PowerShell or non-browser mailbox login activity

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Detects mailbox login from Exchange PowerShell. All accounts can use it by default, but admins can change it. Whitelist benign activities.

Attribute	Value
Type	Hunting Query
Solution	Microsoft 365
ID	49a4f65a-fe18-408e-afec-042fde93d3ce
Tactics	Execution, Persistence, Collection
Techniques	T1059, T1098, T1114
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	OfficeWorkload == "Exchange"	✓	✗	?

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