ET INFO DYNAMIC_DNS softether .net Domain Observed in TLS SNI

Query · suricata

flow:established,to_server;
tls.sni; dotprefix;
content:".softether.net"; endswith; fast_pattern;
Raw source ET INFO DYNAMIC_DNS softether .net Domain Observed in TLS SNI · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tls $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET INFO DYNAMIC_DNS softether .net Domain Observed in TLS SNI";
    flow:established,to_server;
    tls.sni; dotprefix;
    content:".softether.net"; endswith; fast_pattern;
    reference:url,softether.net;
    classtype:misc-activity;
    sid:2048268; rev:1;
    metadata:affected_product Any, attack_target Client_and_Server, created_at 2023_09_26, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, updated_at 2023_09_26, reviewed_at 2023_09_26;
)

Detection rules belong to the projects that publish them and remain under their own licenses. This site indexes and links to them; it claims no rights in them.