alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Cygo Checkin"; flow:established,to_server; content:"/count.php?"; nocase; http_uri; content:"type="; nocase; http_uri; content:"partner="; nocase; http_uri; content:"&mac="; nocase; http_uri; content:"ver="; nocase; http_uri; classtype:command-and-control; sid:2007955; rev:5; metadata:created_at 2010_07_30, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)