alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32/Pterodo CnC Activity (POST)"; flow:established,to_server; http.request_line; content:"POST /index.arc/"; startswith; fast_pattern; content:!".php"; content:!".asp"; http.header_names; to_lowercase; content:!"|0d 0a|referer|0d 0a|"; http.user_agent; content:!"Linux"; content:!"Android"; http.request_body; content:"username="; startswith; content:"_"; distance:0; content:"&cart="; distance:0; reference:md5,0d7d8cc1756b932854e20dbe5d233afd; reference:url,twitter.com/h2jazi/status/1498017819539116033; classtype:trojan-activity; sid:2035311; rev:3; metadata:attack_target Client_Endpoint, created_at 2022_02_28, deployment Perimeter, malware_family Gamaredon, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_25;)