General

  • Target

    JaffaCakes118_0116355fef779b9ff6c2553ae538f8b6

  • Size

    253KB

  • Sample

    250121-ble6caymfm

  • MD5

    0116355fef779b9ff6c2553ae538f8b6

  • SHA1

    ce6f1dfc7aa83497e45cdfc26d5a53594f9353e8

  • SHA256

    3a8eef90ee3f5f87fba7b61972096d027d144379e96a40f73ec322d4f12e1e17

  • SHA512

    fbb732a10898ceceeca076409e6c97240f527dc8206923d86dcac739aaa482baf72f45e1cd0b9c6bf5af255c873ceaba5f87c1f7fd7f322ccd9acc7283b8d062

  • SSDEEP

    6144:mD7cY2fgssM7Wirg9KXylmRiL+QMeC/i6isqX7UovnONztByipwxZ:ml8E4w5huat7UovONzbXw

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

c1yd3i.zapto.org:1604

Mutex

DC_MUTEX-SQ8N0XU

Attributes
  • InstallPath

    windupdate\winupdate.exe

  • gencode

    Qfgi9EwBLWlj

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    winupdate

Targets

    • Target

      JaffaCakes118_0116355fef779b9ff6c2553ae538f8b6

    • Size

      253KB

    • MD5

      0116355fef779b9ff6c2553ae538f8b6

    • SHA1

      ce6f1dfc7aa83497e45cdfc26d5a53594f9353e8

    • SHA256

      3a8eef90ee3f5f87fba7b61972096d027d144379e96a40f73ec322d4f12e1e17

    • SHA512

      fbb732a10898ceceeca076409e6c97240f527dc8206923d86dcac739aaa482baf72f45e1cd0b9c6bf5af255c873ceaba5f87c1f7fd7f322ccd9acc7283b8d062

    • SSDEEP

      6144:mD7cY2fgssM7Wirg9KXylmRiL+QMeC/i6isqX7UovnONztByipwxZ:ml8E4w5huat7UovONzbXw

    • 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

    • Drops file in System32 directory

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks