ET MALWARE IRC channel topic misc bot commands

Query · suricata

flowbits:isset,is_proto_irc;
flow:established,from_server;
content:"|3a|";
content:"|20|332|20|"; within:50;
content:"|2023|"; within:20;
content:"|203a|";
pcre:"/(\.aim\w*|ascanall)\s+\w/i";

Rule dependencies

⚠ Higher-order rule. It fires on other rules' alerts, not on raw events, so it cannot fire on its own. Deploy the rules it depends on too.

Depends on

Raw source ET MALWARE IRC channel topic misc bot commands · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE IRC channel topic misc bot commands";
    flowbits:isset,is_proto_irc;
    flow:established,from_server;
    content:"|3a|";
    content:"|20|332|20|"; within:50;
    content:"|2023|"; within:20;
    content:"|203a|";
    pcre:"/(\.aim\w*|ascanall)\s+\w/i";
    classtype:trojan-activity;
    sid:2002386; rev:12;
    metadata:created_at 2010_07_30, signature_severity Major, updated_at 2019_07_26;
)

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