AMSI Bypass Attempt via PowerShell ScriptBlock Reflection or Patching
Detects attempts to bypass or disable the Antimalware Scan Interface (AMSI) in PowerShell sessions by monitoring for common indicators such as manual manipulation of AmsiUtils, AmsiScanBuffer, or reflection-based patching techniques. This activity is indicative of an adversary attempting to execute malicious code without security interference.
Microsoft Sentinel (KQL)
