ET MALWARE GoLang Discord Token Grabber Exfil

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.user_agent;
content:"Go-http-client/"; startswith;
http.header;
content:"|0d 0a|Sharkflow|3a 20|"; fast_pattern;
pcre:"/^(?:mfa\.[\w-]{84}|[\w-]{24}\.[\w-]{6}\.[\w-]{27})\x0d\x0a/R";
Raw source ET MALWARE GoLang Discord Token Grabber Exfil · 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 GoLang Discord Token Grabber Exfil";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.user_agent;
    content:"Go-http-client/"; startswith;
    http.header;
    content:"|0d 0a|Sharkflow|3a 20|"; fast_pattern;
    pcre:"/^(?:mfa\.[\w-]{84}|[\w-]{24}\.[\w-]{6}\.[\w-]{27})\x0d\x0a/R";
    reference:url,twitter.com/sysopfb/status/1232830899370242048;
    reference:md5,1d2c1b88d8ae94c3f994d07451f6cc23;
    classtype:trojan-activity;
    sid:2029542; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2020_02_27, deployment Perimeter, malware_family Stealer, performance_impact Low, confidence High, signature_severity Major, updated_at 2020_02_27;
)

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