ET MALWARE Atemu RAT Tasking Request

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri; bsize:16;
content:"/api/command/get"; fast_pattern;
http.header;
content:"Authorization|3a 20|Bearer";
content:"X-CSRF-Token|3a 20|";
target:src_ip;
Raw source ET MALWARE Atemu RAT Tasking Request · 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 $HOME_NET any -> $EXTERNAL_NET any (
    msg:"ET MALWARE Atemu RAT Tasking Request";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri; bsize:16;
    content:"/api/command/get"; fast_pattern;
    http.header;
    content:"Authorization|3a 20|Bearer";
    content:"X-CSRF-Token|3a 20|";
    reference:md5,a3ce0c6600781e0196aad961e92123ed;
    classtype:trojan-activity;
    sid:2068886; 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_04_21, deployment Perimeter, deployment SSLDecrypt, performance_impact Low, signature_severity Major, tag RAT, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_04_21, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1573, mitre_technique_name Encrypted_Channel;
    target:src_ip;
)

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