General

  • Target

    JaffaCakes118_3fedaaa6b14e21d998c10390b968ab3a

  • Size

    792KB

  • Sample

    250302-nkrtzatmx8

  • MD5

    3fedaaa6b14e21d998c10390b968ab3a

  • SHA1

    40247208ec288e37c71ff5b31e5a04588a5051ce

  • SHA256

    34c843be3ed2097ad33741027bf04d74c9bb66089a9790d6c4caf4663766a963

  • SHA512

    301fb9f50afc644185a70930f2ae640bdfbe9433d14175f696598dd2d9d5fd880519a2afca0a09017378c16535025d348e6dac34b4e28afd58be16c4ee250b27

  • SSDEEP

    24576:VTCRQwVk9ARxR/GsrluIJrqM5tCUhXdrp:URNVXFGS35wo

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

vertexking.no-ip.org:999

Mutex

DC_MUTEX-LQMAH1E

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    nXqAHZmfTLW0

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

rc4.plain

Targets

    • Target

      JaffaCakes118_3fedaaa6b14e21d998c10390b968ab3a

    • Size

      792KB

    • MD5

      3fedaaa6b14e21d998c10390b968ab3a

    • SHA1

      40247208ec288e37c71ff5b31e5a04588a5051ce

    • SHA256

      34c843be3ed2097ad33741027bf04d74c9bb66089a9790d6c4caf4663766a963

    • SHA512

      301fb9f50afc644185a70930f2ae640bdfbe9433d14175f696598dd2d9d5fd880519a2afca0a09017378c16535025d348e6dac34b4e28afd58be16c4ee250b27

    • SSDEEP

      24576:VTCRQwVk9ARxR/GsrluIJrqM5tCUhXdrp:URNVXFGS35wo

    • 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.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks