ET MALWARE Possible Metasploit Java Payload

Query · suricata

flow:established,to_client;
flowbits:isset,ET.http.javaclient;
file_data;
content:"Payload.class"; nocase; fast_pattern;

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 Possible Metasploit Java Payload · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE Possible Metasploit Java Payload";
    flow:established,to_client;
    flowbits:isset,ET.http.javaclient;
    file_data;
    content:"Payload.class"; nocase; fast_pattern;
    reference:url,blog.sucuri.net/2012/08/java-zero-day-in-the-wild.html;
    reference:url,metasploit.com/modules/exploit/multi/browser/java_jre17_exec;
    classtype:trojan-activity;
    sid:2015657; rev:5;
    metadata:affected_product Any, attack_target Client_and_Server, created_at 2012_08_29, deployment Perimeter, deployment Internet, deployment Internal, deployment Datacenter, confidence Medium, signature_severity Critical, tag Metasploit, updated_at 2019_10_08;
)

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