Run PowerShell Script from ADS
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About the rule
Rule Type
Standard
Rule Description
Detects PowerShell script execution from Alternate Data Stream (ADS)
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "Process started" AND PARENTPROCESSNAME endswith "\powershell.exe,\pwsh.exe" AND PROCESSNAME endswith "\powershell.exe,\pwsh.exe" AND (COMMANDLINE contains "Get-Content" AND COMMANDLINE contains "-Stream") select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME
Detection
Execution Mode
realtime
Log Sources
Windows
Author
Sergey Soldatov, Kaspersky Lab, oscd.community
