General

  • Target

    d5120831f470dfc446f0eb7f0828025d_JaffaCakes118

  • Size

    762KB

  • Sample

    241208-d8qxga1kbx

  • MD5

    d5120831f470dfc446f0eb7f0828025d

  • SHA1

    d5c87a9c79988ca71f1f59ecf8b063a886d36175

  • SHA256

    09bb29e6a47c5eb92ee01c737f34cc2b2092ae6c6ddc1b6455fdf4754526ddcb

  • SHA512

    7f4bd79b075d6cb0ef131dac443d29c93910cc069710628f24be5276f94c8e65a939ade9060d823b1a008cfc02da59afb6e40d120e524d1985b3aa38f1742493

  • SSDEEP

    12288:s/fDmRvzHR/Dg3HycWvhAVfeBD8/D1nmcX6jgf+ESbMjgHSFSktyQe/rhhPl5WLG:YDmdzx/Dg3uZAVfeq/D3XXBSAjgHSnsz

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

178.252.116.91:1604

Mutex

DC_MUTEX-MNKZPGM

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    8zGLDtrYqZZ2

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      d5120831f470dfc446f0eb7f0828025d_JaffaCakes118

    • Size

      762KB

    • MD5

      d5120831f470dfc446f0eb7f0828025d

    • SHA1

      d5c87a9c79988ca71f1f59ecf8b063a886d36175

    • SHA256

      09bb29e6a47c5eb92ee01c737f34cc2b2092ae6c6ddc1b6455fdf4754526ddcb

    • SHA512

      7f4bd79b075d6cb0ef131dac443d29c93910cc069710628f24be5276f94c8e65a939ade9060d823b1a008cfc02da59afb6e40d120e524d1985b3aa38f1742493

    • SSDEEP

      12288:s/fDmRvzHR/Dg3HycWvhAVfeBD8/D1nmcX6jgf+ESbMjgHSFSktyQe/rhhPl5WLG:YDmdzx/Dg3uZAVfeq/D3XXBSAjgHSnsz

    • Darkcomet

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

    • Darkcomet family

    • Modifies WinLogon for persistence

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • 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

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks