ET MALWARE Win32/HMR RAT Sending System Information M3

Query · suricata

flow:established,to_server;
content:"|25 56 0a dc 16 07 be fe 2e 05 fd a7|"; fast_pattern;
content:"|63 00 3a 00 5c 00|";
target:src_ip;
Raw source ET MALWARE Win32/HMR RAT Sending System Information M3 · 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 tcp $HOME_NET any -> $EXTERNAL_NET 443 (
    msg:"ET MALWARE Win32/HMR RAT Sending System Information M3";
    flow:established,to_server;
    content:"|25 56 0a dc 16 07 be fe 2e 05 fd a7|"; fast_pattern;
    content:"|63 00 3a 00 5c 00|";
    reference:md5,f49e3a53cb88905982491b7e88740f33;
    reference:md5,dfcbc4d4be5cd43c26b1729ddb936df3;
    reference:md5,1fd2ad44d8a2f124a01a5cc4f8282c01;
    reference:md5,711114867e22b9573614b72756466e5a;
    classtype:trojan-activity;
    sid:2044595; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2023_03_14, deployment Perimeter, malware_family Win32_HMR, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2023_03_14;
    target:src_ip;
)

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