alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT Evil Redirector Leading to EK Apr 27 2016 (fbset)"; flow:established,to_server; urilen:11<>57; content:".js"; http_uri; fast_pattern; pcre:"/^\/[a-z]{2,20}\/[a-z]{2,20}\/(?:(?:(?:featur|quot)e|ip)s|d(?:ropdown|etect)|co(?:mpiled|re)|header|jquery|lang|min|ga)\.js$/U"; flowbits:set,ET.WordJS; flowbits:noalert; reference:url,research.zscaler.com/2016/01/music-themed-malvertising-lead-to-angler.html; classtype:exploit-kit; sid:2022770; rev:4; metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2016_04_27, deployment Perimeter, deprecation_reason Performance, performance_impact Significant, confidence High, signature_severity Major, tag Redirector, updated_at 2024_03_17;)