ET MALWARE OSX/NukeSped Variant CnC Activity

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.content_type;
content:"N9dLfqxHNUUw8qaUPqggVTpX"; fast_pattern;
Raw source ET MALWARE OSX/NukeSped Variant CnC Activity · 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 OSX/NukeSped Variant CnC Activity";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.content_type;
    content:"N9dLfqxHNUUw8qaUPqggVTpX"; fast_pattern;
    reference:md5,451c23709ecd5a8461ad060f6346930c;
    reference:url,us-cert.cisa.gov/ncas/analysis-reports/ar21-048e;
    classtype:command-and-control;
    sid:2031637; rev:1;
    metadata:affected_product Mac_OSX, attack_target Client_Endpoint, created_at 2021_02_19, deployment Perimeter, deployment SSLDecrypt, malware_family NukeSped, performance_impact Low, confidence High, signature_severity Major, tag Lazarus, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_02_19;
)

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