Azure RBAC Elevate Access

AuditLogs
| where Category =~ "AzureRBACRoleManagementElevateAccess"
| where ActivityDisplayName =~ "User has elevated their access to User Access Administrator for their Azure Resources"
| extend Actor = tostring(InitiatedBy.user.userPrincipalName)
| extend IPAddress = tostring(InitiatedBy.user.ipAddress) 
| project
    TimeGenerated,
    Actor,
    OperationName,
    IPAddress,
    Result,
    LoggedByService

triggerThreshold: 0
alertRuleTemplateName: 
entityMappings:
- entityType: Account
  fieldMappings:
  - columnName: Actor
    identifier: Name
- entityType: IP
  fieldMappings:
  - columnName: IPAddress
    identifier: Address
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft Entra ID/Analytic Rules/AzureRBAC.yaml
requiredDataConnectors:
- dataTypes:
  - AuditLogs
  connectorId: AzureActiveDirectory
queryPeriod: 2h
id: 132fdff4-c044-4855-a390-c1b71e0f833b
relevantTechniques:
- T1078
triggerOperator: GreaterThan
name: Azure RBAC (Elevate Access)
description: |
    'Detects when a Global Administrator elevates access to all subscriptions and management groups in a tenant. When a Global Administrator elevates access they are assigned the User Access Administrator role at root scope. This Microsoft Sentinel Analytic Rule monitors who has elevated access in your tenant so that admins can take appropriate action. [Learn more](https://learn.microsoft.com/en-us/azure/role-based-access-control/elevate-access-global-admin?tabs=azure-portal)'
kind: Scheduled
query: |
  AuditLogs
  | where Category =~ "AzureRBACRoleManagementElevateAccess"
  | where ActivityDisplayName =~ "User has elevated their access to User Access Administrator for their Azure Resources"
  | extend Actor = tostring(InitiatedBy.user.userPrincipalName)
  | extend IPAddress = tostring(InitiatedBy.user.ipAddress) 
  | project
      TimeGenerated,
      Actor,
      OperationName,
      IPAddress,
      Result,
      LoggedByService  
version: 1.0.0
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    reopenClosedIncident: false
    matchingMethod: AllEntities
    lookbackDuration: PT5H
    groupByAlertDetails: []
    groupByEntities: []
    groupByCustomDetails: []
    enabled: false
suppressionEnabled: false
severity: High
queryFrequency: 2h
eventGroupingSettings:
  aggregationKind: SingleAlert
tactics:
- PrivilegeEscalation
enabled: true
suppressionDuration: PT5H

{
  "$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/132fdff4-c044-4855-a390-c1b71e0f833b')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/132fdff4-c044-4855-a390-c1b71e0f833b')]",
      "properties": {
        "alertRuleTemplateName": "132fdff4-c044-4855-a390-c1b71e0f833b",
        "customDetails": null,
        "description": "'Detects when a Global Administrator elevates access to all subscriptions and management groups in a tenant. When a Global Administrator elevates access they are assigned the User Access Administrator role at root scope. This Microsoft Sentinel Analytic Rule monitors who has elevated access in your tenant so that admins can take appropriate action. [Learn more](https://learn.microsoft.com/en-us/azure/role-based-access-control/elevate-access-global-admin?tabs=azure-portal)'\n",
        "displayName": "Azure RBAC (Elevate Access)",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "Actor",
                "identifier": "Name"
              }
            ]
          },
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "IPAddress",
                "identifier": "Address"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": false,
            "groupByAlertDetails": [],
            "groupByCustomDetails": [],
            "groupByEntities": [],
            "lookbackDuration": "PT5H",
            "matchingMethod": "AllEntities",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft Entra ID/Analytic Rules/AzureRBAC.yaml",
        "query": "AuditLogs\n| where Category =~ \"AzureRBACRoleManagementElevateAccess\"\n| where ActivityDisplayName =~ \"User has elevated their access to User Access Administrator for their Azure Resources\"\n| extend Actor = tostring(InitiatedBy.user.userPrincipalName)\n| extend IPAddress = tostring(InitiatedBy.user.ipAddress) \n| project\n    TimeGenerated,\n    Actor,\n    OperationName,\n    IPAddress,\n    Result,\n    LoggedByService\n",
        "queryFrequency": "PT2H",
        "queryPeriod": "PT2H",
        "severity": "High",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "PrivilegeEscalation"
        ],
        "techniques": [
          "T1078"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}