Import New Module Via PowerShell CommandLine
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About the rule
Rule Type
Standard
Rule Description
Detects usage of the "Import-Module" cmdlet in order to add new Cmdlets to the current PowerShell session
Severity
Attention
Rule Requirement
Criteria
Action1:
actionname = "Process started" AND ((PROCESSNAME endswith "\powershell.exe,\pwsh.exe" OR ORIGINALFILENAME = "PowerShell.EXE,pwsh.dll") AND COMMANDLINE contains "Import-Module ,ipmo ") AND (PARENTPROCESSNAME notcontains ":\Program Files\WindowsApps\Microsoft.WindowsTerminal_,:\Windows\System32\cmd.exe" OR (COMMANDLINE notcontains ":\Program Files\Microsoft Visual Studio" OR COMMANDLINE notcontains "Tools\Microsoft.VisualStudio.DevShell.dll"))
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
Nasreddine Bencherchali (Nextron Systems)
