ET MALWARE Possible Duqu 2.0 Accessing SMB/SMB2 Named Pipe (Unicode) 4

Query · suricata

flow:to_server,established;
content:"SMB"; offset:5; depth:3;
content:"|00|{|00|6|00|C|00|5|00|1|00|A|00|4|00|D|00|B|00|-|00|E|00|3|00|D|00|E|00|-|00|4|00|F|00|E|00|B|00|-|00|8|00|6|00|A|00|4|00|-|00|3|00|2|00|F|00|7|00|F|00|8|00|E|00|7|00|3|00|B|00|9|00|9|00|}"; distance:0; nocase;
Raw source ET MALWARE Possible Duqu 2.0 Accessing SMB/SMB2 Named Pipe (Unicode) 4 · 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 (Unicode) 4";
    flow:to_server,established;
    content:"SMB"; offset:5; depth:3;
    content:"|00|{|00|6|00|C|00|5|00|1|00|A|00|4|00|D|00|B|00|-|00|E|00|3|00|D|00|E|00|-|00|4|00|F|00|E|00|B|00|-|00|8|00|6|00|A|00|4|00|-|00|3|00|2|00|F|00|7|00|F|00|8|00|E|00|7|00|3|00|B|00|9|00|9|00|}"; 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:2021239; 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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