cupolatricol[.]duckdns[.]org

The domain cupolatricol.duckdns.org has been identified as a credential phishing threat, currently marked as active. Analysis indicates this domain is designed to harvest login credentials through deceptive login portals, though no specific brand impersonation has been confirmed at this time. The domain remains operational and continues to pose a risk to users who may encounter it through phishing campaigns or malicious redirects. Infrastructure analysis reveals the domain resolves to the IP address 45.61.150.63 and was registered through DuckDNS, a dynamic DNS provider often exploited for malicious purposes. Security vendor detections on VirusTotal show 15 of 95 engines flagging the domain as malicious, while it appears on one additional security blocklist. The SSL certificate is issued by Let's Encrypt, a common choice for both legitimate and malicious domains due to its free and automated issuance process. No historical registration data is available for this subdomain, as DuckDNS does not provide public creation timestamps. Current status indicates the domain remains active and unmitigated, with no takedown efforts observed. Organizations and individuals are advised to block the domain at the DNS or proxy level, as well as the associated IP address 45.61.150.63. Endpoint protection solutions should be updated to include this domain in phishing detection rules, and users should be educated to recognize dynamic DNS subdomains in phishing attempts. Network logs should be reviewed for connections to this domain or IP to identify potential compromises. Given the high-risk classification, immediate action is recommended to prevent credential theft or further exploitation.