{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "apiVersion": "2024-01-01-preview",
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/2a09f8cb-deb7-4c40-b08b-9137667f1c0b')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/2a09f8cb-deb7-4c40-b08b-9137667f1c0b')]",
      "properties": {
        "alertRuleTemplateName": "2a09f8cb-deb7-4c40-b08b-9137667f1c0b",
        "customDetails": null,
        "description": "'Detects a user being added to a new privileged role. Monitor these additions to ensure the users are made eligible for these roles are intended to have these levels of access.\n  Ref: https://docs.microsoft.com/azure/active-directory/fundamentals/security-operations-privileged-accounts#changes-to-privileged-accounts'\n",
        "displayName": "User Added to Admin Role",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "TargetUserPrincipalName",
                "identifier": "FullName"
              },
              {
                "columnName": "TargetAccountName",
                "identifier": "Name"
              },
              {
                "columnName": "TargetAccountUPNSuffix",
                "identifier": "UPNSuffix"
              }
            ]
          },
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "TargetAadUserId",
                "identifier": "AadUserId"
              }
            ]
          },
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "InitiatingUserPrincipalName",
                "identifier": "FullName"
              },
              {
                "columnName": "InitiatingAccountName",
                "identifier": "Name"
              },
              {
                "columnName": "InitiatingAccountUPNSuffix",
                "identifier": "UPNSuffix"
              }
            ]
          },
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "InitiatingAadUserId",
                "identifier": "AadUserId"
              }
            ]
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Business%20Email%20Compromise%20-%20Financial%20Fraud/Analytic%20Rules/UserAddedtoAdminRole.yaml",
        "query": "AuditLogs\n  | where OperationName in (\"Add eligible member (permanent)\", \"Add eligible member (eligible)\", \"Add member to role\")\n  | mv-apply TargetResource = TargetResources on \n  (\n      where TargetResource.type =~ \"User\"\n      | extend Target = tostring(TargetResource.userPrincipalName),\n               props = TargetResource.modifiedProperties\n  )\n  | mv-apply Property = props on \n  (\n      where Property.displayName =~ \"Role.DisplayName\"\n      | extend RoleName = trim('\"',tostring(Property.newValue))\n  )\n  | where RoleName contains \"admin\"\n  | extend InitiatingAppName = tostring(InitiatedBy.app.displayName)\n  | extend InitiatingAppServicePrincipalId = tostring(InitiatedBy.app.servicePrincipalId)\n  | extend InitiatingUserPrincipalName = tostring(InitiatedBy.user.userPrincipalName)\n  | extend InitiatingAadUserId = tostring(InitiatedBy.user.id)\n  | extend InitiatingIPAddress = tostring(InitiatedBy.user.ipAddress)\n  | extend InitiatedBy = iif(isnotempty(InitiatingAppName), InitiatingAppName, InitiatingUserPrincipalName)\n  | extend TargetUserPrincipalName = iff(OperationName==\"Add member to role\",tostring(TargetResources[0].userPrincipalName),tostring(TargetResources[2].userPrincipalName))\n  | extend TargetAadUserId = iff(OperationName==\"Add member to role\", tostring(TargetResources[0].id), tostring(TargetResources[2].id))\n  | extend AddedUser = TargetUserPrincipalName\n  | extend TargetAccountName = tostring(split(TargetUserPrincipalName, \"@\")[0]), TargetAccountUPNSuffix = tostring(split(TargetUserPrincipalName, \"@\")[1])\n  | extend InitiatingAccountName = tostring(split(InitiatingUserPrincipalName, \"@\")[0]), InitiatingAccountUPNSuffix = tostring(split(InitiatingUserPrincipalName, \"@\")[1])\n  | project-reorder TimeGenerated, AddedUser, RoleName, InitiatedBy\n",
        "queryFrequency": "P1D",
        "queryPeriod": "P1D",
        "severity": "Low",
        "subTechniques": [
          "T1078.004"
        ],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "PrivilegeEscalation"
        ],
        "tags": [
          "AADSecOpsGuide"
        ],
        "techniques": [
          "T1078"
        ],
        "templateVersion": "1.0.4",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}