alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE RhiFrem Trojan Activity - cmd"; flow:established,to_server; http.method; content:"GET"; nocase; http.uri; content:"?mod=cmd&user="; fast_pattern; http.user_agent; content:"Mozilla/5.0 Gecko/20050212 Firefox/1.5.0.2"; startswith; reference:url,www.castlecops.com/U_S_Courts_phish792683.html; classtype:trojan-activity; sid:2008139; rev:8; metadata:created_at 2010_07_30, signature_severity Major, updated_at 2024_02_14;)