alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT CoolEK Jar Download Sep 30 2013"; flow:to_server,established; content:"Java/1."; http_user_agent; fast_pattern:only; content:"/index.html?p="; http_uri; pcre:"/\/index\.html\?p=\d+$/U"; reference:md5,d58fea2d0f791e65c6aae8e52f7089c1; classtype:exploit-kit; sid:2017547; rev:4; metadata:created_at 2013_10_01, signature_severity Major, updated_at 2020_08_20;)