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

entityMappings:
- entityType: Account
  fieldMappings:
  - columnName: Actor
    identifier: Name
- entityType: IP
  fieldMappings:
  - columnName: IPAddress
    identifier: Address
status: Available
tactics:
- PrivilegeEscalation
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    enabled: false
    lookbackDuration: PT5H
    matchingMethod: AllEntities
    reopenClosedIncident: false
queryPeriod: 2h
queryFrequency: 2h
requiredDataConnectors:
- connectorId: AzureActiveDirectory
  dataTypes:
  - AuditLogs
severity: High
relevantTechniques:
- T1078
name: Azure RBAC (Elevate Access)
alertRuleTemplateName: 
kind: Scheduled
enabled: true
eventGroupingSettings:
  aggregationKind: SingleAlert
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)'
triggerOperator: gt
suppressionDuration: PT5H
id: 132fdff4-c044-4855-a390-c1b71e0f833b
version: 1.0.2
triggerThreshold: 0
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft%20Entra%20ID/Analytic%20Rules/AzureRBAC.yaml
suppressionEnabled: false
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

{
  "$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": null,
        "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,
            "lookbackDuration": "PT5H",
            "matchingMethod": "AllEntities",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft%20Entra%20ID/Analytic%20Rules/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",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "PrivilegeEscalation"
        ],
        "techniques": [
          "T1078"
        ],
        "templateVersion": "1.0.2",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}