ET MALWARE AntiVirus exe Download Likely FakeAV Install

Query · suricata

flow:established,from_server;
http.header;
content:"|0D 0A|Content-Disposition|3a| attachment|3B| filename=|22|";
content:"AntiVirus"; within:24; nocase;
content:".exe"; within:24;
Raw source ET MALWARE AntiVirus exe Download Likely FakeAV Install · 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 AntiVirus exe Download Likely FakeAV Install";
    flow:established,from_server;
    http.header;
    content:"|0D 0A|Content-Disposition|3a| attachment|3B| filename=|22|";
    content:"AntiVirus"; within:24; nocase;
    content:".exe"; within:24;
    classtype:trojan-activity;
    sid:2013827; rev:7;
    metadata:created_at 2011_11_05, confidence Medium, signature_severity Major, updated_at 2020_04_22;
)

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