ET MALWARE Win32/Predator Variant Dropper Activity

Query · suricata

flow:established,to_server;
http.request_line;
content:"GET|20|/FDpb|20|HTTP/1.1"; fast_pattern;
http.header_names;
content:!"Referer";
Raw source ET MALWARE Win32/Predator Variant Dropper Activity · 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/Predator Variant Dropper Activity";
    flow:established,to_server;
    http.request_line;
    content:"GET|20|/FDpb|20|HTTP/1.1"; fast_pattern;
    http.header_names;
    content:!"Referer";
    reference:md5,3679a900a8895e242e97e9d54cd2f5fa;
    reference:url,us-cert.cisa.gov/ncas/analysis-reports/ar20-268a;
    reference:url,twitter.com/craiu/status/1309449368559378432;
    classtype:trojan-activity;
    sid:2030908; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2020_09_25, deployment Perimeter, malware_family Win32_Predator, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_25;
)

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