General

  • Target

    5d4944507c05892008b66b2ba9474af5_JaffaCakes118

  • Size

    756KB

  • Sample

    241019-ssc31avdmr

  • MD5

    5d4944507c05892008b66b2ba9474af5

  • SHA1

    1ccd3a438221a9cada327f019e90bfedefca23ea

  • SHA256

    170c29020fd017689eb37c993b6ecca30b24ac1974f4f2ff8e80c721a58590f5

  • SHA512

    65b5e10613f07c99cab45fcf66336605d8a718d4d263d215a33c30a48d0626ec2eae7e16592c307e46d971fcc7ab1ea2b738657770d624bee1fc88e21a1ec744

  • SSDEEP

    12288:E9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hTI:IZ1xuVVjfFoynPaVBUR8f+kN10EBBI

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

arkanorg.no-ip.org:1604

Mutex

DC_MUTEX-UFK9EQ8

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    d1vpG230T6sj

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      5d4944507c05892008b66b2ba9474af5_JaffaCakes118

    • Size

      756KB

    • MD5

      5d4944507c05892008b66b2ba9474af5

    • SHA1

      1ccd3a438221a9cada327f019e90bfedefca23ea

    • SHA256

      170c29020fd017689eb37c993b6ecca30b24ac1974f4f2ff8e80c721a58590f5

    • SHA512

      65b5e10613f07c99cab45fcf66336605d8a718d4d263d215a33c30a48d0626ec2eae7e16592c307e46d971fcc7ab1ea2b738657770d624bee1fc88e21a1ec744

    • SSDEEP

      12288:E9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hTI:IZ1xuVVjfFoynPaVBUR8f+kN10EBBI

    • Darkcomet

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

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks