ET HUNTING Rejetto HTTP File Sever Response

Query · suricata

flow:established,to_client;
http.stat_code;
content:"200";
http.server;
content:"HFS"; startswith;
http.cookie;
content:"HFS_SID"; fast_pattern; startswith;
target:src_ip;
Raw source ET HUNTING Rejetto HTTP File Sever Response · 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 HUNTING Rejetto HTTP File Sever Response";
    flow:established,to_client;
    http.stat_code;
    content:"200";
    http.server;
    content:"HFS"; startswith;
    http.cookie;
    content:"HFS_SID"; fast_pattern; startswith;
    reference:url,www.rejetto.com/hfs/;
    classtype:trojan-activity;
    sid:2045860; rev:1;
    metadata:affected_product HTTP_Server, attack_target Client_and_Server, created_at 2023_05_24, deployment Perimeter, performance_impact Low, confidence High, signature_severity Informational, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_05_24;
    target:src_ip;
)

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