ET MALWARE Blue Bot DDoS Proxy Request

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/proxy"; fast_pattern; endswith;
http.connection;
content:"Keep-Alive"; bsize:10;
http.header_names; bsize:22;
content:"|0d 0a|Host|0d 0a|Connection|0d 0a 0d 0a|";
target:src_ip;
Raw source ET MALWARE Blue Bot DDoS Proxy Request · 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 Blue Bot DDoS Proxy Request";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/proxy"; fast_pattern; endswith;
    http.connection;
    content:"Keep-Alive"; bsize:10;
    http.header_names; bsize:22;
    content:"|0d 0a|Host|0d 0a|Connection|0d 0a 0d 0a|";
    reference:md5,7d9411f7204782fdbcd0fd0f20956bbc;
    reference:url,web.archive.org/web/20150401000000*/research.zscaler.com/2015/05/rig-exploit-kit-infection-cycle-analysis.html;
    classtype:trojan-activity;
    sid:2021128; rev:7;
    metadata:attack_target Client_Endpoint, created_at 2015_05_21, deployment Perimeter, malware_family BlueBot, performance_impact Moderate, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_09_18, reviewed_at 2023_09_18;
    target:src_ip;
)

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