alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE HackTool.Linux.SSHBRUTE.A Haiduc Initial Compromise C2 POST"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/info.php"; http.user_agent; content:"curl/"; fast_pattern; http.request_body; content:"info="; startswith; content:"&data="; distance:0; classtype:command-and-control; sid:2026642; rev:4; metadata:affected_product Linux, attack_target Client_Endpoint, created_at 2018_11_21, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_13;)