ET MALWARE Bebloh connectivity check

Query · suricata

flow:established,to_server;
urilen:1;
http.method;
content:"GET";
http.header;
content:"Host|3a 20|"; depth:6;
content:"Content-Length|3a 20|0|0d 0a|"; distance:0;
content:"|3a 20|no-cache"; distance:0;
http.header_names;
content:!"|0d 0a|User-Agent";
content:!"|0d 0a|Accept";
Raw source ET MALWARE Bebloh connectivity check · 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 Bebloh connectivity check";
    flow:established,to_server;
    urilen:1;
    http.method;
    content:"GET";
    http.header;
    content:"Host|3a 20|"; depth:6;
    content:"Content-Length|3a 20|0|0d 0a|"; distance:0;
    content:"|3a 20|no-cache"; distance:0;
    http.header_names;
    content:!"|0d 0a|User-Agent";
    content:!"|0d 0a|Accept";
    reference:md5,ccb463b2dadaf362a03c8bbf34dc247e;
    classtype:trojan-activity;
    sid:2014778; rev:6;
    metadata:created_at 2012_05_18, performance_impact Significant, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2024_04_08;
)

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