ET MALWARE Sharik/Smoke Fake 404 Response with Payload Location

Query · suricata

flow:established,from_server;
http.stat_code;
content:"404";
file.data;
content:"|00 00|Location|3a 20|"; depth:12; fast_pattern;
Raw source ET MALWARE Sharik/Smoke Fake 404 Response with Payload Location · 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 MALWARE Sharik/Smoke Fake 404 Response with Payload Location";
    flow:established,from_server;
    http.stat_code;
    content:"404";
    file.data;
    content:"|00 00|Location|3a 20|"; depth:12; fast_pattern;
    reference:md5,6ccf5004f5bd1ffd26a428961a4baf6e;
    classtype:trojan-activity;
    sid:2026556; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_10_25, deployment Perimeter, malware_family Sharik, malware_family SmokeLoader, performance_impact Low, confidence High, signature_severity Major, tag Fake_404, updated_at 2020_08_27;
)

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