User Account Created Using Incorrect Naming Format

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'This query looks for accounts being created where the name does not match a defined pattern. Attackers may attempt to add accounts as a means of establishing persistant access to an environment, looking for anomalies in created accounts may help identify illegitimately created accounts. Created accounts should be investigated to ensure they were legitimated created. The user_regex field in the query needs to be populated with the expected pattern for the environment before deployment. R

Attribute Value
Type Analytic Rule
Solution Standalone Content
ID ee55dc85-d2da-48c1-a6c0-3eaee62a8d56
Severity Low
Kind Scheduled
Tactics Persistence
Techniques T1136.003
Required Connectors AzureActiveDirectory
Source View on GitHub

Tables Used

This content item queries data from the following tables:

Table Selection Criteria Transformations Ingestion API Lake-Only
AuditLogs OperationName == "Add user" ?

Associated Connectors

The following connectors provide data for this content item:

Connector Solution
AzureActiveDirectory Microsoft Entra ID

Solutions: Microsoft Entra ID


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