General

  • Target

    JaffaCakes118_d56f0113b4386dff6fff45c0ec8a5d28

  • Size

    677KB

  • Sample

    250210-a23qxaxkbl

  • MD5

    d56f0113b4386dff6fff45c0ec8a5d28

  • SHA1

    f3ff7aeac0dcdf3c04df4413ee11ad0ff3f6b05e

  • SHA256

    dcf6d679a94299fc11d2dc9357c7cef2a8a1f9c3e28d97eb2abad8ed6cdcc882

  • SHA512

    055bce042e1e0b9e10d2f90fde61f4dab24ba366bc1877fe153ae04b82903d7db8321cd3bd3239f41cfb03a1f5b86db0ac2d3cf68610e8ca383ac29f88278dbd

  • SSDEEP

    12288:js+WXDcUFyJHw5EjUwvSP2x02peKEwDRvzunqAG3rMa/gUIxuwIe8sEyY47Ykie/:jWEHZxXAn3m

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:1604

Mutex

DC_MUTEX-F54S21D

Attributes
  • gencode

    MLqT3mDNi*T.

  • install

    false

  • offline_keylogger

    false

  • persistence

    false

rc4.plain

Targets

    • Target

      JaffaCakes118_d56f0113b4386dff6fff45c0ec8a5d28

    • Size

      677KB

    • MD5

      d56f0113b4386dff6fff45c0ec8a5d28

    • SHA1

      f3ff7aeac0dcdf3c04df4413ee11ad0ff3f6b05e

    • SHA256

      dcf6d679a94299fc11d2dc9357c7cef2a8a1f9c3e28d97eb2abad8ed6cdcc882

    • SHA512

      055bce042e1e0b9e10d2f90fde61f4dab24ba366bc1877fe153ae04b82903d7db8321cd3bd3239f41cfb03a1f5b86db0ac2d3cf68610e8ca383ac29f88278dbd

    • SSDEEP

      12288:js+WXDcUFyJHw5EjUwvSP2x02peKEwDRvzunqAG3rMa/gUIxuwIe8sEyY47Ykie/:jWEHZxXAn3m

    • Darkcomet

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

    • Darkcomet family

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks