General

  • Target

    f0fb605298ffdf2f95938c75c128503c8fac451580a4fee7e0c8cfc19aad921c

  • Size

    520KB

  • Sample

    250213-nmj7xaxqa1

  • MD5

    4c18d944f8c156057cfda97f904bb743

  • SHA1

    a50e76cf7ce363e500d307cc009caddd12720fb0

  • SHA256

    f0fb605298ffdf2f95938c75c128503c8fac451580a4fee7e0c8cfc19aad921c

  • SHA512

    d192c51e5fdf6ed7fe4ac4d9ba77fa0090faee5547a513223fe7c947a123e9903768a84a821deeae1645247eede665532a0c691d389adb46ccb534686c75b390

  • SSDEEP

    6144:f9GGo2CwtGg6eeihEfph2CMvvqqSaYwpncOeC66AOa0aFtVEQfTo1ozVqMbF:f9fC3hh29Ya77A90aFtDfT5IMbF

Malware Config

Extracted

Family

darkcomet

Botnet

PrivateEye

C2

ratblackshades.no-ip.biz:1604

Mutex

DC_MUTEX-ACC1R98

Attributes
  • gencode

    8GG5LVVGljSF

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

rc4.plain

Targets

    • Target

      f0fb605298ffdf2f95938c75c128503c8fac451580a4fee7e0c8cfc19aad921c

    • Size

      520KB

    • MD5

      4c18d944f8c156057cfda97f904bb743

    • SHA1

      a50e76cf7ce363e500d307cc009caddd12720fb0

    • SHA256

      f0fb605298ffdf2f95938c75c128503c8fac451580a4fee7e0c8cfc19aad921c

    • SHA512

      d192c51e5fdf6ed7fe4ac4d9ba77fa0090faee5547a513223fe7c947a123e9903768a84a821deeae1645247eede665532a0c691d389adb46ccb534686c75b390

    • SSDEEP

      6144:f9GGo2CwtGg6eeihEfph2CMvvqqSaYwpncOeC66AOa0aFtVEQfTo1ozVqMbF:f9fC3hh29Ya77A90aFtDfT5IMbF

    • Darkcomet

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

    • Darkcomet family

    • Boot or Logon Autostart Execution: Active Setup

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

    • Downloads MZ/PE file

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks