ET MALWARE Possible Adwind/jSocket SSL Cert (assylias.Inc)

Query · suricata

flow:established,to_client;
tls.cert_serial;
content:"1F:23:9D:BD";
tls.cert_subject;
content:"O=assylias.Inc"; fast_pattern;
Raw source ET MALWARE Possible Adwind/jSocket SSL Cert (assylias.Inc) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tls $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE Possible Adwind/jSocket SSL Cert (assylias.Inc)";
    flow:established,to_client;
    tls.cert_serial;
    content:"1F:23:9D:BD";
    tls.cert_subject;
    content:"O=assylias.Inc"; fast_pattern;
    reference:md5,4e5c28fab23b35dea2d48a1c2db32b56;
    reference:md5,b102c26e04e97bda97b11bfe7366e61e;
    classtype:trojan-activity;
    sid:2020728; rev:4;
    metadata:attack_target Client_Endpoint, created_at 2015_03_23, deployment Perimeter, confidence Medium, signature_severity Major, tag SSL_Malicious_Cert, updated_at 2022_04_18, reviewed_at 2024_03_27;
)

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