ET INFO Observed Ethereum RPC Endpoint Domain (0xrpc .io in TLS SNI)

Query · suricata

flow:established,to_server;
tls.sni; bsize:8;
content:"0xrpc.io"; fast_pattern;
Raw source ET INFO Observed Ethereum RPC Endpoint Domain (0xrpc .io 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 Observed Ethereum RPC Endpoint Domain (0xrpc .io in TLS SNI)";
    flow:established,to_server;
    tls.sni; bsize:8;
    content:"0xrpc.io"; fast_pattern;
    reference:url,unit42.paloaltonetworks.com/kimwolf-v7-botnet-malware/;
    classtype:misc-activity;
    sid:2071464; rev:1;
    metadata:affected_product Any, attack_target Client_and_Server, created_at 2026_08_11, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, updated_at 2026_08_11, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1205, mitre_technique_name Traffic_Signaling;
)

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