Powershell Executed From Headless ConHost Process
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About the rule
Rule Type
Standard
Rule Description
Detects the use of powershell commands from headless ConHost window. The "--headless" flag hides the windows from the user upon execution.
Severity
Trouble
Rule Requirement
Criteria
Action1:
actionname = "Process started" AND (PROCESSNAME endswith "\conhost.exe" OR ORIGINALFILENAME = "CONHOST.EXE") AND (COMMANDLINE contains "--headless" AND COMMANDLINE contains "powershell")
select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME,Action1.DOMAIN,Action1.ORIGINALFILENAME,Action1.PARENTPROCESSID,Action1.PROCESSID,Action1.PRODUCT_NAME,Action1.SECURITYID
Detection
Execution Mode
realtime
Log Sources
Windows
Author
Matt Anderson (Huntress)
