ET INFO [eSentire] Possible Kali Linux Updates

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.user_agent;
content:"APT-HTTP|2f|";
http.host;
content:"kali.org"; fast_pattern;
pcre:"/^[a-z0-9.]+\.kali\.org/";
Raw source ET INFO [eSentire] Possible Kali Linux Updates · 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 INFO [eSentire] Possible Kali Linux Updates";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.user_agent;
    content:"APT-HTTP|2f|";
    http.host;
    content:"kali.org"; fast_pattern;
    pcre:"/^[a-z0-9.]+\.kali\.org/";
    classtype:misc-activity;
    sid:2025627; rev:5;
    metadata:affected_product Linux, attack_target Client_Endpoint, created_at 2018_06_25, deployment Perimeter, confidence Medium, signature_severity Informational, updated_at 2023_05_02;
)

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