ET EXPLOIT_KIT Bingo Exploit Kit Landing May 08 2017

alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET EXPLOIT_KIT Bingo Exploit Kit Landing May 08 2017";
    flow:established,from_server;
    file_data;
    content:"+=String.fromCharCode(";
    pcre:"/^[a-z]\d{3}\[[a-z]\d{3}\]\^[a-z]\d{3}\)\x3breturn [a-z]\d{3}\x3b\}/R";
    content:"|29 29 29 5e|"; fast_pattern;
    content:".text=";
    pcre:"/^[a-z]\d{3}\x3b[a-z]\d{3}\.getElementsByTagName\([a-z]\d{3}\(new Array\(\d+\,/R";
    content:".type=";
    pcre:"/^[a-z]\d{3}\(new Array\(/R";
    flowbits:set,ET.Fiesta.Exploit.URI;
    classtype:exploit-kit;
    sid:2025071; rev:3;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2017_05_10, deployment Perimeter, performance_impact Low, signature_severity Major, updated_at 2019_10_08;
)