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General

  • Target

    120740fceaf7a90d28b61e4675a41a1b_JaffaCakes118

  • Size

    496KB

  • Sample

    240626-p4jhdayall

  • MD5

    120740fceaf7a90d28b61e4675a41a1b

  • SHA1

    5a775bc4a73a237e17e6058a0d2bafb663faf477

  • SHA256

    b33c48e4e2a2c6dfd6a1c425e7703dc8e1da95a4842c8e18e60d09d4a18bcc7f

  • SHA512

    27c4068d0b6374d8191204263c507d5317a7fc1cae4a0a24e57385157bf390993e1becfa28df9264ddb225ac9cafc926e8e87fdf00c939ccf962496f04c5f490

  • SSDEEP

    12288:d6pUJ3r6YkVwJgNnSykgb9cqWnw4q6ZmFhqsDX:IpUNr6YkVRFkgbeqeo68FhqyX

Malware Config

Targets

    • Target

      120740fceaf7a90d28b61e4675a41a1b_JaffaCakes118

    • Size

      496KB

    • MD5

      120740fceaf7a90d28b61e4675a41a1b

    • SHA1

      5a775bc4a73a237e17e6058a0d2bafb663faf477

    • SHA256

      b33c48e4e2a2c6dfd6a1c425e7703dc8e1da95a4842c8e18e60d09d4a18bcc7f

    • SHA512

      27c4068d0b6374d8191204263c507d5317a7fc1cae4a0a24e57385157bf390993e1becfa28df9264ddb225ac9cafc926e8e87fdf00c939ccf962496f04c5f490

    • SSDEEP

      12288:d6pUJ3r6YkVwJgNnSykgb9cqWnw4q6ZmFhqsDX:IpUNr6YkVRFkgbeqeo68FhqyX

    • Modifies WinLogon for persistence

    • UAC bypass

    • Adds policy Run key to start application

    • Disables RegEdit via registry modification

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks