alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Variant.Kazy.174106 Checkin"; flow:established,to_server; http.method; content:"GET"; http.uri; content:".php?T="; http.user_agent; content:"Tesla"; fast_pattern; startswith; reference:md5,ff7a263e89ff01415294470e1e52c010; classtype:command-and-control; sid:2016939; rev:5; metadata:created_at 2013_05_29, signature_severity Major, updated_at 2020_11_05;)