ET EXPLOIT_KIT Evil Redirector Leading to EK March 15 2017

Query · suricata

flow:established,from_server;
file_data;
content:"iframe"; nocase;
content:"src"; nocase;
pcre:"/^\s*=\s*[\x22\x27][Hh][Tt][Tt][Pp][Ss]?\x3a\x2f\x2f[^\x2f]+\x2f(?=[^\x2f\x22\x27]+=[^\x2f\x22\x27&]{0,5}QMvXcJ)[^\x2f\x22\x27]{90}/Rs";
content:"QMvXcJ"; fast_pattern;
Raw source ET EXPLOIT_KIT Evil Redirector Leading to EK March 15 2017 · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET EXPLOIT_KIT Evil Redirector Leading to EK March 15 2017";
    flow:established,from_server;
    file_data;
    content:"iframe"; nocase;
    content:"src"; nocase;
    pcre:"/^\s*=\s*[\x22\x27][Hh][Tt][Tt][Pp][Ss]?\x3a\x2f\x2f[^\x2f]+\x2f(?=[^\x2f\x22\x27]+=[^\x2f\x22\x27&]{0,5}QMvXcJ)[^\x2f\x22\x27]{90}/Rs";
    content:"QMvXcJ"; fast_pattern;
    classtype:exploit-kit;
    sid:2024092; 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_03_17, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag Redirector, updated_at 2019_10_08;
)

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