Windows Defender attack surface reduction and exploit protection features

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A video on Windows Defender’s attack surface reduction and Exploit protection features

# List of rules and documentation on reducing the attack surface
https://learn.microsoft.com/fr-fr/microsoft-365/security/defender-endpoint/attack-surface-reduction-rules-reference?view=o365-worldwide#asr-rule-to-guid-matrix

Exploit protection documentation
https://learn.microsoft.com/fr-fr/microsoft-365/security/defender-endpoint/exploit-protection?view=o365-worldwide

Powershell code for attack surface reduction and and Exploit protection for Windows Defender

#Enable all attack surface reduction rules (list of rules).
$rules = @("be9ba2d9-53ea-4cdc-84e5-9B1eeee46550"
            "d4f940ab-401b-4efc-aadc-ad5f3c50688a"
            "3b576869-a4eC-4529-8536-b80a7769e899"
            "75668c1f-73b5-4Cf0-bb93-3ecf5cb7cc84"
            "d3e037e1-3eb8-44C8-a917-57927947596d"
            "5beb7efe-fd9A-4556-801d-275e5ffc04cc"
            "92e97fa1-2edf-4476-bdd6-9dd0B4dddc7b"
            "01443614-cd74-433a-b99e-2ecdc07bfc25"
            "c1db55ab-c21a-4637-bb3f-a12568109d35"
            "9e6c4e1f-7d60-472f-ba1a-a39ef669e4b2"
            "d1e49aac-8f56-4280-b9ba-993a6d77406c"
            "b2b3f03d-6a65-4f7b-a9c7-1c7ef74a9ba4"
            "26190899-1602-49e8-8b27-eb1d0a1ce869"
            "7674ba52-37eb-4a4f-a9a1-f0f9a1619a2c"
            "e6db77e5-3df2-4cf1-b95a-636979351e5b"
            "56a863a9-875e-4185-98a7-b882c64b5ce5"
)
Add-MpPreference -AttackSurfaceReductionRules_Ids $rules -AttackSurfaceReductionRules_Actions (0..($rules.Count -1) | % {"enabled"})

#Disable
Add-MpPreference -AttackSurfaceReductionRules_Ids $rules -AttackSurfaceReductionRules_Actions (0..($rules.Count -1) | % {"disabled"})

#Add an exclusion for attack surface reduction
Add-MpPreference -AttackSurfaceReductionOnlyExclusions "c:\vm"

#Display attack surface reduction parameters (1: Enabled, 0: Disabled)
$FormatEnumerationLimit = 20
Get-MpPreference | fl attack*

#Display list of rules
Get-MpPreference | Select-Object -ExpandProperty AttackSurfaceReductionRules_Ids
# Powershell command to test the rule Block process creation from PSExec and WMI defender commands ASR advanced options
Invoke-CimMethod -ClassName Win32_Process -MethodName Create -Arguments @{CommandLine='Notepad.exe'}

Windows Defender attack surface reduction and exploit protection features

Powershell code for attack surface reduction and and Exploit protection for Windows Defender

Video : Windows Defender attack surface reduction and exploit protection features

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