ET MALWARE Trojan/Downloader.Fosniw.sap Reporting via SMTP

Query · suricata

flow:established,to_server;
content:"From|3a|";
content:"Subject|3a 20|keylogger(v0."; fast_pattern; nocase;
content:"@UserName";
content:"@ComputerName";
Raw source ET MALWARE Trojan/Downloader.Fosniw.sap Reporting via SMTP · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $HOME_NET any -> $EXTERNAL_NET [25,587] (
    msg:"ET MALWARE Trojan/Downloader.Fosniw.sap Reporting via SMTP";
    flow:established,to_server;
    content:"From|3a|";
    content:"Subject|3a 20|keylogger(v0."; fast_pattern; nocase;
    content:"@UserName";
    content:"@ComputerName";
    reference:md5,e36469241764b8c954a700146ca4c43f;
    classtype:trojan-activity;
    sid:2019933; rev:2;
    metadata:created_at 2014_12_13, signature_severity Major, updated_at 2019_10_08;
)

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