General

  • Target

    JaffaCakes118_8837b60e5ea7b7fe82953a676566d8c7

  • Size

    1.2MB

  • Sample

    250323-2prlnaspx3

  • MD5

    8837b60e5ea7b7fe82953a676566d8c7

  • SHA1

    048d76a2f86d90b5766b61ff07db6acba20b634e

  • SHA256

    f49bf2c5698fe779a68866d692ed7ebaaa67e472c0448a9fc7baea60e6c875f5

  • SHA512

    3c5e6d9e8e4b1fd06c5cd02b6314c1d6c5567d675b4c0f1e5e2ec23b9880f2279b671befb547d0686f113602d89ec9f4a031be294431f31fc531c439383f63ef

  • SSDEEP

    12288:4+W/Bv17kMLTTTdfIX1y6hgpcKiaqb7MybKbeLSVNIYntkypxCJfFSzk+wDvCXPU:4BdshJMXiJo7jWy8a1VXiNhbnQ+

Malware Config

Extracted

Family

darkcomet

Botnet

ms-dos

C2

pourmoi.zapto.org:2000

pourmoi.zapto.org:200

pourmoi.zapto.org:1604

pourmoi.zapto.org:164

pourmoi.zapto.org:80

Mutex

DC_MUTEX-M5FD2QE

Attributes
  • gencode

    dS$=Gi/U7yGB

  • install

    false

  • offline_keylogger

    true

  • password

    da06101266

  • persistence

    false

rc4.plain

Extracted

Family

darkcomet

Attributes
  • gencode

  • install

    false

  • offline_keylogger

    false

  • persistence

    false

rc4.plain

Targets

    • Target

      JaffaCakes118_8837b60e5ea7b7fe82953a676566d8c7

    • Size

      1.2MB

    • MD5

      8837b60e5ea7b7fe82953a676566d8c7

    • SHA1

      048d76a2f86d90b5766b61ff07db6acba20b634e

    • SHA256

      f49bf2c5698fe779a68866d692ed7ebaaa67e472c0448a9fc7baea60e6c875f5

    • SHA512

      3c5e6d9e8e4b1fd06c5cd02b6314c1d6c5567d675b4c0f1e5e2ec23b9880f2279b671befb547d0686f113602d89ec9f4a031be294431f31fc531c439383f63ef

    • SSDEEP

      12288:4+W/Bv17kMLTTTdfIX1y6hgpcKiaqb7MybKbeLSVNIYntkypxCJfFSzk+wDvCXPU:4BdshJMXiJo7jWy8a1VXiNhbnQ+

    • Darkcomet

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

    • Darkcomet family

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks