Rule History

alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE ProxyBox - HTTP CnC - .com.tw/check_version.php"; flow:established,to_server; http.uri; content:"/check_version.php"; content:"&version="; http.host; content:".com.tw"; endswith; reference:url,www.symantec.com/security_response/writeup.jsp?docid=2012-071005-4515-99&tabid=2; classtype:command-and-control; sid:2015503; rev:3; metadata:created_at 2012_07_21, signature_severity Major, updated_at 2020_04_22;)