Discovery of a System Time

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About the rule

Rule Type

Standard

Rule Description

Identifies use of various commands to query a systems time. This technique may be used before executing a scheduled task or to discover the time zone of a target system.

Severity

Attention

Rule Requirement

Criteria

Action1: actionname = "Process started" AND (PROCESSNAME endswith "\net.exe,\net1.exe" AND COMMANDLINE contains "time") OR (PROCESSNAME endswith "\w32tm.exe" AND COMMANDLINE contains "tz") select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME

Detection

Execution Mode

realtime

Log Sources

Windows

Author

E.M. Anhaus (originally from Atomic Blue Detections, Endgame), oscd.community