Automated Collection Bookmarks Using Get-ChildItem PowerShell

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About the rule

Rule Type

Standard

Rule Description

Adversaries may enumerate browser bookmarks to learn more about compromised hosts. Browser bookmarks may reveal personal information about users (ex: banking sites, interests, social media, etc.) as well as details about internal network resources such as servers, tools/dashboards, or other related infrastructure.

Severity

Attention

Rule Requirement

Criteria

Action1: actionname = "PowerShell Script Block Logged" AND SCRIPTEXECUTED contains "Get-ChildItem" AND SCRIPTEXECUTED contains " -Recurse " AND SCRIPTEXECUTED contains " -Path " AND SCRIPTEXECUTED contains " -Filter Bookmarks" AND SCRIPTEXECUTED contains " -ErrorAction SilentlyContinue" AND SCRIPTEXECUTED contains " -Force" select Action1.HOSTNAME,Action1.MESSAGE,Action1.SCRIPTEXECUTED

Detection

Execution Mode

realtime

Log Sources

Windows

Author

frack113