ET RETIRED Matrix Max Stealer Exfiltration Observed

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/gate.php";
http.header_names;
content:"|0d 0a|Content-Type|0d 0a|Host|0d 0a|Content-Length|0d 0a|Expect|0d 0a|Connection|0d 0a 0d 0a|"; bsize:60;
http.request_body;
content:"zipx=UEsDBBQ"; startswith; fast_pattern;
Raw source ET RETIRED Matrix Max Stealer Exfiltration Observed · 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 RETIRED Matrix Max Stealer Exfiltration Observed";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/gate.php";
    http.header_names;
    content:"|0d 0a|Content-Type|0d 0a|Host|0d 0a|Content-Length|0d 0a|Expect|0d 0a|Connection|0d 0a 0d 0a|"; bsize:60;
    http.request_body;
    content:"zipx=UEsDBBQ"; startswith; fast_pattern;
    reference:md5,e8573f06d342ae05ece8d1be111669c4;
    reference:url,twitter.com/James_inthe_box/status/1516049381539004418;
    classtype:trojan-activity;
    sid:2036245; rev:2;
    metadata:attack_target Client_Endpoint, created_at 2022_04_18, deployment SSLDecrypt, former_category MALWARE, malware_family Matrix_Max, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2024_09_12, reviewed_at 2024_09_12;
)

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