ET MALWARE Backdoor.Irc.MFV User Agent Detected (IRC-U)

Query · suricata

flow:established,to_server;
http.user_agent;
content:"IRC-U v"; depth:7; nocase;
Raw source ET MALWARE Backdoor.Irc.MFV User Agent Detected (IRC-U) · 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 Backdoor.Irc.MFV User Agent Detected (IRC-U)";
    flow:established,to_server;
    http.user_agent;
    content:"IRC-U v"; depth:7; nocase;
    classtype:trojan-activity;
    sid:2003647; rev:9;
    metadata:created_at 2010_07_30, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_10_13;
)

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