVTqS0f5Uvq0sCw168EqURAW6Sk/TmdWh/AGtBRJucBs2CNBDZgs:q5RMVPubVCwxXQRMAWh/ttBtBiFH

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:1604

Mutex

DC_MUTEX-0DW527V

Attributes
  • gencode

    TlzkHYZvMND7

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Signatures

  • Darkcomet

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

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

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

  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ae707a3769d55080d8c6de07bc0ce03c5f12e375725da4a5fd06bae674123929.exe
    "C:\Users\Admin\AppData\Local\Temp\ae707a3769d55080d8c6de07bc0ce03c5f12e375725da4a5fd06bae674123929.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4864
    • C:\Users\Admin\AppData\Local\Temp\ae707a3769d55080d8c6de07bc0ce03c5f12e375725da4a5fd06bae674123929.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4916

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4916-134-0x0000000000000000-mapping.dmp
  • memory/4916-135-0x0000000000400000-0x00000000004C8000-memory.dmp
    Filesize

    800KB

  • memory/4916-136-0x0000000000400000-0x00000000004C8000-memory.dmp
    Filesize

    800KB

  • memory/4916-137-0x0000000000400000-0x00000000004C8000-memory.dmp
    Filesize

    800KB

  • memory/4916-138-0x0000000000400000-0x00000000004C8000-memory.dmp
    Filesize

    800KB

  • memory/4916-139-0x0000000000400000-0x00000000004C8000-memory.dmp
    Filesize

    800KB