ET MALWARE LockPOS CnC

Query · suricata

flow:to_server,established;
http.method;
content:"POST";
http.user_agent;
content:"lock"; fast_pattern; endswith;
http.request_body;
content:"|00 00 00|"; offset:1; depth:3;
Raw source ET MALWARE LockPOS CnC · 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 LockPOS CnC";
    flow:to_server,established;
    http.method;
    content:"POST";
    http.user_agent;
    content:"lock"; fast_pattern; endswith;
    http.request_body;
    content:"|00 00 00|"; offset:1; depth:3;
    reference:md5,0ad35a566cfb60959576835ede75983b;
    reference:url,www.arbornetworks.com/blog/asert/lockpos-joins-flock/;
    classtype:command-and-control;
    sid:2024461; rev:4;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_07_12, deployment Perimeter, malware_family PoS, confidence High, signature_severity Major, tag POS, tag LockPOS, updated_at 2020_09_14;
)

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