Versions (2)
Version DetailsCurrent
Rev: 1 • Aug 25, 2025, 12:00 PMET MALWARE Observed DNS Query to TA450 Domain (opluschat .com)
alert dns $HOME_NET any -> any any (msg:"ET MALWARE Observed DNS Query to TA450 Domain (opluschat .com)"; dns.query; dotprefix; content:".opluschat.com"; nocase; endswith; classtype:trojan-activity; sid:2064140; rev:1; metadata:attack_target Client_Endpoint, created_at 2025_08_25, deployment Perimeter, confidence High, signature_severity Major, tag TA450, tag Description_Generated_By_Proofpoint_Nexus, updated_at 2025_08_25;)
Aug 25, 2025, 12:00 PM
Aug 25, 2025, 12:00 PM
Aug 25, 2025, 9:35 PM
Aug 26, 2025, 9:34 PM
rules/emerging-malware.rules