ET MALWARE LokiBot Keylogger Data Exfiltration Detected M1

Query · suricata

flow:established,to_server;
http.method;
content:"POST";
http.user_agent;
content:"(Charon|3b 20|Inferno)";
http.request_body;
content:"|00 2b 00|"; offset:1; depth:3;
pcre:"/^[\x00-\x01]\x00.\x00[\x00-\x01]\x00.\x00.{4}\x01\x00.\x00{3}.{48}\x05\x00{3}/R";
Raw source ET MALWARE LokiBot Keylogger Data Exfiltration Detected M1 · 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 LokiBot Keylogger Data Exfiltration Detected M1";
    flow:established,to_server;
    http.method;
    content:"POST";
    http.user_agent;
    content:"(Charon|3b 20|Inferno)";
    http.request_body;
    content:"|00 2b 00|"; offset:1; depth:3;
    pcre:"/^[\x00-\x01]\x00.\x00[\x00-\x01]\x00.\x00.{4}\x01\x00.\x00{3}.{48}\x05\x00{3}/R";
    classtype:trojan-activity;
    sid:2024315; rev:4;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_05_17, deployment Perimeter, malware_family lokibot, confidence High, signature_severity Major, updated_at 2020_08_25;
)

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