Microsoft Defender Disabled via Set-MpPreference Cmdlets or Registry Policy Keys

Ibrahim Saud@tektrix

•updated Jun 30, 2026•0•0•1

Detects attempts to disable Windows Defender features, including real-time, behavior, and script scanning monitoring, as well as modifications to the 'DisableAntiSpyware' registry key, disabling system recovery via bcdedit, or execution of common scripts used to disable Windows Defender.