alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT Possible Evil Redirector Leading to EK EITest Mar 27"; flow:established,to_server; urilen:60<>250; http.uri; content:!"="; content:!"."; content:!"?"; pcre:"/^\/(?=[a-z][a-z\x2f]*\d[a-z\x2f]+\d[a-z\x2f]+\d[a-z\x2f]+\d[a-z\x2f]+\d)[a-z0-9\x2f]+\/$/"; http.header.raw; content:!"Cookie|3a|"; http.header_names; content:"|0d 0a|x-flash-version|0d 0a|"; fast_pattern; http.header; content:!".swf"; nocase; content:!".flv"; nocase; content:!"[DYNAMIC]"; classtype:exploit-kit; sid:2022666; rev:5; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2016_03_28, deployment Perimeter, confidence Medium, signature_severity Major, tag Redirector, updated_at 2024_02_27;)