ET HUNTING SUSPICIOUS Possible Office Doc with Embedded VBA Project

Query · suricata

flow:established,from_server;
flowbits:isset,et.http.PK;
file_data;
content:"_VBA_PROJECT"; nocase;
flowbits:set,et.DocVBAProject;

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

Feeds into

  • 1 rule read et.DocVBAProject · view all
Raw source ET HUNTING SUSPICIOUS Possible Office Doc with Embedded VBA Project · 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 Possible Office Doc with Embedded VBA Project";
    flow:established,from_server;
    flowbits:isset,et.http.PK;
    file_data;
    content:"_VBA_PROJECT"; nocase;
    flowbits:set,et.DocVBAProject;
    classtype:bad-unknown;
    sid:2019836; rev:3;
    metadata:affected_product Web_Browsers, affected_product Web_Browser_Plugins, attack_target Client_Endpoint, created_at 2014_12_02, deployment Perimeter, confidence Medium, signature_severity Major, tag Web_Client_Attacks, updated_at 2019_07_26;
)

Detection rules belong to the projects that publish them and remain under their own licenses. This site indexes and links to them; it claims no rights in them.