ET ADWARE_PUP [PTsecurity] DeathBot.Java (Minecraft Spambot)

Query · suricata

flow:established, to_server;
dsize:<256;
content:"|00 00 00|"; depth:3;
content:"|01 78 9c|"; distance:1; within:3; fast_pattern;
byte_jump:1,3,from_beginning,post_offset 2;
isdataat:1, relative;
isdataat:!2,relative;
threshold:type limit, track by_src, count 1, seconds 30;
Raw source ET ADWARE_PUP [PTsecurity] DeathBot.Java (Minecraft Spambot) · 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 tcp $HOME_NET any -> $EXTERNAL_NET !$HTTP_PORTS (
    msg:"ET ADWARE_PUP [PTsecurity] DeathBot.Java (Minecraft Spambot)";
    flow:established, to_server;
    dsize:<256;
    content:"|00 00 00|"; depth:3;
    content:"|01 78 9c|"; distance:1; within:3; fast_pattern;
    byte_jump:1,3,from_beginning,post_offset 2;
    isdataat:1, relative;
    isdataat:!2,relative;
    threshold:type limit, track by_src, count 1, seconds 30;
    classtype:pup-activity;
    sid:2024793; rev:4;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2017_10_02, deployment Perimeter, malware_family Spambot, performance_impact Moderate, confidence High, signature_severity Minor, updated_at 2020_08_19;
)

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