Resubmissions

02-11-2024 16:06

241102-tj5x4ayene 10

02-11-2024 15:49

241102-s9eyxsyckd 10

General

  • Target

    8640a191e4eacd387fb6d21147db6a70_JaffaCakes118

  • Size

    1.6MB

  • Sample

    241102-s9eyxsyckd

  • MD5

    8640a191e4eacd387fb6d21147db6a70

  • SHA1

    af9601ea153a88c6643762f18eff7725eacd5a2c

  • SHA256

    6545caa168c35ad901f0741c4f8cd34c37198f671b5a36fd71e30d4b42d412d3

  • SHA512

    2114d40700da138790e8cae3156fef11c8fc74832508618a6fb8c0e7f2b9b193090401dbf57748289732c639d7a96d64925fa803071d2c63942dcfb36960a1af

  • SSDEEP

    24576:TaHMv6CorjqnyC88lDVSNM+pZpMaSQzflH/5VABj1gkV1bGFsYnqI8i:T1vqjdC8GD2oezfmRgmqqYnqIN

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

192.168.2.109:1604

87.168.62.25:1604

Mutex

DC_MUTEX-9AR1J0Z

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    q9dlJD4B3CF6

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Targets

    • Target

      8640a191e4eacd387fb6d21147db6a70_JaffaCakes118

    • Size

      1.6MB

    • MD5

      8640a191e4eacd387fb6d21147db6a70

    • SHA1

      af9601ea153a88c6643762f18eff7725eacd5a2c

    • SHA256

      6545caa168c35ad901f0741c4f8cd34c37198f671b5a36fd71e30d4b42d412d3

    • SHA512

      2114d40700da138790e8cae3156fef11c8fc74832508618a6fb8c0e7f2b9b193090401dbf57748289732c639d7a96d64925fa803071d2c63942dcfb36960a1af

    • SSDEEP

      24576:TaHMv6CorjqnyC88lDVSNM+pZpMaSQzflH/5VABj1gkV1bGFsYnqI8i:T1vqjdC8GD2oezfmRgmqqYnqIN

    • Darkcomet

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

    • Darkcomet family

    • Modifies WinLogon for persistence

    • Modifies firewall policy service

    • Modifies security service

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • 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

    • Windows security modification

    • Adds Run key to start application

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

MITRE ATT&CK Enterprise v15

Tasks