Suspicious File Encoded To Base64 Through Certutil.EXE - Uncommon Extension (via process_creation)
This rule detects the execution of certutil with the "encode" flag to encode a file to base64 where the extensions of the file is anomalous
SigmahighWindowsv1
Full detection rule
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- Unknown
Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.