ET MALWARE Possible Duqu 2.0 Accessing SMB/SMB2 Named Pipe (ASCII) 6

Query · suricata

flow:to_server,established;
content:"SMB"; offset:5; depth:3;
content:"{57D2DE92-CE17-4A57-BFD7-CD3C6E965C6A}"; distance:0; nocase;
Raw source ET MALWARE Possible Duqu 2.0 Accessing SMB/SMB2 Named Pipe (ASCII) 6 · 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 -> any [139,445] (
    msg:"ET MALWARE Possible Duqu 2.0 Accessing SMB/SMB2 Named Pipe (ASCII) 6";
    flow:to_server,established;
    content:"SMB"; offset:5; depth:3;
    content:"{57D2DE92-CE17-4A57-BFD7-CD3C6E965C6A}"; distance:0; nocase;
    reference:url,securelist.com/blog/research/70504/the-mystery-of-duqu-2-0-a-sophisticated-cyberespionage-actor-returns/;
    classtype:trojan-activity;
    sid:2021235; rev:1;
    metadata:created_at 2015_06_10, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;
)

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