General

  • Target

    7aea190b92c70f343710ae3c35ec0e8e_JaffaCakes118

  • Size

    305KB

  • Sample

    241028-19qdnawpc1

  • MD5

    7aea190b92c70f343710ae3c35ec0e8e

  • SHA1

    650813bdc0da6705e4bcb1d23086359006448520

  • SHA256

    cb7f71a83062cda857227953540a5e1746ee83738f818cba61a8528b09b80dd0

  • SHA512

    d8054328bf93a637da4d7191702284607e745093d4b2c0d1373b98ce280eac9a9437c0710d5aa0913b714d2f9ef245cec751dde923d04a030f12c83e2f03cbce

  • SSDEEP

    6144:1hMw9ZXp+CsZY0Rsu9sOTBAOxturMor+dWyx7jEPerbIdpYYBntFsodXJ:1T92CsZVsul1FxtonS9xC/51

Malware Config

Extracted

Family

darkcomet

Botnet

Favoris sil

C2

zapto666.zapto.org:111

Mutex

DC_MUTEX-BMLGN0C

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    K6Q9xEzsyCy3

  • install

    true

  • offline_keylogger

    false

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      7aea190b92c70f343710ae3c35ec0e8e_JaffaCakes118

    • Size

      305KB

    • MD5

      7aea190b92c70f343710ae3c35ec0e8e

    • SHA1

      650813bdc0da6705e4bcb1d23086359006448520

    • SHA256

      cb7f71a83062cda857227953540a5e1746ee83738f818cba61a8528b09b80dd0

    • SHA512

      d8054328bf93a637da4d7191702284607e745093d4b2c0d1373b98ce280eac9a9437c0710d5aa0913b714d2f9ef245cec751dde923d04a030f12c83e2f03cbce

    • SSDEEP

      6144:1hMw9ZXp+CsZY0Rsu9sOTBAOxturMor+dWyx7jEPerbIdpYYBntFsodXJ:1T92CsZVsul1FxtonS9xC/51

    • 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.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • 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