alert http $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"ET DELETED Potential Malware Download flash-HQ-plugin exe"; flow:established,to_server; content:"GET"; http_method; content:"flash-"; http_uri; nocase; content:"-plugin"; http_uri; nocase; content:".exe"; nocase; http_uri; pcre:"/flash-[A-Z0-9]+-plugin\.[A-Z0-9]+\.exe/Ui"; reference:url,malwareurl.com; classtype:bad-unknown; sid:2010440; rev:9; metadata:created_at 2010_07_30, signature_severity Unknown, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)