The reconstructed evaluation script behind this rule's OVAL check(s) — every module a compound check combines, with this rule's own concrete values and DISA's SCC tool's real per-module mechanism curated from static teardown of SCC releases.
# Windows PowerShell
# Reconstructed from oval:mil.disa.stig.windowsdefav:def:278648
# Microsoft Defender AV must block credential stealing from the Windows local security authority subsystem.
# Per-module read mechanism curated from static teardown of DISA's SCC tool
# (SCAP Compliance Checker) -- see the SCC Automation Reference above.
# 9e6c4e1f-7d60-472f-ba1a-a39ef669e4b2 == 1
# registry_object (registry_test)
function test_1 {
return (((@{String='reg_sz';ExpandString='reg_expand_sz';Binary='reg_binary';DWord='reg_dword';MultiString='reg_multi_sz';QWord='reg_qword';None='reg_none'}[(Get-Item -Path 'Registry::HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Windows Defender Exploit Guard\ASR\Rules').GetValueKind('9e6c4e1f-7d60-472f-ba1a-a39ef669e4b2').ToString()]) -eq 'reg_sz') -and (((Get-ItemProperty -Path 'Registry::HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows Defender\Windows Defender Exploit Guard\ASR\Rules' -Name '9e6c4e1f-7d60-472f-ba1a-a39ef669e4b2' -ErrorAction SilentlyContinue) | Select-Object -ExpandProperty '9e6c4e1f-7d60-472f-ba1a-a39ef669e4b2') -eq '1'))
}
if (test_1) {
Write-Output "PASS"
} else {
Write-Output "FAIL"
} Assessment Script Powered by AISyntax-verified
A standalone PowerShell script to assess this control automatically. Review before running it in your environment.
Syntax-checked as valid PowerShell. Not executed here — running it for real needs the actual ms_defender_antivirus target this check assesses.
# OVAL Definition: oval:mil.disa.stig.windowsdefav:def:278648
$compliant = (Get-ItemProperty -Path 'HKLM:\Software\Policies\Microsoft\Windows Defender\Windows Defender Exploit Guard\ASR\Rules' -Name '9e6c4e1f-7d60-472f-ba1a-a39ef669e4b2' -ErrorAction SilentlyContinue).Value -eq '1'
if ($compliant) { Write-Output "PASS"; Exit 0 } else { Write-Output "FAIL"; Exit 1 }