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MediumMicrosoft Sentinel analytics

Brute Force Attack against GitHub Account

Attackers who are trying to guess your users' passwords or use brute-force methods to get in. If your organization is using SSO with Microsoft Entra ID, authentication logs to GitHub.com will be generated. Using the…

Description

Attackers who are trying to guess your users' passwords or use brute-force methods to get in. If your organization is using SSO with Microsoft Entra ID, authentication logs to GitHub.com will be generated. Using the following query can help you identify a sudden increase in failed logon attempt of users.

Detection logic

Detection requirements

Platform
ContainersESXiIaaSIdentity ProviderLinuxmacOSNetwork DevicesOffice SuiteSaaSWindows

The rule states no platform. This is derived from the ATT&CK technique it maps to.

Log source product
azureactivedirectory
Log source service
aadnoninteractiveusersigninlogssigninlogs

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