alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Suspicious Download Setup_ exe"; flow:established,to_server; http.method; content:"GET"; nocase; http.uri; content:"/Setup_"; nocase; content:".exe"; nocase; pcre:"/\/Setup_\d+\.exe$/i"; reference:url,www.malwareurl.com/listing.php?domain=antivirus-live21.com; classtype:trojan-activity; sid:2012392; rev:6; metadata:created_at 2011_03_01, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_05_06;)