ET MALWARE [PTsecurity] PS/TrojanDownloader.Agent.NNR XORed Zip payload (key 0x91)

Query · suricata

flow:established,from_server;
http.stat_code;
content:"200";
file.data;
content:"|c1 da 92 95 85 91 91 99 99 91|"; depth:10; fast_pattern;
Raw source ET MALWARE [PTsecurity] PS/TrojanDownloader.Agent.NNR XORed Zip payload (key 0x91) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert http $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE [PTsecurity] PS/TrojanDownloader.Agent.NNR XORed Zip payload (key 0x91)";
    flow:established,from_server;
    http.stat_code;
    content:"200";
    file.data;
    content:"|c1 da 92 95 85 91 91 99 99 91|"; depth:10; fast_pattern;
    reference:url,dctoralves.wordpress.com/2018/05/03/phishing-report-policia-civil/;
    classtype:trojan-activity;
    sid:2025583; rev:4;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_05_23, deployment Perimeter, malware_family PS_TrojanDownloader_Agent_NNR, performance_impact Low, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_08_25;
)

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