General

  • Target

    JaffaCakes118_2cf03fe90a5e83660a1f5ee000bc82a7

  • Size

    1.2MB

  • Sample

    250227-nnrndav1fs

  • MD5

    2cf03fe90a5e83660a1f5ee000bc82a7

  • SHA1

    e977bb388145020285b876d47316483ec00aac8c

  • SHA256

    c4a5200c4aa047afb10be1e223bda3584cffbbfa2db25d42b48639ae532b2bd2

  • SHA512

    791291fa047490020c1fce6df9b028105cee34d310b6798ed2193d5143897d1a040ef595d16b9dc65480ea631047d7ba7c94e27d691c57d6b03c723d46930fae

  • SSDEEP

    12288:Soz3u/Bv17kMLTTTdfIX1y6hgpcKiaqb7MybKbeLSVNIYntkypxCJfFSzk+wDvCM:xMdshJMXiJo7jWy8a1VXiNhbnQ+

Malware Config

Extracted

Family

darkcomet

Attributes
  • gencode

  • install

    false

  • offline_keylogger

    false

  • persistence

    false

rc4.plain

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

Targets

    • Target

      JaffaCakes118_2cf03fe90a5e83660a1f5ee000bc82a7

    • Size

      1.2MB

    • MD5

      2cf03fe90a5e83660a1f5ee000bc82a7

    • SHA1

      e977bb388145020285b876d47316483ec00aac8c

    • SHA256

      c4a5200c4aa047afb10be1e223bda3584cffbbfa2db25d42b48639ae532b2bd2

    • SHA512

      791291fa047490020c1fce6df9b028105cee34d310b6798ed2193d5143897d1a040ef595d16b9dc65480ea631047d7ba7c94e27d691c57d6b03c723d46930fae

    • SSDEEP

      12288:Soz3u/Bv17kMLTTTdfIX1y6hgpcKiaqb7MybKbeLSVNIYntkypxCJfFSzk+wDvCM:xMdshJMXiJo7jWy8a1VXiNhbnQ+

    • 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