ET MALWARE Loki Locker Ransomware User-Agent

Query · suricata

flow:established,to_server;
http.user_agent;
content:"Loki/"; startswith;
Raw source ET MALWARE Loki Locker Ransomware User-Agent · 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 Loki Locker Ransomware User-Agent";
    flow:established,to_server;
    http.user_agent;
    content:"Loki/"; startswith;
    reference:url,blogs.blackberry.com/en/2022/03/lokilocker-ransomware;
    reference:md5,8aea251877cb4f5ee6cf357831f8620c;
    reference:url,twitter.com/James_inthe_box/status/1504194638885711872;
    classtype:trojan-activity;
    sid:2035510; rev:1;
    metadata:created_at 2022_03_17, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2022_03_17;
)

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