ET MALWARE Netwire RAT Check-in (set)

Query · suricata

flow:established,to_server;
stream_size:server,<,5;
dsize:69;
content:"|41 00 00 00 03|"; depth:5;
flowbits:set,ET.NetwireRAT.Client;
flowbits:noalert;

Rule dependencies

Feeds into

  • 5 rules read ET.NetwireRAT.Client · view all
Raw source ET MALWARE Netwire RAT Check-in (set) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Netwire RAT Check-in (set)";
    flow:established,to_server;
    stream_size:server,<,5;
    dsize:69;
    content:"|41 00 00 00 03|"; depth:5;
    flowbits:set,ET.NetwireRAT.Client;
    flowbits:noalert;
    reference:url,www.circl.lu/pub/tr-23/;
    reference:url,unit42.paloaltonetworks.com/new-release-decrypting-netwire-c2-traffic/;
    classtype:trojan-activity;
    sid:2018426; rev:3;
    metadata:attack_target Client_Endpoint, created_at 2014_04_28, deployment Perimeter, signature_severity Major, updated_at 2022_08_09, reviewed_at 2024_03_06;
)

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