ET MALWARE WEBC2-TABLE Checkin Response - Embedded CnC APT1 Related

Query · suricata

flow:established,from_server;
flowbits:isset,ET.webc2;
file_data;
content:"<!---<table<b";

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 MALWARE WEBC2-TABLE Checkin Response - Embedded CnC APT1 Related · 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 MALWARE WEBC2-TABLE Checkin Response - Embedded CnC APT1 Related";
    flow:established,from_server;
    flowbits:isset,ET.webc2;
    file_data;
    content:"<!---<table<b";
    reference:url,www.mandiant.com/apt1;
    reference:md5,7a7a46e8fbc25a624d58e897dee04ffa;
    reference:md5,110160e9d6e1483192653d4bfdcbb609;
    classtype:targeted-activity;
    sid:2016438; rev:2;
    metadata:created_at 2013_02_20, signature_severity Major, updated_at 2019_07_26;
)

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