alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE ZeuS Post to C&C footer.php"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/footer.php"; http.header_names; content:!"Accept-"; classtype:command-and-control; sid:2016328; rev:3; metadata:created_at 2013_02_01, signature_severity Major, updated_at 2020_08_04;)