ET MALWARE Possible PrivateLoader Payload Request (GET)

Query · suricata

flow:to_server,established;
http.method;
content:"GET";
http.uri;
content:".zip?c="; fast_pattern;
pcre:"/(?:[a-zA-Z0-9]{32})$/R";
Raw source ET MALWARE Possible PrivateLoader Payload Request (GET) · 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 -> $EXTERNAL_NET any (
    msg:"ET MALWARE Possible PrivateLoader Payload Request (GET)";
    flow:to_server,established;
    http.method;
    content:"GET";
    http.uri;
    content:".zip?c="; fast_pattern;
    pcre:"/(?:[a-zA-Z0-9]{32})$/R";
    reference:url,blog.sekoia.io/new-risepro-stealer-distributed-by-the-prominent-privateloader;
    classtype:command-and-control;
    sid:2043089; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2022_12_28, deployment Perimeter, deployment SSLDecrypt, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_12_28, reviewed_at 2025_10_24;
)

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