Potential Chrome Frame Helper DLL Sideloading

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About the rule

Rule Type

Standard

Rule Description

Detects potential DLL sideloading of "chrome_frame_helper.dll"

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "sa_imageloaded" AND OBJECTNAME endswith "\chrome_frame_helper.dll" AND OBJECTNAME notstartswith "C:\Program Files\Google\Chrome\Application\,C:\Program Files (x86)\Google\Chrome\Application" AND OBJECTNAME notcontains "\AppData\local\Google\Chrome\Application" select Action1.HOSTNAME,Action1.MESSAGE,Action1.PROCESSNAME,Action1.PRODUCT_NAME,Action1.OBJECTNAME

Detection

Execution Mode

realtime

Log Sources

Windows

Author

Nasreddine Bencherchali (Nextron Systems), Wietze Beukema (project and research)