SQL Server Lateral Movement with CLR Activation

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About the rule

Rule Type

Standard

Rule Description

Detects scenarios where an attacker enables CLR (Common Language Runtime with .NET) to abuse stored procedures in order to move laterally.

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "sa_sql_configuration_change" AND (OBJECTNAME contains "clr enabled") select Action1.USERNAME,Action1.MESSAGE,Action1.DOMAIN,Action1.HOSTNAME,Action1.OBJECTNAME,Action1.OLDVALUE,Action1.NEWVALUE

Detection

Execution Mode

Realtime

Log Sources

SQL Server