ET MALWARE W32/Bravix.Dropper CnC Beacon

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri;
content:"/get.php?file=cmds/main";
http.header_names;
content:!"Referer|0d 0a|";
Raw source ET MALWARE W32/Bravix.Dropper CnC Beacon · 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 W32/Bravix.Dropper CnC Beacon";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri;
    content:"/get.php?file=cmds/main";
    http.header_names;
    content:!"Referer|0d 0a|";
    reference:md5,19484a240a16c7faea84dcac0c38d118;
    classtype:command-and-control;
    sid:2019128; rev:3;
    metadata:attack_target Client_Endpoint, created_at 2014_09_05, deployment Perimeter, signature_severity Major, tag c2, updated_at 2020_05_04, mitre_tactic_id TA0010, mitre_tactic_name Exfiltration, mitre_technique_id T1041, mitre_technique_name Exfiltration_Over_C2_Channel;
)

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