ET MALWARE Havex RAT CnC Server Response

Query · suricata

flow:established,from_server;
http.header;
content:!"Keep-Alive|3a 20|"; nocase;
content:!"Conncection|3a 20|Keep-Alive"; nocase;
file_data;
content:"|3c 21 2d 2d|havexhavex|2d 2d 3e|";
Raw source ET MALWARE Havex RAT CnC Server Response · 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 Havex RAT CnC Server Response";
    flow:established,from_server;
    http.header;
    content:!"Keep-Alive|3a 20|"; nocase;
    content:!"Conncection|3a 20|Keep-Alive"; nocase;
    file_data;
    content:"|3c 21 2d 2d|havexhavex|2d 2d 3e|";
    reference:md5,6557d6518c3f6bcb8b1b2de77165c962;
    classtype:command-and-control;
    sid:2018243; rev:3;
    metadata:created_at 2014_03_11, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_09_30;
)

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.