ET MALWARE Windows net statistics server Microsoft Windows DOS prompt command exit OUTBOUND

Query · suricata

flow:established,to_server;
content:"Server Statistics for |5c 5c|"; fast_pattern;
pcre:"/^[^\\\*\+\=\|\:\;\x22\?\<\>\,\#][A-Z0-9-!@#\$%^&\(\)\x20_{}\.~]{1,14}/Rsi";
Raw source ET MALWARE Windows net statistics server Microsoft Windows DOS prompt command exit OUTBOUND · 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 any (
    msg:"ET MALWARE Windows net statistics server Microsoft Windows DOS prompt command exit OUTBOUND";
    flow:established,to_server;
    content:"Server Statistics for |5c 5c|"; fast_pattern;
    pcre:"/^[^\\\*\+\=\|\:\;\x22\?\<\>\,\#][A-Z0-9-!@#\$%^&\(\)\x20_{}\.~]{1,14}/Rsi";
    classtype:trojan-activity;
    sid:2023210; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2016_09_15, deployment Perimeter, deployment Datacenter, performance_impact Low, confidence High, signature_severity Critical, updated_at 2019_07_26;
)

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