alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT SPL2 EK PluginDetect Data Hash Nov 18 2014"; flow:established,to_server; http.method; content:"GET"; http.start; pcre:"/^GET\s[^\r\n]*?(?P<name>\/[^\.\/]+\.html)\?[a-z]+?\d*?=[a-f0-9]{32}\sHTTP\/1\..+?\r\nReferer\x3a\x20[^\r\n]*?(?P=name)(?:\d{1,5})?\r\n/Rs"; http.uri; content:".html?"; fast_pattern; content:"-"; classtype:exploit-kit; sid:2019743; rev:6; metadata:created_at 2014_11_19, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_03_16;)