ET EXPLOIT_KIT Cool PDF July 15 2013

Query · suricata

flow:from_server,established;
flowbits:isset,ET.pdf.in.http;
file_data;
content:".txt?e="; fast_pattern; nocase;
content:"<script"; nocase;
content:"http|3a 2f 2f|"; distance:0;
pcre:"/^[^\x3b\r\n\x22\x27]+?\.txt\?e=\d+(&[fh]=\d)?/R";

Rule dependencies

⚠ Higher-order rule. It fires on other rules' alerts, not on raw events, so it cannot fire on its own. Deploy the rules it depends on too.

Depends on

Raw source ET EXPLOIT_KIT Cool PDF July 15 2013 · 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 Cool PDF July 15 2013";
    flow:from_server,established;
    flowbits:isset,ET.pdf.in.http;
    file_data;
    content:".txt?e="; fast_pattern; nocase;
    content:"<script"; nocase;
    content:"http|3a 2f 2f|"; distance:0;
    pcre:"/^[^\x3b\r\n\x22\x27]+?\.txt\?e=\d+(&[fh]=\d)?/R";
    classtype:exploit-kit;
    sid:2017150; rev:13;
    metadata:created_at 2013_07_16, signature_severity Major, updated_at 2019_10_08;
)

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