ET MALWARE eCh0raix/QNAPCrypt CnC Activity - Started

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:".php?s=started"; endswith; fast_pattern;
http.user_agent;
content:"Go-http-client/1.1";
http.accept_enc;
content:"gzip"; depth:4; endswith;
http.header_names;
content:"|0d 0a|Host|0d 0a|User-Agent|0d 0a|Accept-Encoding|0d 0a 0d 0a|";
Raw source ET MALWARE eCh0raix/QNAPCrypt CnC Activity - Started · 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 eCh0raix/QNAPCrypt CnC Activity - Started";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:".php?s=started"; endswith; fast_pattern;
    http.user_agent;
    content:"Go-http-client/1.1";
    http.accept_enc;
    content:"gzip"; depth:4; endswith;
    http.header_names;
    content:"|0d 0a|Host|0d 0a|User-Agent|0d 0a|Accept-Encoding|0d 0a 0d 0a|";
    reference:url,www.intezer.com/blog-seizing-15-active-ransomware-campaigns-targeting-linux-file-storage-servers;
    classtype:command-and-control;
    sid:2027701; rev:4;
    metadata:attack_target IoT, created_at 2019_07_11, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, updated_at 2020_09_17;
)

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