alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED Unknown Trojan Checkin to CnC Server"; flow:established,to_server; content:"GET"; nocase; http_method; content:"/passport.asp?ID="; http_uri; content:"&fn="; http_uri; content:"&Var="; http_uri; classtype:command-and-control; sid:2013344; rev:5; metadata:created_at 2011_08_02, signature_severity Unknown, updated_at 2019_07_26;)