IE ZoneMap Setting Downgraded To MyComputer Zone For HTTP Protocols Via CLI
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About the rule
Rule Type
Standard
Rule Description
Detects changes to Internet Explorer's (IE / Windows Internet properties) ZoneMap configuration of the "HTTP" and "HTTPS" protocols to point to the "My Computer" zone. This allows downloaded files from the Internet to be granted the same level of trust as files stored locally.
Severity
Trouble
Rule Requirement
Criteria
Action1: actionname = "Process started" AND COMMANDLINE contains "\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProtocolDefaults" AND COMMANDLINE contains "http" AND COMMANDLINE contains " 0" select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME
Detection
Execution Mode
realtime
Log Sources
Windows
Author
Nasreddine Bencherchali (Nextron Systems)
