New rule: suspicious emails delivered in Microsoft 365#5846
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marcopedrinazzi wants to merge 4 commits intoSigmaHQ:masterfrom
Open
New rule: suspicious emails delivered in Microsoft 365#5846marcopedrinazzi wants to merge 4 commits intoSigmaHQ:masterfrom
marcopedrinazzi wants to merge 4 commits intoSigmaHQ:masterfrom
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swachchhanda000
approved these changes
Jan 30, 2026
rules/cloud/m365/audit/microsoft365_suspicious_email_delivered.yml
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Summary of the Pull Request
This pull request adds a rule to detect emails classified as suspicious by Microsoft Defender for Office 365 that got delivered
Changelog
new: Suspicious email delivered in Microsoft 365
Example Log Event
Screenshots from Purview:
Fixed Issues
SigmaHQ Rule Creation Conventions