Rule History

SID: 2067667 • Source: et/open

Versions (2)

Version DetailsCurrent

Rev: 1 • Feb 13, 2026, 12:00 PM

Message:

ET MALWARE Observed DNS Query to MacSync Stealer Domain (airportsock .xyz)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed DNS Query to MacSync Stealer Domain (airportsock .xyz)"; dns.query; dotprefix; content:".airportsock.xyz"; nocase; endswith; classtype:trojan-activity; sid:2067667; rev:1; metadata:attack_target Client_Endpoint, created_at 2026_02_13, deployment Perimeter, malware_family MacSync, confidence High, signature_severity Major, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2026_02_13;)

Created:

Feb 13, 2026, 12:00 PM

Updated:

Feb 13, 2026, 12:00 PM

DB Created:

Feb 13, 2026, 10:34 PM

DB Updated:

Feb 16, 2026, 10:35 PM

Filename:

rules/emerging-malware.rules