ET POLICY Observed DNS Query to DynDNS Domain (publicvm .com)

Query · suricata

dns.query;
content:".publicvm.com"; nocase; endswith;
content:!"www.publicvm.com";
Raw source ET POLICY Observed DNS Query to DynDNS Domain (publicvm .com) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert dns $HOME_NET any -> any any (
    msg:"ET POLICY Observed DNS Query to DynDNS Domain (publicvm .com)";
    dns.query;
    content:".publicvm.com"; nocase; endswith;
    content:!"www.publicvm.com";
    reference:url,dnsexit.com/domains/free-second-level-domains/;
    classtype:bad-unknown;
    sid:2034457; rev:2;
    metadata:affected_product Any, attack_target Client_Endpoint, created_at 2021_11_15, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, updated_at 2021_11_15;
)

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