Rule History

SID: 2021962 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 5 • Oct 16, 2015, 12:00 PM

Message:

ET MALWARE PlugX DNS Lookup (mailsecurityservice.com)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE PlugX DNS Lookup (mailsecurityservice.com)"; dns.query; content:"mailsecurityservice.com"; depth:23; nocase; endswith; fast_pattern; reference:url,citizenlab.org/2015/10/targeted-attacks-ngo-burma/; classtype:trojan-activity; sid:2021962; rev:5; metadata:created_at 2015_10_16, confidence Medium, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2020_09_17;)

Created:

Oct 16, 2015, 12:00 PM

Updated:

Sep 17, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Oct 1, 2025, 9:34 PM

Filename:

rules/emerging-malware.rules