Ensure 'Allow Realtime Monitoring' is set to 'Allowed'

MediumLevel 1Automatedintune-defender

Description

This policy setting configures real-time protection prompts for known malware detection. Microsoft Defender Antivirus generates alerts when malware or potentially unwanted software attempts to install or execute on a system. The recommended state for this setting is: Allowed. Turns on and runs the real- time monitoring service.. Audit: reads the registry value(s) behind this Defender policy (HKLM\SOFTWARE\Policies\Microsoft\Windows Defender) and prints compliant only when each satisfies the benchmark value. Policy delivered by Intune only appears here once it has been applied to the device.

How it is checked

Audit method: Windows registry

registry

$bad = @(); $v = (Get-ItemProperty -Path 'Registry::HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\PolicyManager' -Name 'AllowRealtimeMonitoring' -ErrorAction SilentlyContinue).'AllowRealtimeMonitoring'; if (-not ($null -ne $v -and @(1) -contains [int64]$v)) { $bad += 'AllowRealtimeMonitoring=' + $v }; if ($bad.Count -eq 0) { 'compliant' } else { 'non-compliant: ' + ($bad -join ', ') }

Expected output: compliant

How it is fixed

Fix method: Guidance or infrastructure patch

To establish the recommended configuration via configuration profiles, set the following Settings Catalog path to Allowed. Turns on and runs the real-time monitoring service.. Defender\Allow Realtime Monitoring To establish the recommended configuration via Endpoint Security Blade: 1. Navigate to Endpoint Security 2. Click Antivirus 3. Click Create Profile 4. Select Windows for the Platform and Microsoft Defender Antivirus for Profile 5. Name the profile 6. Configure Allow Realtime Monitoring to Allowed. Turns on and runs the real-time monitoring service.

Properties

Operating systems: Any
Tags: intune-defenderintuneregistry
Reference: CIS Microsoft Intune for Microsoft Defender Antivirus Benchmark v1.0.0 - 2.7 Ensure 'Allow Realtime Monitoring' is set to 'Allowed'

Check this host

Run this on a machine you are allowed to audit. The scan is read-only.

shell

tmaegis scan --target intune-defender