General

  • Target

    JaffaCakes118_696c96725d86dc1938286c46bf39e7d0

  • Size

    720KB

  • Sample

    250103-bzassaxkak

  • MD5

    696c96725d86dc1938286c46bf39e7d0

  • SHA1

    d00dea4527ccb182354de87c22d8c79c2d1380b3

  • SHA256

    1b84100df9f7e673590ffa92f7be26344e2460ee72b97523434b66f9f755b3d1

  • SHA512

    e1e4880874029a553a80ebe18e82bbc57c858383c83707d0e3483d0751715fcebc9c496b222d3bbda0c98a9405211b978fd9e3cafc727f988f72591942fa90bb

  • SSDEEP

    12288:jriaKhUV+FKJpwDEEJrcyC1CabAns8iV1pw/c6dePyOE14GMWT9JGqF106Lz:6aK6VhJaPJ3xaEs78cbPyOE1PTnt

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

engtaher79.no-ip.biz:79

192.168.56.3:79

Mutex

DC_MUTEX-9YMZPUD

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    MRDCry2n9S8v

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      JaffaCakes118_696c96725d86dc1938286c46bf39e7d0

    • Size

      720KB

    • MD5

      696c96725d86dc1938286c46bf39e7d0

    • SHA1

      d00dea4527ccb182354de87c22d8c79c2d1380b3

    • SHA256

      1b84100df9f7e673590ffa92f7be26344e2460ee72b97523434b66f9f755b3d1

    • SHA512

      e1e4880874029a553a80ebe18e82bbc57c858383c83707d0e3483d0751715fcebc9c496b222d3bbda0c98a9405211b978fd9e3cafc727f988f72591942fa90bb

    • SSDEEP

      12288:jriaKhUV+FKJpwDEEJrcyC1CabAns8iV1pw/c6dePyOE14GMWT9JGqF106Lz:6aK6VhJaPJ3xaEs78cbPyOE1PTnt

    • Darkcomet

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

    • Darkcomet family

    • Modifies WinLogon for persistence

    • Windows security bypass

    • 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

    • Windows security modification

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks