ET MALWARE MSIL/Crimson Receiving Command (getavs)

Query · suricata

flow:established,to_client;
content:"|00 00 00 00|getavs="; offset:1; depth:11; fast_pattern;
Raw source ET MALWARE MSIL/Crimson Receiving Command (getavs) · 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 MSIL/Crimson Receiving Command (getavs)";
    flow:established,to_client;
    content:"|00 00 00 00|getavs="; offset:1; depth:11; fast_pattern;
    reference:md5,0f0f6f48c3ee5f8e7cd3697c40002bc7;
    classtype:trojan-activity;
    sid:2036286; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_08_08, deployment Perimeter, malware_family MSIL_Crimson, performance_impact Moderate, confidence High, signature_severity Major, updated_at 2019_07_26;
)

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