Beveiligingsinstelling Macros Warn Signed

πŸ’Ό Management Samenvatting

Deze security regelen waarborgt de correcte configuratie van beveiligingsinstellingen op Windows endpoints.

Aanbeveling
IMPLEMENT
Risico zonder
High
Risk Score
7/10
Implementatie
2u (tech: 1u)
Van toepassing op:
βœ“ Windows

Deze instelling is onderdeel van de Windows security baseline en beschermt tegen bekende aanvalsvectoren door het afdwingen van veilige configuraties.

PowerShell Modules Vereist
Primary API: Graph
Connection: Connect-MgGraph
Required Modules: Microsoft.Graph.DeviceManagement

Implementatie

Dit regelen configureert beveiligingsinstelling macros warn signed via Microsoft Intune apparaat configuratie beleid of compliance policies om Windows endpoints te beveiligen volgens security best practices.

Vereisten

office

Implementatie

Gebruik PowerShell-script security-setting-macros-warn-signed.ps1 (functie Invoke-Monitoring) – Monitoren.

monitoring

Gebruik PowerShell-script security-setting-macros-warn-signed.ps1 (functie Invoke-Monitoring) – Controleren.

Remediatie

Gebruik PowerShell-script security-setting-macros-warn-signed.ps1 (functie Invoke-Remediation) – Herstellen.

Compliance en Auditing

Beleid documentatie

Compliance & Frameworks

Automation

Gebruik het onderstaande PowerShell script om deze security control te monitoren en te implementeren. Het script bevat functies voor zowel monitoring (-Monitoring) als remediation (-Remediation).

PowerShell
# Control: O365-OU-000003 - Security setting for macros must warn for signed and disable unsigned macros in Outlook #Requires -Version 5.1 # DISA STIG Microsoft Office 365 ProPlus v3r3 param( [string]$RegistryPath = "HKCU:\Software\Policies\Microsoft\Office\16.0\OUTLOOK\Security", [switch]$Monitoring, [switch]$Remediation, [switch]$Revert, [switch]$WhatIf ) # Function for monitoring the control function Invoke-Monitoring { Write-Host "Monitoring O365-OU-000003: Security setting for macros must warn for signed and disable unsigned macros in Outlook" -ForegroundColor Green try { $valueName = "Level" $expectedValue = 3 # 3 = Warn for signed macros, disable unsigned macros # Check if registry path exists if (-not (Test-Path $RegistryPath)) { Write-Host "βœ— Registry path does not exist: $RegistryPath" -ForegroundColor Red return $false } # Check the current value $currentValue = Get-ItemProperty -Path $RegistryPath -Name $valueName -ErrorAction SilentlyContinue if ($currentValue -and $currentValue.$valueName -eq $expectedValue) { Write-Host "βœ“ Control compliant: Level = $expectedValue (Warn for signed, disable unsigned)" -ForegroundColor Green return $true } else { $actualValue = if ($currentValue) { $currentValue.$valueName } else { "Not Set" } Write-Host "βœ— Control non-compliant: Level = $actualValue (Expected: $expectedValue - Warn for signed, disable unsigned)" -ForegroundColor Red return $false } } catch { Write-Host "βœ— Error checking registry setting: $($_.Exception.Message)" -ForegroundColor Red return $false } } # Function for remediation function Invoke-Remediation { Write-Host "Remediating O365-OU-000003: Security setting for macros must warn for signed and disable unsigned macros in Outlook" -ForegroundColor Yellow try { # Check if registry path exists, create if not if (-not (Test-Path $RegistryPath)) { Write-Host "Creating registry path: $RegistryPath" -ForegroundColor Yellow New-Item -Path $RegistryPath -Force | Out-Null } # Set the registry value to warn for signed and disable unsigned macros $valueName = "Level" $expectedValue = 3 # 3 = Warn for signed macros, disable unsigned macros Set-ItemProperty -Path $RegistryPath -Name $valueName -Value $expectedValue -Type DWord -Force Write-Host "βœ“ Registry value set successfully: $valueName = $expectedValue (Warn for signed, disable unsigned)" -ForegroundColor Green # Verify the setting Start-Sleep -Seconds 1 $complianceResult = Invoke-Monitoring return $complianceResult } catch { Write-Host "βœ— Error configuring registry setting: $($_.Exception.Message)" -ForegroundColor Red return $false } } # Main execution function Invoke-Revert { Write-Host "Reverting O365-OU-000003: Security setting for macros must warn for signed and disable unsigned macros in Outlook " -ForegroundColor Yellow try { if ($WhatIf) { Write-Host " [WhatIf] Would remove registry value" -ForegroundColor Cyan return $true } $valueName = "Level" if (Test-Path $RegistryPath) { Remove-ItemProperty -Path $RegistryPath -Name $valueName -ErrorAction SilentlyContinue Write-Host " Removed registry value: $valueName" -ForegroundColor Green } return $true } catch { Write-Host " Error during revert: # Control: O365-OU-000003 - Security setting for macros must warn for signed and disable unsigned macros in Outlook #Requires -Version 5.1 # DISA STIG Microsoft Office 365 ProPlus v3r3 param( [string]$RegistryPath = "HKCU:\Software\Policies\Microsoft\Office\16.0\OUTLOOK\Security", [switch]$Monitoring, [switch]$Remediation, [switch]$Revert, [switch]$WhatIf ) # Function for monitoring the control function Invoke-Monitoring { Write-Host "Monitoring O365-OU-000003: Security setting for macros must warn for signed and disable unsigned macros in Outlook" -ForegroundColor Green try { $valueName = "Level" $expectedValue = 3 # 3 = Warn for signed macros, disable unsigned macros # Check if registry path exists if (-not (Test-Path $RegistryPath)) { Write-Host "βœ— Registry path does not exist: $RegistryPath" -ForegroundColor Red return $false } # Check the current value $currentValue = Get-ItemProperty -Path $RegistryPath -Name $valueName -ErrorAction SilentlyContinue if ($currentValue -and $currentValue.$valueName -eq $expectedValue) { Write-Host "βœ“ Control compliant: Level = $expectedValue (Warn for signed, disable unsigned)" -ForegroundColor Green return $true } else { $actualValue = if ($currentValue) { $currentValue.$valueName } else { "Not Set" } Write-Host "βœ— Control non-compliant: Level = $actualValue (Expected: $expectedValue - Warn for signed, disable unsigned)" -ForegroundColor Red return $false } } catch { Write-Host "βœ— Error checking registry setting: $($_.Exception.Message)" -ForegroundColor Red return $false } } # Function for remediation function Invoke-Remediation { Write-Host "Remediating O365-OU-000003: Security setting for macros must warn for signed and disable unsigned macros in Outlook" -ForegroundColor Yellow try { # Check if registry path exists, create if not if (-not (Test-Path $RegistryPath)) { Write-Host "Creating registry path: $RegistryPath" -ForegroundColor Yellow New-Item -Path $RegistryPath -Force | Out-Null } # Set the registry value to warn for signed and disable unsigned macros $valueName = "Level" $expectedValue = 3 # 3 = Warn for signed macros, disable unsigned macros Set-ItemProperty -Path $RegistryPath -Name $valueName -Value $expectedValue -Type DWord -Force Write-Host "βœ“ Registry value set successfully: $valueName = $expectedValue (Warn for signed, disable unsigned)" -ForegroundColor Green # Verify the setting Start-Sleep -Seconds 1 $complianceResult = Invoke-Monitoring return $complianceResult } catch { Write-Host "βœ— Error configuring registry setting: $($_.Exception.Message)" -ForegroundColor Red return $false } } # Main execution if ($Monitoring) { $result = Invoke-Monitoring exit $(if ($result) { 0 } else { 1 }) } elseif ($Remediation) { $result = Invoke-Remediation exit $(if ($result) { 0 } else { 1 }) } elseif ($Revert) { $result = Invoke-Revert exit $(if ($result) { 0 } else { 1 }) } else { Write-Host "Usage: [-Monitoring] [-Remediation] [-Revert] [-WhatIf]" -ForegroundColor Yellow } } catch { Write-Host "Script execution error: # Control: O365-OU-000003 - Security setting for macros must warn for signed and disable unsigned macros in Outlook #Requires -Version 5.1 # DISA STIG Microsoft Office 365 ProPlus v3r3 param( [string]$RegistryPath = "HKCU:\Software\Policies\Microsoft\Office\16.0\OUTLOOK\Security", [switch]$Monitoring, [switch]$Remediation, [switch]$Revert, [switch]$WhatIf ) # Function for monitoring the control function Invoke-Monitoring { Write-Host "Monitoring O365-OU-000003: Security setting for macros must warn for signed and disable unsigned macros in Outlook" -ForegroundColor Green try { $valueName = "Level" $expectedValue = 3 # 3 = Warn for signed macros, disable unsigned macros # Check if registry path exists if (-not (Test-Path $RegistryPath)) { Write-Host "βœ— Registry path does not exist: $RegistryPath" -ForegroundColor Red return $false } # Check the current value $currentValue = Get-ItemProperty -Path $RegistryPath -Name $valueName -ErrorAction SilentlyContinue if ($currentValue -and $currentValue.$valueName -eq $expectedValue) { Write-Host "βœ“ Control compliant: Level = $expectedValue (Warn for signed, disable unsigned)" -ForegroundColor Green return $true } else { $actualValue = if ($currentValue) { $currentValue.$valueName } else { "Not Set" } Write-Host "βœ— Control non-compliant: Level = $actualValue (Expected: $expectedValue - Warn for signed, disable unsigned)" -ForegroundColor Red return $false } } catch { Write-Host "βœ— Error checking registry setting: $($_.Exception.Message)" -ForegroundColor Red return $false } } # Function for remediation function Invoke-Remediation { Write-Host "Remediating O365-OU-000003: Security setting for macros must warn for signed and disable unsigned macros in Outlook" -ForegroundColor Yellow try { # Check if registry path exists, create if not if (-not (Test-Path $RegistryPath)) { Write-Host "Creating registry path: $RegistryPath" -ForegroundColor Yellow New-Item -Path $RegistryPath -Force | Out-Null } # Set the registry value to warn for signed and disable unsigned macros $valueName = "Level" $expectedValue = 3 # 3 = Warn for signed macros, disable unsigned macros Set-ItemProperty -Path $RegistryPath -Name $valueName -Value $expectedValue -Type DWord -Force Write-Host "βœ“ Registry value set successfully: $valueName = $expectedValue (Warn for signed, disable unsigned)" -ForegroundColor Green # Verify the setting Start-Sleep -Seconds 1 $complianceResult = Invoke-Monitoring return $complianceResult } catch { Write-Host "βœ— Error configuring registry setting: $($_.Exception.Message)" -ForegroundColor Red return $false } } # Main execution function Invoke-Revert { Write-Host "Reverting O365-OU-000003: Security setting for macros must warn for signed and disable unsigned macros in Outlook " -ForegroundColor Yellow try { if ($WhatIf) { Write-Host " [WhatIf] Would remove registry value" -ForegroundColor Cyan return $true } $valueName = "Level" if (Test-Path $RegistryPath) { Remove-ItemProperty -Path $RegistryPath -Name $valueName -ErrorAction SilentlyContinue Write-Host " Removed registry value: $valueName" -ForegroundColor Green } return $true } catch { Write-Host " Error during revert: # Control: O365-OU-000003 - Security setting for macros must warn for signed and disable unsigned macros in Outlook #Requires -Version 5.1 # DISA STIG Microsoft Office 365 ProPlus v3r3 param( [string]$RegistryPath = "HKCU:\Software\Policies\Microsoft\Office\16.0\OUTLOOK\Security", [switch]$Monitoring, [switch]$Remediation, [switch]$Revert, [switch]$WhatIf ) # Function for monitoring the control function Invoke-Monitoring { Write-Host "Monitoring O365-OU-000003: Security setting for macros must warn for signed and disable unsigned macros in Outlook" -ForegroundColor Green try { $valueName = "Level" $expectedValue = 3 # 3 = Warn for signed macros, disable unsigned macros # Check if registry path exists if (-not (Test-Path $RegistryPath)) { Write-Host "βœ— Registry path does not exist: $RegistryPath" -ForegroundColor Red return $false } # Check the current value $currentValue = Get-ItemProperty -Path $RegistryPath -Name $valueName -ErrorAction SilentlyContinue if ($currentValue -and $currentValue.$valueName -eq $expectedValue) { Write-Host "βœ“ Control compliant: Level = $expectedValue (Warn for signed, disable unsigned)" -ForegroundColor Green return $true } else { $actualValue = if ($currentValue) { $currentValue.$valueName } else { "Not Set" } Write-Host "βœ— Control non-compliant: Level = $actualValue (Expected: $expectedValue - Warn for signed, disable unsigned)" -ForegroundColor Red return $false } } catch { Write-Host "βœ— Error checking registry setting: $($_.Exception.Message)" -ForegroundColor Red return $false } } # Function for remediation function Invoke-Remediation { Write-Host "Remediating O365-OU-000003: Security setting for macros must warn for signed and disable unsigned macros in Outlook" -ForegroundColor Yellow try { # Check if registry path exists, create if not if (-not (Test-Path $RegistryPath)) { Write-Host "Creating registry path: $RegistryPath" -ForegroundColor Yellow New-Item -Path $RegistryPath -Force | Out-Null } # Set the registry value to warn for signed and disable unsigned macros $valueName = "Level" $expectedValue = 3 # 3 = Warn for signed macros, disable unsigned macros Set-ItemProperty -Path $RegistryPath -Name $valueName -Value $expectedValue -Type DWord -Force Write-Host "βœ“ Registry value set successfully: $valueName = $expectedValue (Warn for signed, disable unsigned)" -ForegroundColor Green # Verify the setting Start-Sleep -Seconds 1 $complianceResult = Invoke-Monitoring return $complianceResult } catch { Write-Host "βœ— Error configuring registry setting: $($_.Exception.Message)" -ForegroundColor Red return $false } } # Main execution if ($Monitoring) { $result = Invoke-Monitoring exit $(if ($result) { 0 } else { 1 }) } elseif ($Remediation) { $result = Invoke-Remediation exit $(if ($result) { 0 } else { 1 }) } else { Write-Host "Usage: .\security-setting-macros-warn-signed.ps1 [-Monitoring] [-Remediation]" -ForegroundColor Yellow Write-Host " -Monitoring: Check current compliance status" -ForegroundColor White Write-Host " -Remediation: Apply recommended configuration" -ForegroundColor White Write-Host "" Write-Host "Manual configuration:" -ForegroundColor Cyan Write-Host "Group Policy: User Configuration > Administrative Templates > Microsoft Outlook 2016" -ForegroundColor White Write-Host "> Outlook Options > Other > Advanced" -ForegroundColor White Write-Host "> Security setting for macros: Enabled: Warn for signed, disable unsigned" -ForegroundColor White } " -ForegroundColor Red return $false } } # Main execution try { if ($Monitoring) { $result = Invoke-Monitoring exit $(if ($result) { 0 } else { 1 }) } elseif ($Remediation) { $result = Invoke-Remediation exit $(if ($result) { 0 } else { 1 }) } else { Write-Host "Usage: .\security-setting-macros-warn-signed.ps1 [-Monitoring] [-Remediation]" -ForegroundColor Yellow Write-Host " -Monitoring: Check current compliance status" -ForegroundColor White Write-Host " -Remediation: Apply recommended configuration" -ForegroundColor White Write-Host "" Write-Host "Manual configuration:" -ForegroundColor Cyan Write-Host "Group Policy: User Configuration > Administrative Templates > Microsoft Outlook 2016" -ForegroundColor White Write-Host "> Outlook Options > Other > Advanced" -ForegroundColor White Write-Host "> Security setting for macros: Enabled: Warn for signed, disable unsigned" -ForegroundColor White } " -ForegroundColor Red exit 1 } " -ForegroundColor Red return $false } } # Main execution try { if ($Monitoring) { $result = Invoke-Monitoring exit $(if ($result) { 0 } else { 1 }) } elseif ($Remediation) { $result = Invoke-Remediation exit $(if ($result) { 0 } else { 1 }) } elseif ($Revert) { $result = Invoke-Revert exit $(if ($result) { 0 } else { 1 }) } else { Write-Host "Usage: [-Monitoring] [-Remediation] [-Revert] [-WhatIf]" -ForegroundColor Yellow } } catch { Write-Host "Script execution error: # Control: O365-OU-000003 - Security setting for macros must warn for signed and disable unsigned macros in Outlook #Requires -Version 5.1 # DISA STIG Microsoft Office 365 ProPlus v3r3 param( [string]$RegistryPath = "HKCU:\Software\Policies\Microsoft\Office\16.0\OUTLOOK\Security", [switch]$Monitoring, [switch]$Remediation, [switch]$Revert, [switch]$WhatIf ) # Function for monitoring the control function Invoke-Monitoring { Write-Host "Monitoring O365-OU-000003: Security setting for macros must warn for signed and disable unsigned macros in Outlook" -ForegroundColor Green try { $valueName = "Level" $expectedValue = 3 # 3 = Warn for signed macros, disable unsigned macros # Check if registry path exists if (-not (Test-Path $RegistryPath)) { Write-Host "βœ— Registry path does not exist: $RegistryPath" -ForegroundColor Red return $false } # Check the current value $currentValue = Get-ItemProperty -Path $RegistryPath -Name $valueName -ErrorAction SilentlyContinue if ($currentValue -and $currentValue.$valueName -eq $expectedValue) { Write-Host "βœ“ Control compliant: Level = $expectedValue (Warn for signed, disable unsigned)" -ForegroundColor Green return $true } else { $actualValue = if ($currentValue) { $currentValue.$valueName } else { "Not Set" } Write-Host "βœ— Control non-compliant: Level = $actualValue (Expected: $expectedValue - Warn for signed, disable unsigned)" -ForegroundColor Red return $false } } catch { Write-Host "βœ— Error checking registry setting: $($_.Exception.Message)" -ForegroundColor Red return $false } } # Function for remediation function Invoke-Remediation { Write-Host "Remediating O365-OU-000003: Security setting for macros must warn for signed and disable unsigned macros in Outlook" -ForegroundColor Yellow try { # Check if registry path exists, create if not if (-not (Test-Path $RegistryPath)) { Write-Host "Creating registry path: $RegistryPath" -ForegroundColor Yellow New-Item -Path $RegistryPath -Force | Out-Null } # Set the registry value to warn for signed and disable unsigned macros $valueName = "Level" $expectedValue = 3 # 3 = Warn for signed macros, disable unsigned macros Set-ItemProperty -Path $RegistryPath -Name $valueName -Value $expectedValue -Type DWord -Force Write-Host "βœ“ Registry value set successfully: $valueName = $expectedValue (Warn for signed, disable unsigned)" -ForegroundColor Green # Verify the setting Start-Sleep -Seconds 1 $complianceResult = Invoke-Monitoring return $complianceResult } catch { Write-Host "βœ— Error configuring registry setting: $($_.Exception.Message)" -ForegroundColor Red return $false } } # Main execution function Invoke-Revert { Write-Host "Reverting O365-OU-000003: Security setting for macros must warn for signed and disable unsigned macros in Outlook " -ForegroundColor Yellow try { if ($WhatIf) { Write-Host " [WhatIf] Would remove registry value" -ForegroundColor Cyan return $true } $valueName = "Level" if (Test-Path $RegistryPath) { Remove-ItemProperty -Path $RegistryPath -Name $valueName -ErrorAction SilentlyContinue Write-Host " Removed registry value: $valueName" -ForegroundColor Green } return $true } catch { Write-Host " Error during revert: # Control: O365-OU-000003 - Security setting for macros must warn for signed and disable unsigned macros in Outlook #Requires -Version 5.1 # DISA STIG Microsoft Office 365 ProPlus v3r3 param( [string]$RegistryPath = "HKCU:\Software\Policies\Microsoft\Office\16.0\OUTLOOK\Security", [switch]$Monitoring, [switch]$Remediation, [switch]$Revert, [switch]$WhatIf ) # Function for monitoring the control function Invoke-Monitoring { Write-Host "Monitoring O365-OU-000003: Security setting for macros must warn for signed and disable unsigned macros in Outlook" -ForegroundColor Green try { $valueName = "Level" $expectedValue = 3 # 3 = Warn for signed macros, disable unsigned macros # Check if registry path exists if (-not (Test-Path $RegistryPath)) { Write-Host "βœ— Registry path does not exist: $RegistryPath" -ForegroundColor Red return $false } # Check the current value $currentValue = Get-ItemProperty -Path $RegistryPath -Name $valueName -ErrorAction SilentlyContinue if ($currentValue -and $currentValue.$valueName -eq $expectedValue) { Write-Host "βœ“ Control compliant: Level = $expectedValue (Warn for signed, disable unsigned)" -ForegroundColor Green return $true } else { $actualValue = if ($currentValue) { $currentValue.$valueName } else { "Not Set" } Write-Host "βœ— Control non-compliant: Level = $actualValue (Expected: $expectedValue - Warn for signed, disable unsigned)" -ForegroundColor Red return $false } } catch { Write-Host "βœ— Error checking registry setting: $($_.Exception.Message)" -ForegroundColor Red return $false } } # Function for remediation function Invoke-Remediation { Write-Host "Remediating O365-OU-000003: Security setting for macros must warn for signed and disable unsigned macros in Outlook" -ForegroundColor Yellow try { # Check if registry path exists, create if not if (-not (Test-Path $RegistryPath)) { Write-Host "Creating registry path: $RegistryPath" -ForegroundColor Yellow New-Item -Path $RegistryPath -Force | Out-Null } # Set the registry value to warn for signed and disable unsigned macros $valueName = "Level" $expectedValue = 3 # 3 = Warn for signed macros, disable unsigned macros Set-ItemProperty -Path $RegistryPath -Name $valueName -Value $expectedValue -Type DWord -Force Write-Host "βœ“ Registry value set successfully: $valueName = $expectedValue (Warn for signed, disable unsigned)" -ForegroundColor Green # Verify the setting Start-Sleep -Seconds 1 $complianceResult = Invoke-Monitoring return $complianceResult } catch { Write-Host "βœ— Error configuring registry setting: $($_.Exception.Message)" -ForegroundColor Red return $false } } # Main execution if ($Monitoring) { $result = Invoke-Monitoring exit $(if ($result) { 0 } else { 1 }) } elseif ($Remediation) { $result = Invoke-Remediation exit $(if ($result) { 0 } else { 1 }) } else { Write-Host "Usage: .\security-setting-macros-warn-signed.ps1 [-Monitoring] [-Remediation]" -ForegroundColor Yellow Write-Host " -Monitoring: Check current compliance status" -ForegroundColor White Write-Host " -Remediation: Apply recommended configuration" -ForegroundColor White Write-Host "" Write-Host "Manual configuration:" -ForegroundColor Cyan Write-Host "Group Policy: User Configuration > Administrative Templates > Microsoft Outlook 2016" -ForegroundColor White Write-Host "> Outlook Options > Other > Advanced" -ForegroundColor White Write-Host "> Security setting for macros: Enabled: Warn for signed, disable unsigned" -ForegroundColor White } " -ForegroundColor Red return $false } } # Main execution try { if ($Monitoring) { $result = Invoke-Monitoring exit $(if ($result) { 0 } else { 1 }) } elseif ($Remediation) { $result = Invoke-Remediation exit $(if ($result) { 0 } else { 1 }) } else { Write-Host "Usage: .\security-setting-macros-warn-signed.ps1 [-Monitoring] [-Remediation]" -ForegroundColor Yellow Write-Host " -Monitoring: Check current compliance status" -ForegroundColor White Write-Host " -Remediation: Apply recommended configuration" -ForegroundColor White Write-Host "" Write-Host "Manual configuration:" -ForegroundColor Cyan Write-Host "Group Policy: User Configuration > Administrative Templates > Microsoft Outlook 2016" -ForegroundColor White Write-Host "> Outlook Options > Other > Advanced" -ForegroundColor White Write-Host "> Security setting for macros: Enabled: Warn for signed, disable unsigned" -ForegroundColor White } " -ForegroundColor Red exit 1 }

Risico zonder implementatie

Risico zonder implementatie
High: No auth tracking.

Management Samenvatting

Schakel in audit logging.