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LowMicrosoft Sentinel analytics

Failed sign-ins into LastPass due to MFA

This rule will check if a sign-in failed into LastPass due to MFA. An incident can indicate the potential brute forcing of a LastPass account. The use of MFA is identified by combining the sign-in logs, this rule…

Description

This rule will check if a sign-in failed into LastPass due to MFA. An incident can indicate the potential brute forcing of a LastPass account. The use of MFA is identified by combining the sign-in logs, this rule assumes LastPass is federated to Entra ID.

Detection logic

Detection requirements

Platform
ContainersESXiIaaSIdentity ProviderLinuxmacOSNetwork DevicesOffice SuiteSaaSWindows

The rule states no platform. This is derived from the 2 ATT&CK techniques it maps to.

Log source product
azureactivedirectorylastpass
Log source service
lastpassnativepoller_clsigninlogs

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