ET MALWARE Prometei Botnet CnC Checkin

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/cgi-bin/prometei.cgi?r="; startswith; fast_pattern;
content:"i="; distance:0;
pcre:"/^[A-Z0-9]{16}/R";
Raw source ET MALWARE Prometei Botnet CnC Checkin · Suricata
Esc
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 Prometei Botnet CnC Checkin";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/cgi-bin/prometei.cgi?r="; startswith; fast_pattern;
    content:"i="; distance:0;
    pcre:"/^[A-Z0-9]{16}/R";
    reference:url,blog.talosintelligence.com/prometei-botnet-improves/;
    classtype:trojan-activity;
    sid:2044562; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2023_03_10, deployment Perimeter, malware_family prometei, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_03_10;
)

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