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V-213446

CAT II (Medium)

Microsoft Defender AV must be configured to enable behavior monitoring.

Rule ID

SV-213446r961092_rule

STIG

Microsoft Defender Antivirus Security Technical Implementation Guide

Version

V2R8

CCIs

CCI-001170

Discussion

This policy setting allows configuration of behavior monitoring. If this setting is enabled or not configured, behavior monitoring will be enabled. If this setting is disabled, behavior monitoring will be disabled.

Check Content

Verify the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Microsoft Defender Antivirus >> Real-time Protection >> "Turn on behavior monitoring" is set to "Enabled" or "Not Configured".
 
Procedure: Use the Windows Registry Editor to navigate to the following key: 
HKLM\Software\Policies\Microsoft\Windows Defender\Real-Time Protection

Criteria: If the value "DisableBehaviorMonitoring" is REG_DWORD = 0, this is not a finding.

If the value does not exist, this is not a finding.

If the value is 1, this is a finding.

Fix Text

Set the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> Windows Defender Antivirus >> Real-time Protection >> "Turn on behavior monitoring" to "Enabled " or "Not Configured".