alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32.Banload.BTQP Checkin 1"; flow:established,to_server; http.method; content:"GET"; http.uri; content:".asp?IDPC="; fast_pattern; pcre:"/\.asp\?IDPC=[^\x26]*?\x26(?:Status=|Msg=)[^\x26]*?$/i"; http.user_agent; content:"Mozilla/3.0 (compatible|3b 20|Indy Library)"; http.header_names; content:!"Referer"; reference:md5,03092adccde639ba26ef2e192c49f62d; classtype:command-and-control; sid:2018649; rev:6; metadata:created_at 2014_07_08, signature_severity Major, updated_at 2020_09_24;)