Rule History

SID: 2025121 • Source: et/open

Versions (4)

Version DetailsCurrent

Rev: 3 • Dec 5, 2017, 12:00 PM

Message:

ET MALWARE MewsSpy.AE Onion Domain (cxkefbwo7qcmlelb in DNS Lookup)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE MewsSpy.AE Onion Domain (cxkefbwo7qcmlelb in DNS Lookup)"; dns.query; content:"cxkefbwo7qcmlelb"; nocase; depth:16; reference:md5,e69b3a5b8fccd8607e08dd6d34ae99a9; classtype:trojan-activity; sid:2025121; rev:3; metadata:attack_target Client_Endpoint, created_at 2017_12_05, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Major, tag DNS_Onion_Query, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2021_04_13;)

Created:

Dec 5, 2017, 12:00 PM

Updated:

Apr 13, 2021, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

Sep 29, 2025, 9:34 PM

Filename:

rules/emerging-malware.rules