General

  • Target
    8126840a68ac0b59131895236692c577_JaffaCakes118
  • Size 1.4MB
  • Sample241031-cmvsvsxcna
  • SHA256 d38e4a084a04993bf205a802fb04c83ab1436319c95605595bb274231b19c435
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      8126840a68ac0b59131895236692c577_JaffaCakes118
    • Size 1.4MB
    • SHA256 d38e4a084a04993bf205a802fb04c83ab1436319c95605595bb274231b19c435
    • MD5 SHA1 SHA512 SSDEEP
    • 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

    • Disables taskbar notifications 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.

    • Drops startup file

    • 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.

    • Windows security modification

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Indicator Removal: Clear Persistence

      remove IFEO.

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks