General

  • Target

    489138ce24f0eb15983583d728ce743e_JaffaCakes118

  • Size

    2.1MB

  • Sample

    241015-ssvyta1hkg

  • MD5

    489138ce24f0eb15983583d728ce743e

  • SHA1

    9d69297b0dfbd1a5c0b6094d1016c8a4214c48fa

  • SHA256

    899e7387c5ad6dab67cf14df521c9b644fd071db004e77bd46eb228da7fc0ccf

  • SHA512

    089f7633605adca69a225b03fd7a15d3c5df2b3e7c2fd7d7d1dcdb933f8a5a1e4780bbac07776fe48d9acc891317a03fa28c1d635d342b7811a6fe21db6b2b4c

  • SSDEEP

    49152:rYp8kzMUk+qP9dDwz+CUa2M3XlmlGjh5hZThY:rYp8kzMU2L++CaM3XlBjh5L

Malware Config

Extracted

Family

darkcomet

Botnet

chi

C2

cute.no-ip.org:1604

Mutex

DC_MUTEX-VD97VU5

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    7pcPid0lGKXn

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      489138ce24f0eb15983583d728ce743e_JaffaCakes118

    • Size

      2.1MB

    • MD5

      489138ce24f0eb15983583d728ce743e

    • SHA1

      9d69297b0dfbd1a5c0b6094d1016c8a4214c48fa

    • SHA256

      899e7387c5ad6dab67cf14df521c9b644fd071db004e77bd46eb228da7fc0ccf

    • SHA512

      089f7633605adca69a225b03fd7a15d3c5df2b3e7c2fd7d7d1dcdb933f8a5a1e4780bbac07776fe48d9acc891317a03fa28c1d635d342b7811a6fe21db6b2b4c

    • SSDEEP

      49152:rYp8kzMUk+qP9dDwz+CUa2M3XlmlGjh5hZThY:rYp8kzMU2L++CaM3XlBjh5L

    • Darkcomet

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

    • Modifies WinLogon for persistence

    • Modifies security service

    • 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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks