Possible Sysmon Enumeration Through Default Driver Altitude Via Findstr.EXE (via process_creation)
This rule detects use of "findstr" with the argument "385201". Which could indicate potential discovery of an installed Sysinternals Sysmon service using the default driver altitude (even if the name is changed).
SigmahighWindowsv1
Full detection rule
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Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.