Rule History

SID: 2026645 • Source: et/open

Versions (3)

Version DetailsCurrent

Rev: 3 • Nov 22, 2018, 12:00 PM

Message:

ET MALWARE OceanLotus Stage 2 Domain in DNS Lookup (cdn-ampproject .com)

Rule:

alert dns $HOME_NET any -> any any (msg:"ET MALWARE OceanLotus Stage 2 Domain in DNS Lookup (cdn-ampproject .com)"; dns.query; content:"cdn-ampproject.com"; nocase; fast_pattern; endswith; reference:url,www.welivesecurity.com/2018/11/20/oceanlotus-new-watering-hole-attack-southeast-asia/; classtype:targeted-activity; sid:2026645; rev:3; metadata:affected_product Windows_XP_Vista_7_8_10_Server_32_64_Bit, attack_target Client_Endpoint, created_at 2018_11_22, deployment Perimeter, performance_impact Low, confidence High, signature_severity Major, tag OceanLotus, updated_at 2020_09_16;)

Created:

Nov 22, 2018, 12:00 PM

Updated:

Sep 16, 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