ET MALWARE TeamPCP litellm SupplyChain Attack Payload Request (Linux)

Query · suricata

flow:established,to_server;
http.method;
content:"GET";
http.uri; bsize:14;
content:"/ringtone.wav"; fast_pattern;
http.header_names;
content:!"|0d 0a|referer|0d 0a|"; nocase;
target:src_ip;
Raw source ET MALWARE TeamPCP litellm SupplyChain Attack Payload Request (Linux) · 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 TeamPCP litellm SupplyChain Attack Payload Request (Linux)";
    flow:established,to_server;
    http.method;
    content:"GET";
    http.uri; bsize:14;
    content:"/ringtone.wav"; fast_pattern;
    http.header_names;
    content:!"|0d 0a|referer|0d 0a|"; nocase;
    reference:url,x.com/IntCyberDigest/status/2037469883064078502;
    classtype:trojan-activity;
    sid:2068472; rev:1;
    metadata:affected_product Linux, attack_target Client_Endpoint, tls_state TLSDecrypt, created_at 2026_03_27, deployment Perimeter, deployment SSLDecrypt, confidence Medium, signature_severity Major, updated_at 2026_03_27, mitre_tactic_id TA0011, mitre_tactic_name Command_And_Control, mitre_technique_id T1105, mitre_technique_name Ingress_Tool_Transfer;
    target:src_ip;
)

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