General

  • Target

    a08c83a6940714ab74e81fd55fca535d_JaffaCakes118

  • Size

    428KB

  • Sample

    240817-aydydazfmr

  • MD5

    a08c83a6940714ab74e81fd55fca535d

  • SHA1

    d41e282db3497c92c7df45b88c9d89fe6af339ff

  • SHA256

    70d723f8dca9d3e4a714b097aa9c64f287b8c09c8f2cbd77bcc5603dd11bcb1d

  • SHA512

    e469f3f84e9f6656e78455f869371c7a70facf25f609a7aebea267f00bd2ef569f5a16438b333af2c5a8241121667de3135b4d3ce287b5d15aad65532fd87c5c

  • SSDEEP

    3072:NJ7Mct7+2fZEuAgXQ/tRw/GYczLuTdUout:XdUoS

Malware Config

Targets

    • Target

      a08c83a6940714ab74e81fd55fca535d_JaffaCakes118

    • Size

      428KB

    • MD5

      a08c83a6940714ab74e81fd55fca535d

    • SHA1

      d41e282db3497c92c7df45b88c9d89fe6af339ff

    • SHA256

      70d723f8dca9d3e4a714b097aa9c64f287b8c09c8f2cbd77bcc5603dd11bcb1d

    • SHA512

      e469f3f84e9f6656e78455f869371c7a70facf25f609a7aebea267f00bd2ef569f5a16438b333af2c5a8241121667de3135b4d3ce287b5d15aad65532fd87c5c

    • SSDEEP

      3072:NJ7Mct7+2fZEuAgXQ/tRw/GYczLuTdUout:XdUoS

    • Modifies firewall policy service

    • Modifies security service

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • UAC bypass

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • Drops file in Drivers directory

    • Event Triggered Execution: Image File Execution Options Injection

    • 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.

    • UPX packed file

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

    • Windows security modification

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Indicator Removal: Clear Persistence

      remove IFEO.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks