alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Ares Activity (POST)"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/panel/connect.php?a="; startswith; fast_pattern; http.header_names; content:!"Referer"; reference:md5,372184b84d8a35ae1c5d756c69d1d0a2; classtype:trojan-activity; sid:2032947; rev:3; metadata:attack_target Client_Endpoint, created_at 2021_02_24, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_04_17;)