ET MALWARE Lethic - Client Alive

Query · suricata

flow:established,to_server;
dsize:6;
content:"|01 00 21 01|"; offset:2; depth:4;
Raw source ET MALWARE Lethic - Client Alive · 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 Lethic - Client Alive";
    flow:established,to_server;
    dsize:6;
    content:"|01 00 21 01|"; offset:2; depth:4;
    classtype:trojan-activity;
    sid:2015522; rev:3;
    metadata:created_at 2012_07_25, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;
)

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