Rule History

SID: 2013493 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 4 • Aug 30, 2011, 12:00 PM

Message:

ET MALWARE DNS query for Morto RDP worm related domain qfsl.co.be

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE DNS query for Morto RDP worm related domain qfsl.co.be"; dns_query; content:"qfsl.co.be"; depth:10; fast_pattern; reference:url,contagiodump.blogspot.com/2011/08/aug-28-morto-tsclient-rdp-worm-with.html; classtype:bad-unknown; sid:2013493; rev:4; metadata:created_at 2011_08_30, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2019_08_30;)

Created:

Aug 30, 2011, 12:00 PM

Updated:

Aug 30, 2019, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Oct 20, 2025, 3:34 PM

Filename:

rules/emerging-malware.rules