ET MALWARE Jasper URI Path Observed M3

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.uri;
content:"/"; startswith;
content:"/mx_cmd.php"; distance:3; within:11; endswith; fast_pattern;
Raw source ET MALWARE Jasper URI Path Observed M3 · 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 Jasper URI Path Observed M3";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.uri;
    content:"/"; startswith;
    content:"/mx_cmd.php"; distance:3; within:11; endswith; fast_pattern;
    reference:url,twitter.com/c_APT_ure/status/1458388621317246977;
    classtype:command-and-control;
    sid:2034427; rev:2;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2021_11_11, deployment Perimeter, deployment SSLDecrypt, malware_family JasperLoader, performance_impact Low, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_11_11;
)

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