General

  • Target

    1bbec5e758d94f01b4e1d74e5b7ff2a7ed1a4ee77d06d7ffbdab6a4f73cefae6

  • Size

    749KB

  • Sample

    221020-1qllcsgbd5

  • MD5

    486094543b418964041685380836c5c0

  • SHA1

    77f671708dab7a0c197fa88917e8184acd7eb4b6

  • SHA256

    1bbec5e758d94f01b4e1d74e5b7ff2a7ed1a4ee77d06d7ffbdab6a4f73cefae6

  • SHA512

    a5e37ddbe9774a3ceef8eda21ea2c5440a0c432e1f2c210aa3597b92a274d155e79b76611c6d2717badc85943a576f61e634f63a742c5d397208fb7adb15101f

  • SSDEEP

    12288:Fe+4JcBpdjfoFCY0EhCv09u1dqHUsvx2jWjjwwdwDCLO2dM61KROO4:k+4mJfoIY0Zv09u1AHpp2jWjjGDvkM65

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16_min

C2

149.86.65.13:1604

Mutex

DCMIN_MUTEX-Z59R0DZ

Attributes
  • InstallPath

    DCSCMIN\IMDCSC.exe

  • gencode

    Q4hFgbBFCulb

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    DarkComet RAT

Targets

    • Target

      1bbec5e758d94f01b4e1d74e5b7ff2a7ed1a4ee77d06d7ffbdab6a4f73cefae6

    • Size

      749KB

    • MD5

      486094543b418964041685380836c5c0

    • SHA1

      77f671708dab7a0c197fa88917e8184acd7eb4b6

    • SHA256

      1bbec5e758d94f01b4e1d74e5b7ff2a7ed1a4ee77d06d7ffbdab6a4f73cefae6

    • SHA512

      a5e37ddbe9774a3ceef8eda21ea2c5440a0c432e1f2c210aa3597b92a274d155e79b76611c6d2717badc85943a576f61e634f63a742c5d397208fb7adb15101f

    • SSDEEP

      12288:Fe+4JcBpdjfoFCY0EhCv09u1dqHUsvx2jWjjwwdwDCLO2dM61KROO4:k+4mJfoIY0Zv09u1AHpp2jWjjGDvkM65

    • Darkcomet

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

    • Modifies WinLogon for persistence

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks