ET EXPLOIT_KIT Nuclear SilverLight URI Struct (noalert)

Query · suricata

flow:established,to_server;
flowbits:set,et.Nuclear.SilverLight;
flowbits:noalert;
http.uri;
content:"/14"; fast_pattern;
pcre:"/\/14\d{8}(?:\.xap)?$/";

Rule dependencies

Feeds into

  • 1 rule read et.Nuclear.SilverLight · view all
Raw source ET EXPLOIT_KIT Nuclear SilverLight URI Struct (noalert) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET EXPLOIT_KIT Nuclear SilverLight URI Struct (noalert)";
    flow:established,to_server;
    flowbits:set,et.Nuclear.SilverLight;
    flowbits:noalert;
    http.uri;
    content:"/14"; fast_pattern;
    pcre:"/\/14\d{8}(?:\.xap)?$/";
    classtype:exploit-kit;
    sid:2019668; rev:4;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2014_11_07, deployment Perimeter, malware_family Nuclear, signature_severity Critical, tag Exploit_Kit, tag Nuclear, updated_at 2020_09_27;
)

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