alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET DELETED Unknown Loader EXE Payload Request"; flow:established,to_server; urilen:34; content:"/?"; depth:2; http_uri; pcre:"/^\/\?[a-f0-9]{32}$/U"; content:!"User-Agent|3a| "; http_header; content:" HTTP/1.1|0d 0a|Host|3a| "; classtype:trojan-activity; sid:2014058; rev:3; metadata:created_at 2011_12_31, signature_severity Unknown, updated_at 2019_07_26;)