alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Trojan Sinowal/Torpig Phoning Home"; flow:established,to_server; http.method; content:"GET"; http.uri; content:"/ld/"; fast_pattern; content:".php"; content:"id="; content:"&n="; content:"&try="; classtype:trojan-activity; sid:2008580; rev:6; metadata:created_at 2010_07_30, signature_severity Major, updated_at 2024_03_17;)