General

  • Target

    974cac47e7b631754c9184e8bc84905f_JaffaCakes118

  • Size

    322KB

  • Sample

    241124-1dackawper

  • MD5

    974cac47e7b631754c9184e8bc84905f

  • SHA1

    da80a570cf19a35babb40226d1e3907251f6b286

  • SHA256

    e03354e8c2cb5ae108a2806ecffe8758eb91830884b810c16e7f743e53ce238d

  • SHA512

    5fe9df9504c0c4bc413b8372c33c11886a54a767cc2c1cb49cbacb38492782bab83e6b3aacda311b207ab7ad851e43f379c8b8898a32eccae9482f650849f88e

  • SSDEEP

    6144:51TFYFW3qr6mdDe377FTJEC1h0EaS8Md10cphn6E3grMJencJxoz6wGlLi:5U6qzRy77FlEC12Enj3Q3cW6/l

Malware Config

Extracted

Family

darkcomet

Botnet

Normal

C2

carbonfibers.myftp.biz:1656

carbonfibers.linkpc.net:1656

Mutex

DC_MUTEX-5GX4X3J

Attributes
  • InstallPath

    System Services\svchost.exe

  • gencode

    ocw5E1nj2p5Z

  • install

    true

  • offline_keylogger

    true

  • password

    92496

  • persistence

    true

  • reg_key

    System Services Host

Targets

    • Target

      974cac47e7b631754c9184e8bc84905f_JaffaCakes118

    • Size

      322KB

    • MD5

      974cac47e7b631754c9184e8bc84905f

    • SHA1

      da80a570cf19a35babb40226d1e3907251f6b286

    • SHA256

      e03354e8c2cb5ae108a2806ecffe8758eb91830884b810c16e7f743e53ce238d

    • SHA512

      5fe9df9504c0c4bc413b8372c33c11886a54a767cc2c1cb49cbacb38492782bab83e6b3aacda311b207ab7ad851e43f379c8b8898a32eccae9482f650849f88e

    • SSDEEP

      6144:51TFYFW3qr6mdDe377FTJEC1h0EaS8Md10cphn6E3grMJencJxoz6wGlLi:5U6qzRy77FlEC12Enj3Q3cW6/l

    • Darkcomet

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

    • Darkcomet family

    • Modifies WinLogon for persistence

    • 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