ET MALWARE Mylobot Receiving XOR Encrypted Config (0xde)

Query · suricata

flow:established,from_server;
content:"|00 00 00 00|"; depth:4;
content:"|b6 aa aa ae e4 f1 f1|"; distance:1; within:7; fast_pattern;
content:"|de 00 00 00 00|"; distance:0;
Raw source ET MALWARE Mylobot Receiving XOR Encrypted Config (0xde) · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp $EXTERNAL_NET any -> $HOME_NET any (
    msg:"ET MALWARE Mylobot Receiving XOR Encrypted Config (0xde)";
    flow:established,from_server;
    content:"|00 00 00 00|"; depth:4;
    content:"|b6 aa aa ae e4 f1 f1|"; distance:1; within:7; fast_pattern;
    content:"|de 00 00 00 00|"; distance:0;
    reference:url,www.netformation.com/our-pov/mylobot-continues-global-infections/;
    classtype:trojan-activity;
    sid:2026613; rev:1;
    metadata:attack_target Client_Endpoint, created_at 2018_11_15, deployment Perimeter, malware_family Mylobot, performance_impact Low, confidence Medium, signature_severity Major, updated_at 2019_07_26;
)

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