↳ GitHub sourceAnalytics ruleHigh
PROD (TM019.1) - TRUST - A new AD Trust has been established
Description
A new Trust has been established with the Forest or Domains. The other forest should have a Tier Model deployed.
- Rule type
- Scheduled
- Version
- 1.0.0
- Declared status
- Available
- Query frequency
- 1h
- Query period
- 1h
- Trigger
- gt 0
Declared MITRE coverage
Declared sources
Metadata from the source file. No dependencies inferred from KQL.
Connectors
Data types
KQL query
Original query, unchanged.
SecurityEvent
| where EventID == 5137 and EventData has '"ObjectClass">trustedDomain' and EventData has 'CN=System'
| extend ObjectName = extract("(?i)CN=([^,]+),(?i)CN=System", 1, EventData)
| extend ActivityType = extract("([a-zA-Z]+)\\.$", 1, Activity)
| extend Domain = extract("([^.]+\\.[^.]+)$", 1, Computer)
| project TimeGenerated
, ObjectName
, ActivityType
, Account
, Domain
, Computer
, Channel
, EventID
, EventData
Declared entities
Related content
Links established from declared identifiers and solution manifests.
Source provenance
GitHubDisplayed values come from files in Azure/Azure-Sentinel. They describe the published template, not your workspace configuration.
- Commit
9800e51↗- Source identifier
891315d2-e080-4ac8-af5a-50bae17f2d4d
GSTEP / CATALOG TRACKING
Added to catalog : 16 Sept 2026 · 05:49 UTC
Last change observed : 16 Sept 2026 · 05:49 UTC