ET MALWARE Mirai Variant User-Agent (Outbound)

Query · suricata

flow:established,to_server;
http.user_agent;
pcre:"/^DEMONS(?:(?:\/|\s)[0-9]\.0)?$/i";
content:"DEMONS"; fast_pattern; startswith;
Raw source ET MALWARE Mirai Variant User-Agent (Outbound) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Mirai Variant User-Agent (Outbound)";
    flow:established,to_server;
    http.user_agent;
    pcre:"/^DEMONS(?:(?:\/|\s)[0-9]\.0)?$/i";
    content:"DEMONS"; fast_pattern; startswith;
    classtype:web-application-attack;
    sid:2029027; rev:2;
    metadata:affected_product Linux, attack_target IoT, created_at 2019_11_21, deployment Perimeter, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_10_23;
)

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