ET MALWARE PhantomPulse RAT Loader Checkin Attempt

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/stuk-phase"; fast_pattern;
http.request_body;
content:"GLAUNCH SUCCESS";
target:src_ip;
Raw source ET MALWARE PhantomPulse RAT Loader Checkin Attempt · 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 PhantomPulse RAT Loader Checkin Attempt";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/stuk-phase"; fast_pattern;
    http.request_body;
    content:"GLAUNCH SUCCESS";
    reference:url,www.elastic.co/security-labs/phantom-in-the-vault;
    classtype:trojan-activity;
    sid:2069040; 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 plaintext, created_at 2026_04_28, deployment Perimeter, malware_family PhantomPulse_RAT, performance_impact Low, confidence High, signature_severity Major, tag RAT, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_04_28;
    target:src_ip;
)

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