General

  • Target

    JaffaCakes118_775098a7a37f647bfd8e1f939d8771df

  • Size

    333KB

  • Sample

    250104-dwjmma1lgr

  • MD5

    775098a7a37f647bfd8e1f939d8771df

  • SHA1

    4c5147d5d16c3cd1d9b790f07d06084807cb14af

  • SHA256

    c88f8c13f73d0ee32d0b3a83fce6a383e74234d2ae7fa58bae07cacf0946ff4a

  • SHA512

    b34dea42013c8318b64075332d7a2f8b46f9609ffb759aa659ba2b9f1edc473940e973616ea2e406680920d2750718cc47ae8825a600e2b02505ba8932476b3d

  • SSDEEP

    6144:4iEoiNcdTzZrcxrHHTMXcqEjSrKmwToZ5n:LPiKdTtrYDHTaFmBK

Malware Config

Extracted

Family

darkcomet

Botnet

Genesis999

C2

ipkiller.zapto.org:100

Mutex

DC-HUMVLEETPWP94P

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    9JpvAVQtk01b

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      JaffaCakes118_775098a7a37f647bfd8e1f939d8771df

    • Size

      333KB

    • MD5

      775098a7a37f647bfd8e1f939d8771df

    • SHA1

      4c5147d5d16c3cd1d9b790f07d06084807cb14af

    • SHA256

      c88f8c13f73d0ee32d0b3a83fce6a383e74234d2ae7fa58bae07cacf0946ff4a

    • SHA512

      b34dea42013c8318b64075332d7a2f8b46f9609ffb759aa659ba2b9f1edc473940e973616ea2e406680920d2750718cc47ae8825a600e2b02505ba8932476b3d

    • SSDEEP

      6144:4iEoiNcdTzZrcxrHHTMXcqEjSrKmwToZ5n:LPiKdTtrYDHTaFmBK

    • Darkcomet

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

    • Darkcomet family

    • Modifies WinLogon for persistence

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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