ET MALWARE Double HTTP/1.1 Header Inbound - Likely Hostile Traffic

Query · suricata

flow:established,to_server;
content:" HTTP/1.1|20|HTTP/1.1|0d 0a|"; depth:300;
Raw source ET MALWARE Double HTTP/1.1 Header Inbound - Likely Hostile Traffic · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $EXTERNAL_NET any -> $HOME_NET $HTTP_PORTS (
    msg:"ET MALWARE Double HTTP/1.1 Header Inbound - Likely Hostile Traffic";
    flow:established,to_server;
    content:" HTTP/1.1|20|HTTP/1.1|0d 0a|"; depth:300;
    classtype:bad-unknown;
    sid:2014047; rev:3;
    metadata:created_at 2011_12_30, confidence Medium, signature_severity Major, updated_at 2019_07_26;
)

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