General

  • Target

    c25330cb4ca67f35e34136cad60aaaa7_JaffaCakes118

  • Size

    1.4MB

  • Sample

    240826-fkhmaswdpe

  • MD5

    c25330cb4ca67f35e34136cad60aaaa7

  • SHA1

    1f8710fcc076db1678d39078a7714c844b77003c

  • SHA256

    71fe8a646530ca19a8fea300f1f63adb07c8ad5d1861de3ea4e6817d607c9f89

  • SHA512

    9bebf7211eb21df0fb789198464b4d1f68fc0e11f30f0bb560360d1245f9ca5ce4e9cd4dd2e4ad85a1a7fede234085df45db6a617b2228d451be496f677d1d4c

  • SSDEEP

    1536:0DK8Fef+IvWruJx46wshHY62pB1oAl718qn+oEywcDn6TNLsLEnouy8:0Dy+IvWylpIB7lxjn7wq6xwL0out

Malware Config

Targets

    • Target

      c25330cb4ca67f35e34136cad60aaaa7_JaffaCakes118

    • Size

      1.4MB

    • MD5

      c25330cb4ca67f35e34136cad60aaaa7

    • SHA1

      1f8710fcc076db1678d39078a7714c844b77003c

    • SHA256

      71fe8a646530ca19a8fea300f1f63adb07c8ad5d1861de3ea4e6817d607c9f89

    • SHA512

      9bebf7211eb21df0fb789198464b4d1f68fc0e11f30f0bb560360d1245f9ca5ce4e9cd4dd2e4ad85a1a7fede234085df45db6a617b2228d451be496f677d1d4c

    • SSDEEP

      1536:0DK8Fef+IvWruJx46wshHY62pB1oAl718qn+oEywcDn6TNLsLEnouy8:0Dy+IvWylpIB7lxjn7wq6xwL0out

    • 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