↳ GitHub sourceAnalytics ruleLow
Multiple Teams deleted by a single user
Description
'This detection flags the occurrences of deleting multiple teams within an hour.
This data is a part of Office 365 Connector in Microsoft Sentinel.'
- Rule type
- Scheduled
- Version
- 2.0.4
- Declared status
- Available
- Query frequency
- 1d
- Query period
- 1d
- 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.
// Adjust this value to change how many Teams should be deleted before including
let max_delete_count = 3;
// Adjust this value to change the timewindow the query runs over
OfficeActivity
| where OfficeWorkload =~ "MicrosoftTeams"
| where Operation =~ "TeamDeleted"
| summarize StartTime = min(TimeGenerated), EndTime = max(TimeGenerated), DeletedTeams = make_set(TeamName, 1000) by UserId
| where array_length(DeletedTeams) > max_delete_count
| extend AccountName = tostring(split(UserId, "@")[0]), AccountUPNSuffix = tostring(split(UserId, "@")[1])
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
173f8699-6af5-484a-8b06-8c47ba89b380
GSTEP / CATALOG TRACKING
Added to catalog : 16 Sept 2026 · 05:49 UTC
Last change observed : 16 Sept 2026 · 05:49 UTC