alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET WEB_CLIENT Upatre Redirector Jan 23 2015"; flow:established,to_server; content:"GET"; http_method; content:"/js/jquery-"; http_uri; fast_pattern:only; pcre:"/^\/js\/jquery-\d+\.\d{2}\.\d{2}\.js$/U"; content:"Referer|3a|"; pcre:"/^[^\r\n]+?\.html?\r?$/Rmi"; classtype:trojan-activity; sid:2020304; rev:2; metadata:created_at 2015_01_23, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)