ET INFO Telegram 409 Error Response, Failed Fetch /getUpdates due to Multiple Bot Instances

Query · suricata

flow:established,to_client;
http.stat_code;
content:"409";
http.response_body;
content:"terminated by other getUpdates request|3b 20|make sure that only one bot instance is running"; fast_pattern;
Raw source ET INFO Telegram 409 Error Response, Failed Fetch /getUpdates due to Multiple Bot Instances · Suricata
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Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET INFO Telegram 409 Error Response, Failed Fetch /getUpdates due to Multiple Bot Instances";
    flow:established,to_client;
    http.stat_code;
    content:"409";
    http.response_body;
    content:"terminated by other getUpdates request|3b 20|make sure that only one bot instance is running"; fast_pattern;
    classtype:misc-activity;
    sid:2069463; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2026_05_27, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, confidence High, signature_severity Informational, tag Telegram, updated_at 2026_05_27;
)

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