Office365 Sharepoint File transfer above threshold
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About the rule
Rule Type
Standard
Rule Description
Detects instances of file transfers in SharePoint or OneDrive that exceed a defined threshold within a short timeframe.
Severity
Trouble
Rule Requirement
Criteria
Action1:
actionname = "DETECTION_ACTION_M365_FILE_TRANSFER"
| timewindow 15m
| groupby CALLER having COUNT >= 1000
select Action1.timewindow.TARGET_NAME,Action1.timewindow.RESOURCE,Action1.timewindow.FILETYPE,Action1.timewindow.TARGET,Action1.timewindow.IPADDRESS,Action1.timewindow.SIZE_I,Action1.timewindow.USERAGENT,Action1.timewindow.CALLER,Action1.timewindow.OPERATION
Detection
Execution Mode
realtime
Log Sources
Microsoft 365
