ET POLICY External IP Lookup (api .ipaddress .com)

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/myip"; depth:5; endswith;
http.host;
content:"api.ipaddress.com"; depth:17; fast_pattern; endswith;
Raw source ET POLICY External IP Lookup (api .ipaddress .com) · 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 POLICY External IP Lookup (api .ipaddress .com)";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/myip"; depth:5; endswith;
    http.host;
    content:"api.ipaddress.com"; depth:17; fast_pattern; endswith;
    classtype:external-ip-check;
    sid:2027905; rev:3;
    metadata:attack_target Client_Endpoint, created_at 2019_08_22, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, tag IP_address_lookup_website, updated_at 2020_09_17, mitre_tactic_id TA0007, mitre_tactic_name Discovery, mitre_technique_id T1614, mitre_technique_name System_Location_Discovery;
)

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