General

  • Target
    868156de2b648050528e7f5a5170e1fb_JaffaCakes118
  • Size 684KB
  • Sample241102-vcpszaspel
  • SHA256 a32a1af3f9dfa285a67f1fa097ea3bb91d14d980e0283a87834fa3b67f38ed1b
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      868156de2b648050528e7f5a5170e1fb_JaffaCakes118
    • Size 684KB
    • SHA256 a32a1af3f9dfa285a67f1fa097ea3bb91d14d980e0283a87834fa3b67f38ed1b
    • 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

    • 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.

    • 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