alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Delf Checkin via HTTP (7)"; flow:established,to_server; content:"POST"; nocase; http_method; content:".php?macros="; nocase; http_uri; content:"&botstatus="; http_uri; nocase; classtype:command-and-control; sid:2008090; rev:6; metadata:created_at 2010_07_30, signature_severity Major, updated_at 2019_07_26;)