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.fso.windows:def:3877
# Disable the Responder network protocol driver.
# Per-module read mechanism curated from static teardown of DISA's SCC tool
# (SCAP Compliance Checker) -- see the SCC Automation Reference above.
# Verifies AllowRspndrOnDomain value equals 0
# 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\LLTD').GetValueKind('AllowRspndrOnDomain').ToString()]) -eq 'reg_dword') -and (((Get-ItemProperty -Path 'Registry::HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\LLTD' -Name 'AllowRspndrOnDomain' -ErrorAction SilentlyContinue) | Select-Object -ExpandProperty 'AllowRspndrOnDomain') -eq 0))
}
# Verifies AllowRspndrOnPublicNet value equals 0
# registry_object (registry_test)
function test_2 {
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\LLTD').GetValueKind('AllowRspndrOnPublicNet').ToString()]) -eq 'reg_dword') -and (((Get-ItemProperty -Path 'Registry::HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\LLTD' -Name 'AllowRspndrOnPublicNet' -ErrorAction SilentlyContinue) | Select-Object -ExpandProperty 'AllowRspndrOnPublicNet') -eq 0))
}
# Verifies EnableRspndr value equals 0
# registry_object (registry_test)
function test_3 {
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\LLTD').GetValueKind('EnableRspndr').ToString()]) -eq 'reg_dword') -and (((Get-ItemProperty -Path 'Registry::HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\LLTD' -Name 'EnableRspndr' -ErrorAction SilentlyContinue) | Select-Object -ExpandProperty 'EnableRspndr') -eq 0))
}
# Verifies ProhibitRspndrOnPrivateNet value equals 0
# registry_object (registry_test)
function test_4 {
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\LLTD').GetValueKind('ProhibitRspndrOnPrivateNet').ToString()]) -eq 'reg_dword') -and (((Get-ItemProperty -Path 'Registry::HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\LLTD' -Name 'ProhibitRspndrOnPrivateNet' -ErrorAction SilentlyContinue) | Select-Object -ExpandProperty 'ProhibitRspndrOnPrivateNet') -eq 0))
}
if ((test_1 -and test_2 -and test_3 -and test_4)) {
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 windows_7 target this check assesses.
# OVAL Definition: oval:mil.disa.fso.windows:def:3877
$registryPath = "HKLM:\Software\Policies\Microsoft\Windows\LLTD"
$registryKeys = @("AllowRspndrOnDomain", "AllowRspndrOnPublicNet", "EnableRspndr", "ProhibitRspndrOnPrivateNet")
$compliant = $true
foreach ($key in $registryKeys) {
$fullPath = "$registryPath\$key"
if (Test-Path $fullPath) {
$value = (Get-ItemProperty -Path $fullPath -ErrorAction SilentlyContinue).$key
if ($value -ne 0) { $compliant = $false }
} else { $compliant = $false }
}
if ($compliant) { Write-Output "PASS"; Exit 0 } else { Write-Output "FAIL"; Exit 1 }