alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT Possible Magnitude IE EK Payload Nov 8 2013"; flow:established,to_server; urilen:34; http.uri; content:"/?"; startswith; fast_pattern; pcre:"/^\/\?[a-f0-9]{32}$/"; http.header_names; to_lowercase; content:!"|0d 0a|referer|0d 0a|"; http.user_agent; content:"|20|MSIE|20|"; classtype:exploit-kit; sid:2017694; rev:9; metadata:created_at 2013_11_08, deprecation_reason Performance, performance_impact Significant, confidence Medium, signature_severity Major, updated_at 2024_04_30;)