alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED Flashpack Redirect Method 3"; flow:established,to_server; content:"POST"; http_method; content:!"/gateway.php"; http_uri; content:"gate"; http_uri; fast_pattern:only; content:".php"; http_uri; content:".swf"; http_header; pcre:"/^Referer\x3a[^\r\n]+\.swf/Hmi"; classtype:trojan-activity; sid:2019325; rev:9; metadata:created_at 2014_09_30, signature_severity Unknown, updated_at 2019_07_26;)