Login attempts using Legacy Auth

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This query identifies use of legacy authentication in Microsoft Entra ID sign-in activity, which can bypass Azure Conditional Access policies. It includes UEBA logs IdentityInfo and BehaviorAnalytics for context.

Attribute Value
Type Hunting Query
Solution Business Email Compromise - Financial Fraud
ID b7918a0a-c6fe-4b6d-9111-b0b0c477f1a8
Tactics InitialAccess, Persistence
Techniques T1078, T1098
Required Connectors AzureActiveDirectory, BehaviorAnalytics, BehaviorAnalytics
Source View on GitHub

Tables Used

This content item queries data from the following tables:

Table Selection Criteria Transformations Ingestion API Lake-Only
BehaviorAnalytics ActivityType in "FailedLogOn,LogOn" ?
IdentityInfo ?
SigninLogs

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