ET MALWARE zgRAT / PureLogs Stealer userinfo Request


Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri; bsize:9;
content:"/userinfo"; fast_pattern;
http.header_names;
content:!"|0d 0a|referer|0d 0a|"; nocase;
content:!"|0d 0a|user-agent|0d 0a|"; nocase;
content:"|0d 0a|content-type|0d 0a|"; nocase;
content:"|0d 0a|host|0d 0a|"; nocase;
content:"|0d 0a|content-length|0d 0a|"; nocase;
target:src_ip;
Raw source ET MALWARE zgRAT / PureLogs Stealer userinfo Request · 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 zgRAT / PureLogs Stealer userinfo Request";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri; bsize:9;
    content:"/userinfo"; fast_pattern;
    http.header_names;
    content:!"|0d 0a|referer|0d 0a|"; nocase;
    content:!"|0d 0a|user-agent|0d 0a|"; nocase;
    content:"|0d 0a|content-type|0d 0a|"; nocase;
    content:"|0d 0a|host|0d 0a|"; nocase;
    content:"|0d 0a|content-length|0d 0a|"; nocase;
    reference:md5,f059e9bfc5b9569ac5980b45e3a215b5;
    classtype:trojan-activity;
    sid:2067923; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, affected_product Windows_11, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_02_25, deployment Perimeter, deployment SSLDecrypt, malware_family Stealer, malware_family zgRAT, performance_impact Low, confidence High, signature_severity Major, updated_at 2026_02_25, mitre_tactic_id TA0009, mitre_tactic_name Collection, mitre_technique_id T1005, mitre_technique_name Data_from_local_system;
    target:src_ip;
)

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