Elastic Defend high stable eql

Attempt to Disable Driver via HVCIDisallowedImages

Identifies registry modification to disallow a driver by name using the undocumented Code Integrity registry value HVCIDisallowedImages. An adversary may abuse this setting to block Endpoint security drivers from loading after system reboot.

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Detection Logic

registry where registry.path : "HKLM\\SYSTEM\\*ControlSet*\\CI\\*HVCIDisallowedImages*"

Field Validations

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