General

  • Target

    34548c36fa9c6322887e5a9374735abe_JaffaCakes118

  • Size

    690KB

  • Sample

    240729-dbs1katdne

  • MD5

    34548c36fa9c6322887e5a9374735abe

  • SHA1

    fb1b0f0abca304c5a0c2f8ab13526a7aadcea48d

  • SHA256

    1b5199a1d887ff4763b382aeafcaf2d49e354ed97b1f610984574a60ff326c77

  • SHA512

    b9ba9efa38d2e50b1e9b04099ead7725897879c360f8bfb80ed7a5b7282b9c86660b6a70b858dd85372f1851421a454d4988f5c05439282ea7fdaf3bbc505aeb

  • SSDEEP

    12288:p9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hT6:zZ1xuVVjfFoynPaVBUR8f+kN10EBw

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:1604

Mutex

DC_MUTEX-QWSK3NR

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    LdZbQGjmRsr1

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      34548c36fa9c6322887e5a9374735abe_JaffaCakes118

    • Size

      690KB

    • MD5

      34548c36fa9c6322887e5a9374735abe

    • SHA1

      fb1b0f0abca304c5a0c2f8ab13526a7aadcea48d

    • SHA256

      1b5199a1d887ff4763b382aeafcaf2d49e354ed97b1f610984574a60ff326c77

    • SHA512

      b9ba9efa38d2e50b1e9b04099ead7725897879c360f8bfb80ed7a5b7282b9c86660b6a70b858dd85372f1851421a454d4988f5c05439282ea7fdaf3bbc505aeb

    • SSDEEP

      12288:p9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hT6:zZ1xuVVjfFoynPaVBUR8f+kN10EBw

    • Darkcomet

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

    • Modifies WinLogon for persistence

    • Modifies firewall policy service

    • Modifies security service

    • Windows security bypass

    • Disables RegEdit 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

MITRE ATT&CK Enterprise v15

Tasks