ET MALWARE ELF/Mirai Variant CnC Activity

Query · suricata

flow:established,from_server;
dsize:9;
content:"|21 2a 20 41 72 63 65 75 73|";
Raw source ET MALWARE ELF/Mirai Variant CnC Activity · Suricata
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Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE ELF/Mirai Variant CnC Activity";
    flow:established,from_server;
    dsize:9;
    content:"|21 2a 20 41 72 63 65 75 73|";
    reference:md5,8fb3048b2aa6c63f53c031b9abd4879a;
    classtype:command-and-control;
    sid:2029913; rev:1;
    metadata:affected_product Linux, attack_target Client_Endpoint, created_at 2020_04_15, deployment Perimeter, malware_family Mirai, confidence High, signature_severity Major, updated_at 2020_04_15, reviewed_at 2024_05_06;
)

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