Versions (4)
Version DetailsCurrent
Rev: 1 • Jun 10, 2015, 12:00 PMET MALWARE Possible Duqu 2.0 Accessing SMB/SMB2 Named Pipe (Unicode) 1
alert tcp any any -> any [139,445] (msg:"ET MALWARE Possible Duqu 2.0 Accessing SMB/SMB2 Named Pipe (Unicode) 1"; flow:to_server,established; content:"SMB"; offset:5; depth:3; content:"|00|{|00|A|00|A|00|F|00|F|00|C|00|4|00|F|00|0|00|-|00|E|00|0|00|4|00|B|00|-|00|4|00|C|00|7|00|C|00|-|00|B|00|4|00|0|00|A|00|-|00|B|00|4|00|5|00|D|00|E|00|9|00|7|00|1|00|E|00|8|00|1|00|E|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:2021236; rev:1; metadata:created_at 2015_06_10, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_07_26;)
Jun 10, 2015, 12:00 PM
Jul 26, 2019, 12:00 PM
Sep 21, 2024, 3:00 AM
Oct 1, 2025, 9:34 PM
rules/emerging-malware.rules