General

  • Target

    272b5b6490f9ba8000557675fd550b29_JaffaCakes118

  • Size

    619KB

  • Sample

    241008-3npw4stcmh

  • MD5

    272b5b6490f9ba8000557675fd550b29

  • SHA1

    7f6f6f36b93bf01505a38179adc3d093bf90f320

  • SHA256

    e7cce645d014edcc5c5d3954a993a7d05590fa4f217a367fe58758965caff74e

  • SHA512

    df0d5510bdafef2c693d000aabe06a1172e229cdf17418a0414630c237f1eb73336f40fcf4315b5f89086ff967f49ca7d4af6accde2869b6d74f5e905e60dd33

  • SSDEEP

    12288:yF9n4mvqoldfU9F6HBmNnIsnXtGhNG93gocoRxZA63ilZEpi4cHQiHh:gnfCoS6HBInIsnXtG6pKaZAhYfqHh

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

91.224.235.158:1604

Mutex

DC_MUTEX-AF4QCYA

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    qPd9AHCZVapL

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    MicroUpdate

Targets

    • Target

      272b5b6490f9ba8000557675fd550b29_JaffaCakes118

    • Size

      619KB

    • MD5

      272b5b6490f9ba8000557675fd550b29

    • SHA1

      7f6f6f36b93bf01505a38179adc3d093bf90f320

    • SHA256

      e7cce645d014edcc5c5d3954a993a7d05590fa4f217a367fe58758965caff74e

    • SHA512

      df0d5510bdafef2c693d000aabe06a1172e229cdf17418a0414630c237f1eb73336f40fcf4315b5f89086ff967f49ca7d4af6accde2869b6d74f5e905e60dd33

    • SSDEEP

      12288:yF9n4mvqoldfU9F6HBmNnIsnXtGhNG93gocoRxZA63ilZEpi4cHQiHh:gnfCoS6HBInIsnXtG6pKaZAhYfqHh

    • Darkcomet

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

    • Modifies WinLogon for persistence

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Uses the VBS compiler for execution

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks