General

  • Target

    a9ba868779371e1161d9faa291b094b2_JaffaCakes118

  • Size

    353KB

  • Sample

    240819-fxbphswcqf

  • MD5

    a9ba868779371e1161d9faa291b094b2

  • SHA1

    c32125a1163dea6adc0cd6e2ef2a0fc87b107304

  • SHA256

    21171f46cfb50dd24fde5c4bf845c310dbe7fa6a270a1e4fd77a02f592c7734d

  • SHA512

    e376d1fa50bb104b0b964db64bdeb40be7129e7a79c930405d2018af6f56745e5f62b87628c7acfd038ca06f08cc943bce721d3c4b98011695a520de1ecbdcac

  • SSDEEP

    6144:vOE9QWWbCuKNcybHGFc4tJcq/mGSEyUrPD3BRJMSOZr4JXYQHd/:v4ceyrG+48qEEvDJ6lUXL9

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

nnns.zapto.org:4433

Mutex

DC_MUTEX-X6WQ1LQ

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    35RPxwGLbfC3

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      a9ba868779371e1161d9faa291b094b2_JaffaCakes118

    • Size

      353KB

    • MD5

      a9ba868779371e1161d9faa291b094b2

    • SHA1

      c32125a1163dea6adc0cd6e2ef2a0fc87b107304

    • SHA256

      21171f46cfb50dd24fde5c4bf845c310dbe7fa6a270a1e4fd77a02f592c7734d

    • SHA512

      e376d1fa50bb104b0b964db64bdeb40be7129e7a79c930405d2018af6f56745e5f62b87628c7acfd038ca06f08cc943bce721d3c4b98011695a520de1ecbdcac

    • SSDEEP

      6144:vOE9QWWbCuKNcybHGFc4tJcq/mGSEyUrPD3BRJMSOZr4JXYQHd/:v4ceyrG+48qEEvDJ6lUXL9

    • Darkcomet

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

    • Modifies WinLogon for persistence

    • Drops file in Drivers directory

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • 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

MITRE ATT&CK Enterprise v15

Tasks