Rule History

SID: 2023421 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 5 • Oct 25, 2016, 12:00 PM

Message:

ET MALWARE APT28/Sednit DNS Lookup (updmanager .com)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE APT28/Sednit DNS Lookup (updmanager .com)"; dns.query; content:"updmanager.com"; depth:14; nocase; endswith; fast_pattern; reference:url,www.welivesecurity.com/wp-content/uploads/2016/10/eset-sednit-part-2.pdf; classtype:targeted-activity; sid:2023421; rev:5; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2016_10_25, deployment Perimeter, malware_family APT28_Sednit, confidence Medium, signature_severity Major, updated_at 2020_09_17;)

Created:

Oct 25, 2016, 12:00 PM

Updated:

Sep 17, 2020, 12:00 PM

DB Created:

Sep 21, 2024, 3:00 AM

DB Updated:

May 30, 2025, 12:04 AM

Filename:

rules/emerging-malware.rules