last sync: 2021-Sep-24 16:09:49 UTC

Azure Policy definition

[Deprecated]: Deploy prerequisites to audit Windows VMs configurations in 'System Audit Policies - Policy Change'

Name [Deprecated]: Deploy prerequisites to audit Windows VMs configurations in 'System Audit Policies - Policy Change'
Azure Portal
Id 97b595c8-fd10-400e-8543-28e2b9138b13
Version 1.2.0-deprecated
details on versioning
Category Guest Configuration
Microsoft docs
Description This policy creates a Guest Configuration assignment to audit Windows virtual machines with non-compliant settings in Group Policy category: 'System Audit Policies - Policy Change'. It also creates a system-assigned managed identity and deploys the VM extension for Guest Configuration. This policy should only be used along with its corresponding audit policy in an initiative. For more information on Guest Configuration policies, please visit https://aka.ms/gcpol
Mode Indexed
Type BuiltIn
Preview FALSE
Deprecated True
Effect Fixed: deployIfNotExists
Used RBAC Role
Role Name Role Id
Contributor b24988ac-6180-42a0-ab88-20f7382dd24c
History
Date/Time (UTC ymd) (i) Change type Change detail
2020-08-20 14:05:01 change Previous DisplayName: Deploy prerequisites to audit Windows VMs configurations in 'System Audit Policies - Policy Change'
2020-06-09 16:25:53 change Previous DisplayName: [Preview]: Deploy prerequisites to audit Windows VMs configurations in 'System Audit Policies - Policy Change'
2019-12-17 15:43:46 change Previous DisplayName: [Preview]: Deploy requirements to audit Windows VMs configurations in 'System Audit Policies - Policy Change'
Used in Initiatives
Initiative DisplayName Initiative Id Initiative Category State
[Deprecated]: Audit Windows VMs that do not match Azure compute security baseline settings d618d658-b2d0-410e-9e2e-bfbfd04d09fa Guest Configuration Deprecated
JSON
{
  "displayName": "[Deprecated]: Deploy prerequisites to audit Windows VMs configurations in 'System Audit Policies - Policy Change'",
  "policyType": "BuiltIn",
  "mode": "Indexed",
  "description": "This policy creates a Guest Configuration assignment to audit Windows virtual machines with non-compliant settings in Group Policy category: 'System Audit Policies - Policy Change'. It also creates a system-assigned managed identity and deploys the VM extension for Guest Configuration. This policy should only be used along with its corresponding audit policy in an initiative. For more information on Guest Configuration policies, please visit https://aka.ms/gcpol",
  "metadata": {
    "version": "1.2.0-deprecated",
    "category": "Guest Configuration",
    "requiredProviders": [
      "Microsoft.GuestConfiguration"
    ],
    "deprecated": true
  },
  "parameters": {
    "AuditAuthenticationPolicyChange": {
      "type": "String",
      "metadata": {
        "displayName": "Audit Authentication Policy Change",
        "description": "Specifies whether audit events are generated when changes are made to authentication policy. This setting is useful for tracking changes in domain-level and forest-level trust and privileges that are granted to user accounts or groups."
      },
      "allowedValues": [
        "No Auditing",
        "Success",
        "Failure",
        "Success and Failure"
      ],
      "defaultValue": "Success"
    },
    "AuditAuthorizationPolicyChange": {
      "type": "String",
      "metadata": {
        "displayName": "Audit Authorization Policy Change",
        "description": "Specifies whether audit events are generated for assignment and removal of user rights in user right policies, changes in security token object permission, resource attributes changes and Central Access Policy changes for file system objects."
      },
      "allowedValues": [
        "No Auditing",
        "Success",
        "Failure",
        "Success and Failure"
      ],
      "defaultValue": "No Auditing"
    }
  },
  "policyRule": {
    "if": {
      "anyOf": [
        {
          "allOf": [
            {
              "field": "type",
              "equals": "Microsoft.Compute/virtualMachines"
            },
            {
              "anyOf": [
                {
                  "field": "Microsoft.Compute/imagePublisher",
                  "in": [
                    "esri",
                    "incredibuild",
                    "MicrosoftDynamicsAX",
                    "MicrosoftSharepoint",
                    "MicrosoftVisualStudio",
                    "MicrosoftWindowsDesktop",
                    "MicrosoftWindowsServerHPCPack"
                  ]
                },
                {
                  "allOf": [
                    {
                      "field": "Microsoft.Compute/imagePublisher",
                      "equals": "MicrosoftWindowsServer"
                    },
                    {
                      "field": "Microsoft.Compute/imageSKU",
                      "notLike": "2008*"
                    }
                  ]
                },
                {
                  "allOf": [
                    {
                      "field": "Microsoft.Compute/imagePublisher",
                      "equals": "MicrosoftSQLServer"
                    },
                    {
                      "field": "Microsoft.Compute/imageOffer",
                      "notLike": "SQL2008*"
                    }
                  ]
                },
                {
                  "allOf": [
                    {
                      "field": "Microsoft.Compute/imagePublisher",
                      "equals": "microsoft-dsvm"
                    },
                    {
                      "field": "Microsoft.Compute/imageOffer",
                      "equals": "dsvm-windows"
                    }
                  ]
                },
                {
                  "allOf": [
                    {
                      "field": "Microsoft.Compute/imagePublisher",
                      "equals": "microsoft-ads"
                    },
                    {
                      "field": "Microsoft.Compute/imageOffer",
                      "in": [
                        "standard-data-science-vm",
                        "windows-data-science-vm"
                      ]
                    }
                  ]
                },
                {
                  "allOf": [
                    {
                      "field": "Microsoft.Compute/imagePublisher",
                      "equals": "batch"
                    },
                    {
                      "field": "Microsoft.Compute/imageOffer",
                      "equals": "rendering-windows2016"
                    }
                  ]
                },
                {
                  "allOf": [
                    {
                      "field": "Microsoft.Compute/imagePublisher",
                      "equals": "center-for-internet-security-inc"
                    },
                    {
                      "field": "Microsoft.Compute/imageOffer",
                      "like": "cis-windows-server-201*"
                    }
                  ]
                },
                {
                  "allOf": [
                    {
                      "field": "Microsoft.Compute/imagePublisher",
                      "equals": "pivotal"
                    },
                    {
                      "field": "Microsoft.Compute/imageOffer",
                      "like": "bosh-windows-server*"
                    }
                  ]
                },
                {
                  "allOf": [
                    {
                      "field": "Microsoft.Compute/imagePublisher",
                      "equals": "cloud-infrastructure-services"
                    },
                    {
                      "field": "Microsoft.Compute/imageOffer",
                      "like": "ad*"
                    }
                  ]
                },
                {
                  "allOf": [
                    {
                      "anyOf": [
                        {
                          "field": "Microsoft.Compute/virtualMachines/osProfile.windowsConfiguration",
                          "exists": "true"
                        },
                        {
                          "field": "Microsoft.Compute/virtualMachines/storageProfile.osDisk.osType",
                          "like": "Windows*"
                        }
                      ]
                    },
                    {
                      "anyOf": [
                        {
                          "field": "Microsoft.Compute/imageSKU",
                          "exists": "false"
                        },
                        {
                          "allOf": [
                            {
                              "field": "Microsoft.Compute/imageSKU",
                              "notLike": "2008*"
                            },
                            {
                              "field": "Microsoft.Compute/imageOffer",
                              "notLike": "SQL2008*"
                            }
                          ]
                        }
                      ]
                    }
                  ]
                }
              ]
            }
          ]
        },
        {
          "allOf": [
            {
              "field": "type",
              "equals": "Microsoft.HybridCompute/machines"
            },
            {
              "field": "Microsoft.HybridCompute/imageOffer",
              "like": "windows*"
            }
          ]
        }
      ]
    },
    "then": {
      "effect": "deployIfNotExists",
      "details": {
        "roleDefinitionIds": [
          "/providers/microsoft.authorization/roleDefinitions/b24988ac-6180-42a0-ab88-20f7382dd24c"
        ],
        "type": "Microsoft.GuestConfiguration/guestConfigurationAssignments",
        "name": "AzureBaseline_SystemAuditPoliciesPolicyChange",
        "existenceCondition": {
          "field": "Microsoft.GuestConfiguration/guestConfigurationAssignments/parameterHash",
          "equals": "[base64(concat('Audit Authentication Policy Change;ExpectedValue', '=', parameters('AuditAuthenticationPolicyChange'), ',', 'Audit Authorization Policy Change;ExpectedValue', '=', parameters('AuditAuthorizationPolicyChange')))]"
        },
        "deployment": {
          "properties": {
            "mode": "incremental",
            "parameters": {
              "vmName": {
                "value": "[field('name')]"
              },
              "location": {
                "value": "[field('location')]"
              },
              "type": {
                "value": "[field('type')]"
              },
              "configurationName": {
                "value": "AzureBaseline_SystemAuditPoliciesPolicyChange"
              },
              "AuditAuthenticationPolicyChange": {
                "value": "[parameters('AuditAuthenticationPolicyChange')]"
              },
              "AuditAuthorizationPolicyChange": {
                "value": "[parameters('AuditAuthorizationPolicyChange')]"
              }
            },
            "template": {
              "$schema": "https://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json#",
              "contentVersion": "1.0.0.0",
              "parameters": {
                "vmName": {
                  "type": "string"
                },
                "location": {
                  "type": "string"
                },
                "type": {
                  "type": "string"
                },
                "configurationName": {
                  "type": "string"
                },
                "AuditAuthenticationPolicyChange": {
                  "type": "string"
                },
                "AuditAuthorizationPolicyChange": {
                  "type": "string"
                }
              },
              "resources": [
                {
                  "condition": "[equals(toLower(parameters('type')), toLower('microsoft.hybridcompute/machines'))]",
                  "apiVersion": "2018-11-20",
                  "type": "Microsoft.HybridCompute/machines/providers/guestConfigurationAssignments",
                  "name": "[concat(parameters('vmName'), '/Microsoft.GuestConfiguration/', parameters('configurationName'))]",
                  "location": "[parameters('location')]",
                  "properties": {
                    "guestConfiguration": {
                      "name": "[parameters('configurationName')]",
                      "version": "1.*",
                      "configurationParameter": [
                        {
                          "name": "Audit Authentication Policy Change;ExpectedValue",
                          "value": "[parameters('AuditAuthenticationPolicyChange')]"
                        },
                        {
                          "name": "Audit Authorization Policy Change;ExpectedValue",
                          "value": "[parameters('AuditAuthorizationPolicyChange')]"
                        }
                      ]
                    }
                  }
                },
                {
                  "condition": "[equals(toLower(parameters('type')), toLower('Microsoft.Compute/virtualMachines'))]",
                  "apiVersion": "2018-11-20",
                  "type": "Microsoft.Compute/virtualMachines/providers/guestConfigurationAssignments",
                  "name": "[concat(parameters('vmName'), '/Microsoft.GuestConfiguration/', parameters('configurationName'))]",
                  "location": "[parameters('location')]",
                  "properties": {
                    "guestConfiguration": {
                      "name": "[parameters('configurationName')]",
                      "version": "1.*",
                      "configurationParameter": [
                        {
                          "name": "Audit Authentication Policy Change;ExpectedValue",
                          "value": "[parameters('AuditAuthenticationPolicyChange')]"
                        },
                        {
                          "name": "Audit Authorization Policy Change;ExpectedValue",
                          "value": "[parameters('AuditAuthorizationPolicyChange')]"
                        }
                      ]
                    }
                  }
                },
                {
                  "condition": "[equals(toLower(parameters('type')), toLower('Microsoft.Compute/virtualMachines'))]",
                  "apiVersion": "2019-07-01",
                  "type": "Microsoft.Compute/virtualMachines",
                  "identity": {
                    "type": "SystemAssigned"
                  },
                  "name": "[parameters('vmName')]",
                  "location": "[parameters('location')]"
                },
                {
                  "condition": "[equals(toLower(parameters('type')), toLower('Microsoft.Compute/virtualMachines'))]",
                  "apiVersion": "2019-07-01",
                  "name": "[concat(parameters('vmName'), '/AzurePolicyforWindows')]",
                  "type": "Microsoft.Compute/virtualMachines/extensions",
                  "location": "[parameters('location')]",
                  "properties": {
                    "publisher": "Microsoft.GuestConfiguration",
                    "type": "ConfigurationforWindows",
                    "typeHandlerVersion": "1.1",
                    "autoUpgradeMinorVersion": true,
                    "settings": {},
                    "protectedSettings": {}
                  },
                  "dependsOn": [
                    "[concat('Microsoft.Compute/virtualMachines/',parameters('vmName'),'/providers/Microsoft.GuestConfiguration/guestConfigurationAssignments/',parameters('configurationName'))]"
                  ]
                }
              ]
            }
          }
        }
      }
    }
  }
}