alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Tor based locker Ransom Page"; flow:established,to_server; http.uri; content:"/buy.php?"; http.host; content:"iet7v4dciocgxhdv."; fast_pattern; classtype:trojan-activity; sid:2018873; rev:4; metadata:created_at 2014_08_01, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_02_22;)