New DNS ServerLevelPluginDll Installed

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About the rule

Rule Type

Standard

Rule Description

Detects the installation of a DNS plugin DLL via ServerLevelPluginDll parameter in registry, which can be used to execute code in context of the DNS server (restart required)

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Registry value modified" AND OBJECTNAME endswith "\services\DNS\Parameters\ServerLevelPluginDll" OR (OBJECTNAME endswith "\services\DNS\Parameters" AND OBJECTVALUENAME = "ServerLevelPluginDll") select Action1.HOSTNAME,Action1.MESSAGE,Action1.OBJECTNAME,Action1.PROCESSNAME,Action1.PREVVAL,Action1.CHANGES

Detection

Execution Mode

realtime

Log Sources

Windows

Author

Florian Roth (Nextron Systems)