alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Poweliks.A Checkin 2"; flow:established,to_server; threshold:type limit, track by_src, seconds 60, count 1; http.method; content:"GET"; http.uri; content:"/query?version="; fast_pattern; content:"&sid="; content:"&builddate="; distance:0; content:"&q="; distance:0; content:"&ua="; content:"&lang="; content:"&wt="; content:"&lr="; distance:0; content:"&ls="; distance:0; http.header_names; to_lowercase; content:!"|0d 0a|user-agent|0d 0a|"; content:!"|0d 0a|accept"; content:!"|0d 0a|referer|0d 0a|"; classtype:command-and-control; sid:2019966; rev:5; metadata:created_at 2014_12_18, malware_family Win32_Poweliks_A, signature_severity Major, updated_at 2024_04_21;)