Files uploaded to teams and access summary

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This hunting queries identifies files uploaded to SharePoint via a Teams chat and summarizes users and IP addresses that have accessed these files. This allows for identification of anomolous file sharing patterns.

Attribute Value
Type Hunting Query
Solution Microsoft 365
ID 90e198a9-efb6-4719-ad89-81b8e93633a7
Tactics InitialAccess, Exfiltration
Techniques T1199, T1102, T1078
Required Connectors Office365
Source View on GitHub

Tables Used

This content item queries data from the following tables:

Table Selection Criteria Transformations Ingestion API Lake-Only
OfficeActivity RecordType == "SharePointFileOperation" ?

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