General

  • Target

    94af298055cc25499e20468a5ff648c6be40286190381df9bd580cd7460160b8

  • Size

    658KB

  • Sample

    221123-s6bgbsgb8y

  • MD5

    c83633173c75e4587c982d385df8d72a

  • SHA1

    377c3e448695942b70d2e79a104578e82b603157

  • SHA256

    94af298055cc25499e20468a5ff648c6be40286190381df9bd580cd7460160b8

  • SHA512

    3ed1413b7bc02e2990d90b92b771396ed3b73be2be2c829d7ffc4d5e5d1e3ed046bd56465870cbedde372d767a390ade014d3cfdfdef00e251ca4ae85cf7566b

  • SSDEEP

    12288:S9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hx:+Z1xuVVjfFoynPaVBUR8f+kN10EB7

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

cyberzak.zapto.org:8489

Mutex

DC_MUTEX-AJG90QM

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    rSEzkUJGrMNQ

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    java

Targets

    • Target

      94af298055cc25499e20468a5ff648c6be40286190381df9bd580cd7460160b8

    • Size

      658KB

    • MD5

      c83633173c75e4587c982d385df8d72a

    • SHA1

      377c3e448695942b70d2e79a104578e82b603157

    • SHA256

      94af298055cc25499e20468a5ff648c6be40286190381df9bd580cd7460160b8

    • SHA512

      3ed1413b7bc02e2990d90b92b771396ed3b73be2be2c829d7ffc4d5e5d1e3ed046bd56465870cbedde372d767a390ade014d3cfdfdef00e251ca4ae85cf7566b

    • SSDEEP

      12288:S9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hx:+Z1xuVVjfFoynPaVBUR8f+kN10EB7

    • Darkcomet

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

    • Modifies WinLogon for persistence

    • Executes dropped EXE

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks