Data Source: Azure Active Directory Invite external user

Date: 2025-01-23

ID: d3818bd5-f283-4518-8b67-df19240c3e40

Author: Patrick Bareiss, Splunk

Description

Logs an event when an external user is invited to join an Azure Active Directory tenant.

Details

Property	Value
Source	`Azure AD`
Sourcetype	`azure:monitor:aad`
Separator	operationName

Supported Apps

Splunk Add-on for Microsoft Cloud Services (version 5.5.0)

Event Fields

+ Fields

  <span class="pill kill-chain">_time</span>
  
  <span class="pill kill-chain">Level</span>
  
  <span class="pill kill-chain">callerIpAddress</span>
  
  <span class="pill kill-chain">category</span>
  
  <span class="pill kill-chain">correlationId</span>
  
  <span class="pill kill-chain">date_hour</span>
  
  <span class="pill kill-chain">date_mday</span>
  
  <span class="pill kill-chain">date_minute</span>
  
  <span class="pill kill-chain">date_month</span>
  
  <span class="pill kill-chain">date_second</span>
  
  <span class="pill kill-chain">date_wday</span>
  
  <span class="pill kill-chain">date_year</span>
  
  <span class="pill kill-chain">date_zone</span>
  
  <span class="pill kill-chain">durationMs</span>
  
  <span class="pill kill-chain">host</span>
  
  <span class="pill kill-chain">index</span>
  
  <span class="pill kill-chain">linecount</span>
  
  <span class="pill kill-chain">operationName</span>
  
  <span class="pill kill-chain">operationVersion</span>
  
  <span class="pill kill-chain">properties.activityDateTime</span>
  
  <span class="pill kill-chain">properties.activityDisplayName</span>
  
  <span class="pill kill-chain">properties.additionalDetails{}.key</span>
  
  <span class="pill kill-chain">properties.additionalDetails{}.value</span>
  
  <span class="pill kill-chain">properties.category</span>
  
  <span class="pill kill-chain">properties.correlationId</span>
  
  <span class="pill kill-chain">properties.id</span>
  
  <span class="pill kill-chain">properties.initiatedBy.user.displayName</span>
  
  <span class="pill kill-chain">properties.initiatedBy.user.id</span>
  
  <span class="pill kill-chain">properties.initiatedBy.user.ipAddress</span>
  
  <span class="pill kill-chain">properties.initiatedBy.user.userPrincipalName</span>
  
  <span class="pill kill-chain">properties.loggedByService</span>
  
  <span class="pill kill-chain">properties.operationType</span>
  
  <span class="pill kill-chain">properties.result</span>
  
  <span class="pill kill-chain">properties.resultReason</span>
  
  <span class="pill kill-chain">properties.targetResources{}.displayName</span>
  
  <span class="pill kill-chain">properties.targetResources{}.id</span>
  
  <span class="pill kill-chain">properties.targetResources{}.type</span>
  
  <span class="pill kill-chain">properties.targetResources{}.userPrincipalName</span>
  
  <span class="pill kill-chain">properties.userAgent</span>
  
  <span class="pill kill-chain">punct</span>
  
  <span class="pill kill-chain">resourceId</span>
  
  <span class="pill kill-chain">resultSignature</span>
  
  <span class="pill kill-chain">source</span>
  
  <span class="pill kill-chain">sourcetype</span>
  
  <span class="pill kill-chain">splunk_server</span>
  
  <span class="pill kill-chain">tenantId</span>
  
  <span class="pill kill-chain">time</span>
  
  <span class="pill kill-chain">timeendpos</span>
  
  <span class="pill kill-chain">timestartpos</span>
  
</div>

Example Log

1{"time": "2023-07-13T00:29:59.5100003Z", "resourceId": "/tenants/fc69e276-e9e8-4af9-9002-1e410d77244e/providers/Microsoft.aadiam", "operationName": "Invite external user", "operationVersion": "1.0", "category": "AuditLogs", "tenantId": "fc69e276-e9e8-4af9-9002-1e410d77244e", "resultSignature": "None", "durationMs": 0, "callerIpAddress": "40.126.4.40", "correlationId": "e7d580a6-eaac-4f82-843c-40b0b5f3cf99", "Level": 4, "properties": {"id": "Invited Users_e7d580a6-eaac-4f82-843c-40b0b5f3cf99_YNUMP_7291793", "category": "UserManagement", "correlationId": "e7d580a6-eaac-4f82-843c-40b0b5f3cf99", "result": "success", "resultReason": null, "activityDisplayName": "Invite external user", "activityDateTime": "2023-07-13T00:29:59.5100003+00:00", "loggedByService": "Invited Users", "operationType": "Add", "userAgent": null, "initiatedBy": {"user": {"id": "728989f4-eb3d-45c2-8741-2f2af4e485ce", "displayName": null, "userPrincipalName": "oopsr@splunkresearch.com", "ipAddress": "40.126.4.40", "roles": []}}, "targetResources": [{"id": "f416526a-17ee-4129-8ca9-f5ee55f69f34", "displayName": "oops", "type": "User", "userPrincipalName": "oops360_gmail.com#EXT#@strtadminsplunkresearch.onmicrosoft.com", "modifiedProperties": [], "administrativeUnits": []}], "additionalDetails": [{"key": "oid", "value": "728989f4-eb3d-45c2-8741-2f2af4e485ce"}, {"key": "tid", "value": "fc69e276-e9e8-4af9-9002-1e410d77244e"}, {"key": "ipaddr", "value": "2601:646:a000:200:c4db:f288:7e28:21b3"}, {"key": "wids", "value": "62e90394-69f5-4237-9190-012177145e10"}, {"key": "InvitationId", "value": "65c7d12f-c6f3-44f0-8fad-4f57a1020484"}, {"key": "invitedUserEmailAddress", "value": "oops360@gmail.com"}]}}

Source: GitHub | Version: 2