chainoperacoai[.]com

This domain, chainoperacoai.com, was identified as a credential harvesting infrastructure targeting Google users. Analysis indicates the site employed brand impersonation techniques to trick visitors into submitting login credentials, likely through a fake authentication portal. The page title 'Just a moment...' suggests the use of Cloudflare protection to obscure malicious activity, a tactic commonly observed in phishing campaigns designed to evade detection during the initial load phase. Infrastructure analysis reveals multiple high-confidence indicators of compromise. The domain was registered through NiceNIC International Group Co., Limited on February 24, 2026, an unusual future date that may indicate falsified registration details. It resolved to the IP address 104.21.15.67 and was flagged by 7 out of 95 security vendors on VirusTotal, including detection as a phishing threat. The domain appears on one security blocklist and was served via Cloudflare, utilizing technologies such as HSTS and HTTP/3 to mimic legitimate Google services. The SSL certificate was issued by Google Trust Services, further enhancing the illusion of authenticity. Users who visited chainoperacoai.com should assume their credentials may have been compromised. Immediate action is required, including resetting passwords for any accounts accessed during or after the visit. Multi-factor authentication should be enabled where available to mitigate unauthorized access. System scans using updated security tools are recommended to detect potential follow-up malware or persistence mechanisms. Organizations should review logs for connections to 104.21.15.67 and monitor for suspicious authentication attempts originating from affected devices.