ET USER_AGENTS Suspicious User-Agent (Fire-Cloud)

Query · suricata

flow:established,to_server;
http.user_agent;
content:"Fire-Cloud"; bsize:10;
Raw source ET USER_AGENTS Suspicious User-Agent (Fire-Cloud) · 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 USER_AGENTS Suspicious User-Agent (Fire-Cloud)";
    flow:established,to_server;
    http.user_agent;
    content:"Fire-Cloud"; bsize:10;
    reference:md5,804c8f7d3b10b421ab5c09d675644212;
    classtype:trojan-activity;
    sid:2031065; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2020_10_20, deployment Perimeter, performance_impact Low, confidence High, signature_severity Minor, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_10_20;
)

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