General

  • Target

    1269d0e2254b5b7244a3040f6f6f30be510e89b289e43c57a95ef7e9eb2acd17

  • Size

    746KB

  • Sample

    250223-y1cebsxjs6

  • MD5

    16033e6fdc377f1d513448e50b17b26e

  • SHA1

    a820b81fef640df0bf88480817d1d0b8e6be4171

  • SHA256

    1269d0e2254b5b7244a3040f6f6f30be510e89b289e43c57a95ef7e9eb2acd17

  • SHA512

    8f7efde7e791cc7ceb763cd9b815619cc25ef90e16db15d435ded885ba8d826f69e801da148b339de61fb29a01f1cb72e4c3aff8f41d2843fb8031eddf0d2bc1

  • SSDEEP

    12288:c6A84PaHhfD/tV9sj5NKR0pau9XGyu2i5NG/hg6Nlh:xAmBpVKHu0Mu9Xo2ENG/XNn

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

asdfghjas.3322.org:1604

Mutex

DC_MUTEX-6W3ZS70

Attributes
  • InstallPath

    program\svchost.exe

  • gencode

    NvpM4QYjTaRf

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    program

rc4.plain

Targets

    • Target

      1269d0e2254b5b7244a3040f6f6f30be510e89b289e43c57a95ef7e9eb2acd17

    • Size

      746KB

    • MD5

      16033e6fdc377f1d513448e50b17b26e

    • SHA1

      a820b81fef640df0bf88480817d1d0b8e6be4171

    • SHA256

      1269d0e2254b5b7244a3040f6f6f30be510e89b289e43c57a95ef7e9eb2acd17

    • SHA512

      8f7efde7e791cc7ceb763cd9b815619cc25ef90e16db15d435ded885ba8d826f69e801da148b339de61fb29a01f1cb72e4c3aff8f41d2843fb8031eddf0d2bc1

    • SSDEEP

      12288:c6A84PaHhfD/tV9sj5NKR0pau9XGyu2i5NG/hg6Nlh:xAmBpVKHu0Mu9Xo2ENG/XNn

    • Darkcomet

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

    • Darkcomet family

    • Modifies WinLogon for persistence

    • 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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks