ET HUNTING SUSPICIOUS Word DOCX with Many ActiveX Objects and Media

Query · suricata

flow:established,from_server;
flowbits:isset,et.http.PK;
file_data;
content:"word/activeX/activeX40.xml"; nocase;
content:"word/media/"; nocase;

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 HUNTING SUSPICIOUS Word DOCX with Many ActiveX Objects and Media · 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 HUNTING SUSPICIOUS Word DOCX with Many ActiveX Objects and Media";
    flow:established,from_server;
    flowbits:isset,et.http.PK;
    file_data;
    content:"word/activeX/activeX40.xml"; nocase;
    content:"word/media/"; nocase;
    reference:url,blogs.mcafee.com/mcafee-labs/mcafee-labs-detects-zero-day-exploit-targeting-microsoft-office-2;
    classtype:trojan-activity;
    sid:2017670; rev:6;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2013_11_06, deployment Perimeter, confidence Medium, signature_severity Major, tag ActiveX, updated_at 2019_07_26;
)

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