ET MALWARE Win32/Sfuzuan Variant Payload Fetch

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"netdll.zip"; fast_pattern; endswith;
http.user_agent;
content:"MSDN Read";
Raw source ET MALWARE Win32/Sfuzuan Variant Payload Fetch · 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 MALWARE Win32/Sfuzuan Variant Payload Fetch";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"netdll.zip"; fast_pattern; endswith;
    http.user_agent;
    content:"MSDN Read";
    reference:url,otx.alienvault.com/indicator/file/ed4b7920604b3c1d3f5b2f9317c43ffc8786eba70ed94d6c073144d41b450a0b;
    classtype:trojan-activity;
    sid:2049885; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2024_01_02, deployment Perimeter, malware_family Win32_Sfuzuan, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_01_02;
)

Detection rules belong to the projects that publish them and remain under their own licenses. This site indexes and links to them; it claims no rights in them.