Netsh Allow Group Policy on Microsoft Defender Firewall
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About the rule
Rule Type
Standard
Rule Description
Adversaries may modify system firewalls in order to bypass controls limiting network usage
Severity
Trouble
Rule Requirement
Criteria
Action1:
actionname = "Process started" AND (PROCESSNAME endswith "\netsh.exe" OR ORIGINALFILENAME = "netsh.exe") AND (COMMANDLINE contains "advfirewall" AND COMMANDLINE contains "firewall" AND COMMANDLINE contains "set" AND COMMANDLINE contains "rule" AND COMMANDLINE contains "group=" AND COMMANDLINE contains "new" AND COMMANDLINE contains "enable=Yes")
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
frack113
