ET MALWARE Win32.Riberow.A (listdir)

Query · suricata

flow:to_server,established;
http.method;
content:"GET";
http.uri;
content:"/listdir.php?dir="; fast_pattern;
http.header_names;
content:"|0d 0a|Host|0d 0a|Pragma|0d 0a|Accept|0d 0a 0d 0a|"; depth:26; endswith;
Raw source ET MALWARE Win32.Riberow.A (listdir) · 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 Win32.Riberow.A (listdir)";
    flow:to_server,established;
    http.method;
    content:"GET";
    http.uri;
    content:"/listdir.php?dir="; fast_pattern;
    http.header_names;
    content:"|0d 0a|Host|0d 0a|Pragma|0d 0a|Accept|0d 0a 0d 0a|"; depth:26; endswith;
    reference:md5,c55fe941b80b3e5e77be8728642d138e;
    classtype:trojan-activity;
    sid:2013668; rev:4;
    metadata:created_at 2011_09_19, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_10_28;
)

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