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Analysis

  • max time kernel
    265s
  • max time network
    336s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 23:13

General

  • Target

    bcd6cf6116fe59919f3e2e2ca92e03267c3cda6e2802e330a036ef492146b75a.exe

  • Size

    1.7MB

  • MD5

    af2d7fb9fbf0fb5ccb3736a50595e1c2

  • SHA1

    40a547cf32cf77b993963a7833a2b9981ef82acd

  • SHA256

    bcd6cf6116fe59919f3e2e2ca92e03267c3cda6e2802e330a036ef492146b75a

  • SHA512

    b06be7a07a521542da36a773c1b7f565938147928ed515182de1922bb1a60333a25118219eeeb7a113473dce028d115b15445d4087e11bae42b4d6736f5396ee

  • SSDEEP

    24576:pRmJkcoQricOIQxiZY1iadvKmxTBNWyrAr7Kl3ysb375I8AS0fhGT48qlc:mJZoQrbTFZY1iaJ/Rro7Kl3ysK8A6X

Malware Config

Extracted

Family

darkcomet

Botnet

Vecxed

C2

clients.no-ip.org:1337

Mutex

DC_MUTEX-YX2DBVE

Attributes
  • gencode

    hYAo19VcEYz5

  • install

    false

  • offline_keylogger

    true

  • password

    Vicious1234

  • persistence

    false

Signatures

  • Darkcomet

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

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 12 IoCs
  • 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 23 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bcd6cf6116fe59919f3e2e2ca92e03267c3cda6e2802e330a036ef492146b75a.exe
    "C:\Users\Admin\AppData\Local\Temp\bcd6cf6116fe59919f3e2e2ca92e03267c3cda6e2802e330a036ef492146b75a.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1532
    • C:\Users\Admin\AppData\Local\Temp\bcd6cf6116fe59919f3e2e2ca92e03267c3cda6e2802e330a036ef492146b75a.exe
      "C:\Users\Admin\AppData\Local\Temp\bcd6cf6116fe59919f3e2e2ca92e03267c3cda6e2802e330a036ef492146b75a.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:560

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/560-64-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/560-56-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/560-58-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/560-60-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/560-62-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/560-55-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/560-67-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/560-75-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/560-69-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/560-65-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/560-71-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/560-73-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/560-74-0x0000000000400000-0x00000000004B2000-memory.dmp

    Filesize

    712KB

  • memory/1532-54-0x0000000074ED1000-0x0000000074ED3000-memory.dmp

    Filesize

    8KB