alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET EXPLOIT_KIT Evil Redirector Leading To EK Jul 30 M1"; flow:established,to_server; content:".js?chbstr=0."; http_uri; pcre:"/\.js\?chbstr=0\.\d+$/U"; classtype:exploit-kit; sid:2022995; rev:2; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2016_07_30, deployment Perimeter, confidence High, signature_severity Major, tag Redirector, updated_at 2019_07_26;)