ET PHISHING Successful Microsoft Credential Phish 2022-06-28

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/nam/Login/SubmitPage/"; startswith; fast_pattern;
http.request_body;
content:"Id=";
content:"loginUser=";
content:"passwd=";
Raw source ET PHISHING Successful Microsoft Credential Phish 2022-06-28 · Suricata
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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 PHISHING Successful Microsoft Credential Phish 2022-06-28";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/nam/Login/SubmitPage/"; startswith; fast_pattern;
    http.request_body;
    content:"Id=";
    content:"loginUser=";
    content:"passwd=";
    reference:md5,12ace3ae7720891eb01fdeb271dbae87;
    classtype:credential-theft;
    sid:2037213; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2022_06_29, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_06_29;
)

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