ET MALWARE Silverfox Payload Retrieval Attempt

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri; bsize:6;
content:"/wz-12"; fast_pattern;
http.header_names;
content:!"|0d 0a|User-Agent|0d 0a|";
Raw source ET MALWARE Silverfox Payload Retrieval Attempt · 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 Silverfox Payload Retrieval Attempt";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri; bsize:6;
    content:"/wz-12"; fast_pattern;
    http.header_names;
    content:!"|0d 0a|User-Agent|0d 0a|";
    reference:url,bbs.kanxue.com/thread-281533.htm;
    reference:md5,07b0577363ee95f35a86913dcbfa0904;
    classtype:trojan-activity;
    sid:2053279; rev:1;
    metadata:created_at 2024_06_06, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_06_06;
)

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