Suspicious Powershell Base64 Encoded MpPreference Cmdlet (via process_creation)
This rule detects base64 encoded "MpPreference" PowerShell cmdlet code that tries to modifies or tamper with Windows Defender AV
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.