alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET MALWARE Pushbot User-Agent"; flow:established,to_server; http.user_agent; content:"cvc_v105"; startswith; fast_pattern; reference:url,www.cert.pl/news/5587/langswitch_lang/en; classtype:trojan-activity; sid:2015002; rev:7; metadata:created_at 2012_07_03, confidence High, signature_severity Major, updated_at 2024_02_19;)