ET MALWARE Havoc Framework CnC Request

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.header_names;
content:"X-Havoc|0d 0a|";
content:"X-Havoc-Agent|0d 0a|"; fast_pattern;
Raw source ET MALWARE Havoc Framework CnC Request · 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 $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Havoc Framework CnC Request";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.header_names;
    content:"X-Havoc|0d 0a|";
    content:"X-Havoc-Agent|0d 0a|"; fast_pattern;
    reference:url,github.com/HavocFramework/Havoc/blob/main/Teamserver/profiles/havoc.yaotl;
    classtype:trojan-activity;
    sid:2039073; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_09_30, deployment Perimeter, deployment SSLDecrypt, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_09_30, reviewed_at 2025_10_24;
)

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