GrantHighPrivilegeAzureADRoleToIdentity.yaml

id: 7c4bdb51-daa8-4f0e-b185-f79e488794d1
name: Grant high privilege Azure AD role to identity
description: |
  'Identifies when a Azure AD user or other Azure AD identity is added to a high privilege Azure AD role'
severity: Medium
requiredDataConnectors:
  - connectorId: AuditLogs
    dataTypes:
      - AuditLogs
queryFrequency: 1d
queryPeriod: 1d
triggerOperator: gt
triggerThreshold: 0
tactics:
  - Persistence
relevantTechniques:
  - T1098
query: |
  let HighPrivRoles = dynamic(["Company Administrator","Privileged Authentication Administrator","Privileged Role Administrator"]);
  AuditLogs
  | where OperationName == "Add member to role"
  | mv-expand TargetResources
  | mv-expand TargetResources.modifiedProperties
  | where TargetResources_modifiedProperties.displayName == "Role.DisplayName"
  | extend TargetObjectId = TargetResources.id
  | extend TargetObjectDisplayName = TargetResources.displayName
  | extend InitiatedByUserPrincipalName = InitiatedBy.user.userPrincipalName
  | extend AddedToRole = replace_string(tostring(TargetResources_modifiedProperties.newValue),'"','')
  | where AddedToRole in~ (HighPrivRoles)
  | extend IPCustomEntity = todynamic(InitiatedBy).user.ipAddress
  | extend ServicePrincipalAppId = todynamic(TargetResources).modifiedProperties[5].displayName
  | project timestamp = TimeGenerated, IPCustomEntity, AccountCustomEntity=InitiatedByUserPrincipalName,TargetObjectId,TargetObjectDisplayName, AddedToRole
entityMappings:
  - entityType: Account
    fieldMappings:
      - identifier: FullName
        columnName: AccountCustomEntity
  - entityType: IP
    fieldMappings:
      - identifier: Address
        columnName: IPCustomEntity
version: 1.0.0
kind: Scheduled