ET NETBIOS Microsoft Windows RRAS SMB Remote Code Execution

Query · suricata

flow:established,to_server;
content:"|21 00 00 00 10 27 00 00 a4 86 01 00 41 41 41 41 04 00 00 00 41 41 41 41 a4 86 01 00 ad 0b 2d 06 d0 ba 61 41 41 90 90 90 90 90|";
Raw source ET NETBIOS Microsoft Windows RRAS SMB Remote Code Execution · Suricata
Esc
Published by Emerging Threats Open ↗, licensed under BSD 3-Clause ↗. Line breaks added for readability; the rule is otherwise unchanged. 
alert tcp any any -> $HOME_NET 445 (
    msg:"ET NETBIOS Microsoft Windows RRAS SMB Remote Code Execution";
    flow:established,to_server;
    content:"|21 00 00 00 10 27 00 00 a4 86 01 00 41 41 41 41 04 00 00 00 41 41 41 41 a4 86 01 00 ad 0b 2d 06 d0 ba 61 41 41 90 90 90 90 90|";
    reference:cve,2017-11885;
    reference:url,exploit-db.com/exploits/44616/;
    classtype:attempted-user;
    sid:2025824; rev:1;
    metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_and_Server, created_at 2018_07_11, cve CVE_2017_11885, deployment Perimeter, deployment Datacenter, performance_impact Low, confidence High, signature_severity Major, updated_at 2019_07_26, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application;
)

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