Analysis

  • max time kernel
    150s
  • max time network
    153s
  • 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 05:57

General

  • Target

    c043cab402c17c7e60da9d85d3178e78ac5c7345d817e636d9638feda0b6db74.exe

  • Size

    410KB

  • MD5

    09fecd98f5b83c5f57911faced1d1060

  • SHA1

    907256dd13588d4ec8fe10270c68b8060dab2ba7

  • SHA256

    c043cab402c17c7e60da9d85d3178e78ac5c7345d817e636d9638feda0b6db74

  • SHA512

    d2096db62102392b7cbbe8fbc2938c28a9a6dc16309d01825f5b79498b9e24665548f1b0b30c63ad48c96da20afa0d975e0522ef16c7cd4705a56a9984a54488

  • SSDEEP

    12288:YwkHRBLs/GjFiQGEO/Udn3t0AJzQc++X8:QHRBLPIQ7fk+M

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:1604

jamawaranti.no-ip.biz:1604

Mutex

DC_MUTEX-E6AHY0A

Attributes
  • gencode

    3V7typXAyF8z

  • 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 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c043cab402c17c7e60da9d85d3178e78ac5c7345d817e636d9638feda0b6db74.exe
    "C:\Users\Admin\AppData\Local\Temp\c043cab402c17c7e60da9d85d3178e78ac5c7345d817e636d9638feda0b6db74.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2620
    • C:\Users\Admin\AppData\Local\Temp\c043cab402c17c7e60da9d85d3178e78ac5c7345d817e636d9638feda0b6db74.exe
      "C:\Users\Admin\AppData\Local\Temp\c043cab402c17c7e60da9d85d3178e78ac5c7345d817e636d9638feda0b6db74.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2900

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2900-132-0x0000000000000000-mapping.dmp
  • memory/2900-133-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

  • memory/2900-134-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

  • memory/2900-135-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

  • memory/2900-136-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB

  • memory/2900-137-0x0000000000400000-0x00000000004B8000-memory.dmp
    Filesize

    736KB