Find out who modified an object in SQL Server

SELECT I.*

FROM

sys.traces T

CROSS Apply ::fn_trace_gettable(T.path, T.max_files) I

Join sys.trace_events E On I.eventclass = E.trace_event_id

Where T.id = 1 And

E.name = 'Object:Altered' and ObjectName like '%UAC_AdminAccess%'