alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Win32.Lager Trojan Reporting (gcu)"; flow:established,to_server; http.uri; content:"/cp/rule.php?gcu="; nocase; pcre:"/^\d/Ri"; reference:url,www.viruslist.com/en/viruses/encyclopedia?virusid=87732; classtype:trojan-activity; sid:2003189; rev:7; metadata:created_at 2010_07_30, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_04_22;)