PowerShell Script Run in AppData

Last updated on:

About the rule

Rule Type

Standard

Rule Description

Detects a suspicious command line execution that invokes PowerShell with reference to an AppData folder

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Process started" AND COMMANDLINE contains "powershell.exe,\powershell,\pwsh,pwsh.exe" AND ((COMMANDLINE contains "/c " AND COMMANDLINE contains "\AppData") AND COMMANDLINE contains "Local\,Roaming") select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME

Detection

Execution Mode

realtime

Log Sources

Windows

Author

Florian Roth (Nextron Systems), Jonhnathan Ribeiro, oscd.community