General

  • Target

    a3daef70f8e18e75bc011c85e07c4105_JaffaCakes118

  • Size

    512KB

  • Sample

    240613-fbwskayarj

  • MD5

    a3daef70f8e18e75bc011c85e07c4105

  • SHA1

    34fdfe6ef72db4c150cae13db62084441fa313e8

  • SHA256

    96b225fb8a884b687523bc93abf93879662f3b8fba963e151fa49718fe41d03a

  • SHA512

    651e9418c91ad741ad8ec08afad25f4ed8003b10a5f3e8d820fdc93080f29fbef1796ff5723e7f73f4f1b41267b7e8bcc11c696ade0c9558ae4d8ac52e68c0e1

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6H:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5S

Malware Config

Targets

    • Target

      a3daef70f8e18e75bc011c85e07c4105_JaffaCakes118

    • Size

      512KB

    • MD5

      a3daef70f8e18e75bc011c85e07c4105

    • SHA1

      34fdfe6ef72db4c150cae13db62084441fa313e8

    • SHA256

      96b225fb8a884b687523bc93abf93879662f3b8fba963e151fa49718fe41d03a

    • SHA512

      651e9418c91ad741ad8ec08afad25f4ed8003b10a5f3e8d820fdc93080f29fbef1796ff5723e7f73f4f1b41267b7e8bcc11c696ade0c9558ae4d8ac52e68c0e1

    • SSDEEP

      6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6H:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5S

    • Modifies visibility of file extensions in Explorer

    • Modifies visiblity of hidden/system files in Explorer

    • Windows security bypass

    • Disables RegEdit via registry modification

    • 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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Modifies WinLogon

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks