alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Vawtrak/NeverQuest - Post Data Form 01"; flow:established,to_server; http.method; content:"POST"; nocase; http.uri; content:"/post.aspx?"; fast_pattern; pcre:"/^\/post\.aspx\?[^&]+=[0-9]{9,10}$/"; http.header_names; to_lowercase; content:!"|0d 0a|referer|0d 0a|"; classtype:trojan-activity; sid:2018425; rev:6; metadata:created_at 2014_04_28, signature_severity Major, updated_at 2024_04_28;)