General

  • Target

    JaffaCakes118_0754e8638d9163d170947788dc6625d0

  • Size

    801KB

  • Sample

    250520-yzdk1a1px8

  • MD5

    0754e8638d9163d170947788dc6625d0

  • SHA1

    9eea22c4572e4886c6e80c847335d0409f276ed8

  • SHA256

    08597065d9bdc960b1b0c9582fdd469c7a34a7ec7a4a3753fb529f260973ed9e

  • SHA512

    a1e7970f8c02202562129ceadb57476043035ce07e07cbad5fd8ea7bdb5247e7acdc8ab217dd9b779661d4a366fb370119298402a04d0fc6d22545b48f7b745f

  • SSDEEP

    12288:93vhMi7r+wx6dOqEH9Bfci2IZNBy129zSRFr4qAlUjz4C2qBMm0jr/7fp:93TsdwX2qBy1mydAlUjz4Dqpw/7fp

Malware Config

Extracted

Family

darkcomet

Botnet

PRODUCTS

C2

telexsection449.no-ip.biz:1604

Mutex

DC_MUTEX-NRPAT7L

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    5MZr0BC7GVYb

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

rc4.plain

Targets

    • Target

      JaffaCakes118_0754e8638d9163d170947788dc6625d0

    • Size

      801KB

    • MD5

      0754e8638d9163d170947788dc6625d0

    • SHA1

      9eea22c4572e4886c6e80c847335d0409f276ed8

    • SHA256

      08597065d9bdc960b1b0c9582fdd469c7a34a7ec7a4a3753fb529f260973ed9e

    • SHA512

      a1e7970f8c02202562129ceadb57476043035ce07e07cbad5fd8ea7bdb5247e7acdc8ab217dd9b779661d4a366fb370119298402a04d0fc6d22545b48f7b745f

    • SSDEEP

      12288:93vhMi7r+wx6dOqEH9Bfci2IZNBy129zSRFr4qAlUjz4C2qBMm0jr/7fp:93TsdwX2qBy1mydAlUjz4Dqpw/7fp

    • Darkcomet

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

    • Darkcomet family

    • Modifies WinLogon for persistence

    • Windows security bypass

    • Drops file in Drivers directory

    • 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

    • Windows security modification

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks