alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET WEB_CLIENT Upatre Redirector Jan 23 2015"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/js/jquery-"; fast_pattern; startswith; content:".js"; endswith; pcre:"/^\/js\/jquery-\d+\.\d{2}\.\d{2}\.js$/"; http.referer; pcre:"/^[^\r\n]+?\.html?$/i"; classtype:trojan-activity; sid:2020304; rev:3; metadata:created_at 2015_01_23, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_18;)