ET PHISHING Request for Possible Office Phishing Hosted on Github.io

Query · suricata

flow:established,to_server;
tls.sni;
content:"office"; fast_pattern;
content:".github.io"; endswith;
content:!"officedev.github.io";
Raw source ET PHISHING Request for Possible Office Phishing Hosted on Github.io · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tls $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET PHISHING Request for Possible Office Phishing Hosted on Github.io";
    flow:established,to_server;
    tls.sni;
    content:"office"; fast_pattern;
    content:".github.io"; endswith;
    content:!"officedev.github.io";
    classtype:policy-violation;
    sid:2027245; rev:5;
    metadata:affected_product Web_Browsers, attack_target Client_Endpoint, created_at 2019_04_23, deployment Perimeter, confidence Medium, signature_severity Major, tag Phishing, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_03_24;
)

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