ET MALWARE Linux/Moose HTTP CnC Beacon Response

Query · suricata

flow:established,from_server;
http.server;
content:"Apache/20.2.25 (RedHat)"; fast_pattern; bsize:23;
Raw source ET MALWARE Linux/Moose HTTP CnC Beacon Response · 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 $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE Linux/Moose HTTP CnC Beacon Response";
    flow:established,from_server;
    http.server;
    content:"Apache/20.2.25 (RedHat)"; fast_pattern; bsize:23;
    reference:url,welivesecurity.com/wp-content/uploads/2015/05/Dissecting-LinuxMoose.pdf;
    classtype:command-and-control;
    sid:2021148; rev:3;
    metadata:attack_target Client_Endpoint, created_at 2015_05_26, deployment Perimeter, signature_severity Major, tag c2, updated_at 2020_05_22, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;
)

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