last sync: 2021-May-14 16:08:20 UTC

Azure Policy definition

Windows Defender Exploit Guard should be enabled on your machines

Name Windows Defender Exploit Guard should be enabled on your machines
Azure Portal
Id bed48b13-6647-468e-aa2f-1af1d3f4dd40
Version 1.1.1
details on versioning
Category Guest Configuration
Microsoft docs
Description Windows Defender Exploit Guard uses the Azure Policy Guest Configuration agent. Exploit Guard has four components that are designed to lock down devices against a wide variety of attack vectors and block behaviors commonly used in malware attacks while enabling enterprises to balance their security risk and productivity requirements (Windows only).
Mode Indexed
Type BuiltIn
Preview FALSE
Deprecated FALSE
Effect Default: AuditIfNotExists
Allowed: (AuditIfNotExists, Disabled)
Used RBAC Role none
History
Date/Time (UTC ymd) (i) Change type Change detail
2021-01-22 09:14:53 change Patch (1.1.0 > 1.1.1) *changes on text case sensitivity are not tracked
2020-09-16 13:09:49 change Previous DisplayName: Audit Windows VMs on which Windows Defender Exploit Guard is not enabled
2020-09-15 14:06:41 change Previous DisplayName: [Preview]: Audit Windows VMs on which Windows Defender Exploit Guard is not enabled
2020-03-17 09:22:59 add bed48b13-6647-468e-aa2f-1af1d3f4dd40
Used in Initiatives
Initiative DisplayName Initiative Id Initiative Category State
[Deprecated]: Azure Security Benchmark v2 bb522ac1-bc39-4957-b194-429bcd3bcb0b Regulatory Compliance Deprecated
[Preview]: New Zealand ISM Restricted d1a462af-7e6d-4901-98ac-61570b4ed22a Regulatory Compliance Preview
Azure Security Benchmark 1f3afdf9-d0c9-4c3d-847f-89da613e70a8 Security Center GA
JSON Changes

JSON
{
  "properties": {
    "displayName": "Windows Defender Exploit Guard should be enabled on your machines",
    "policyType": "BuiltIn",
    "mode": "Indexed",
    "description": "Windows Defender Exploit Guard uses the Azure Policy Guest Configuration agent. Exploit Guard has four components that are designed to lock down devices against a wide variety of attack vectors and block behaviors commonly used in malware attacks while enabling enterprises to balance their security risk and productivity requirements (Windows only).",
    "metadata": {
      "category": "Guest Configuration",
      "version": "1.1.1",
      "requiredProviders": [
        "Microsoft.GuestConfiguration"
      ],
      "guestConfiguration": {
        "name": "WindowsDefenderExploitGuard",
        "version": "1.*",
        "configurationParameter": {
        "NotAvailableMachineState": "[WindowsDefenderExploitGuard]WindowsDefenderExploitGuard1;NotAvailableMachineState"
        }
      }
    },
    "parameters": {
      "IncludeArcMachines": {
        "type": "String",
        "metadata": {
          "displayName": "Include Arc connected servers",
          "description": "By selecting this option, you agree to be charged monthly per Arc connected machine."
        },
        "allowedValues": [
          "true",
          "false"
        ],
        "defaultValue": "false"
      },
      "NotAvailableMachineState": {
        "type": "String",
        "metadata": {
          "displayName": "Status if Windows Defender is not available on machine",
          "description": "Windows Defender Exploit Guard is only available starting with Windows 10/Windows Server with update 1709. Setting this value to 'Non-Compliant' shows machines with older versions on which Windows Defender Exploit Guard is not available (such as Windows Server 2012 R2) as non-compliant. Setting this value to 'Compliant' shows these machines as compliant."
        },
        "allowedValues": [
          "Compliant",
          "Non-Compliant"
        ],
        "defaultValue": "Compliant"
      },
      "effect": {
        "type": "String",
        "metadata": {
          "displayName": "Effect",
          "description": "Enable or disable the execution of this policy"
        },
        "allowedValues": [
          "AuditIfNotExists",
          "Disabled"
        ],
        "defaultValue": "AuditIfNotExists"
      }
    },
    "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": [
              {
              "value": "[parameters('IncludeArcMachines')]",
                "equals": "true"
              },
              {
                "field": "type",
                "equals": "Microsoft.HybridCompute/machines"
              },
              {
                "field": "Microsoft.HybridCompute/imageOffer",
                "like": "windows*"
              }
            ]
          }
        ]
      },
      "then": {
      "effect": "[parameters('effect')]",
        "details": {
          "type": "Microsoft.GuestConfiguration/guestConfigurationAssignments",
          "name": "WindowsDefenderExploitGuard",
          "existenceCondition": {
            "allOf": [
              {
                "field": "Microsoft.GuestConfiguration/guestConfigurationAssignments/complianceStatus",
                "equals": "Compliant"
              },
              {
                "field": "Microsoft.GuestConfiguration/guestConfigurationAssignments/parameterHash",
              "equals": "[base64(concat('[WindowsDefenderExploitGuard]WindowsDefenderExploitGuard1;NotAvailableMachineState', '=', parameters('NotAvailableMachineState')))]"
              }
            ]
          }
        }
      }
    }
  },
  "id": "/providers/Microsoft.Authorization/policyDefinitions/bed48b13-6647-468e-aa2f-1af1d3f4dd40",
  "type": "Microsoft.Authorization/policyDefinitions",
  "name": "bed48b13-6647-468e-aa2f-1af1d3f4dd40"
}