General

  • Target

    JaffaCakes118_3f3f5c7cf9cbb0a95528aa19e54f54d0

  • Size

    1.7MB

  • Sample

    250302-kywtas1sct

  • MD5

    3f3f5c7cf9cbb0a95528aa19e54f54d0

  • SHA1

    5f48c990632dd788c7866e6b051715727119f6cc

  • SHA256

    3245d67cd64a9be97a430ccd4ac48a280d72b7c9beb6ba17980b9bdf91a7603d

  • SHA512

    34a89f4271bf2c8ef2a9411af37ba201420fcecad7db198b30d6ed2b45e910181b08a1a15ad94184085344a7ed2ed22cdae8579ce42a4d4472f724a538992627

  • SSDEEP

    49152:BgEjyITimZT7byfT7byXT7byXT7byaWcbfSE:BXjyyi+XkX0X0XgcbfSE

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

onur11.zapto.org:1604

Mutex

DC_MUTEX-FBBAB9P

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    5R19prkNBt16

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

rc4.plain

Targets

    • Target

      JaffaCakes118_3f3f5c7cf9cbb0a95528aa19e54f54d0

    • Size

      1.7MB

    • MD5

      3f3f5c7cf9cbb0a95528aa19e54f54d0

    • SHA1

      5f48c990632dd788c7866e6b051715727119f6cc

    • SHA256

      3245d67cd64a9be97a430ccd4ac48a280d72b7c9beb6ba17980b9bdf91a7603d

    • SHA512

      34a89f4271bf2c8ef2a9411af37ba201420fcecad7db198b30d6ed2b45e910181b08a1a15ad94184085344a7ed2ed22cdae8579ce42a4d4472f724a538992627

    • SSDEEP

      49152:BgEjyITimZT7byfT7byXT7byXT7byaWcbfSE:BXjyyi+XkX0X0XgcbfSE

    • Darkcomet

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

    • Darkcomet family

    • Modifies WinLogon for persistence

    • Disables Task Manager via registry modification

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks