huntrule

Suspicious AMSI Bypass Pattern Assembly GetType (via ps_script)

This rule detects code fragments found in small and obfuscated AMSI bypass PowerShell scripts

SigmahighWindowsv1
Full detection rule

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Known false positives

  • Unknown

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.