Empty Sender Phish Delivered to Inbox

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This query detects delivered phishing emails where the Sender is empty based on recently observed campaigns.

Attribute Value
Type Hunting Query
Solution GitHub Only
ID c853b6d9-b33b-4172-8b18-e95e8d902e31
Tactics InitialAccess
Techniques T1566
Required Connectors MicrosoftThreatProtection
Source [View on GitHub](https://github.com/Azure/Azure-Sentinel/blob/master/Hunting Queries/Microsoft%20365%20Defender/Email%20and%20Collaboration%20Queries/Custom%20Detections/Empty%20Sender%20Phish%20Delivered%20to%20Inbox.yaml)

Tables Used

This content item queries data from the following tables:

Table Selection Criteria Transformations Ingestion API Lake-Only
EmailEvents DeliveryAction != "Blocked"
EmailDirection == "Inbound"
SenderIPv4 startswith "27.121.5."
SenderMailFromAddress == "<>"
✓ ✗ ✓

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