qfsblockchain[.]org

This domain is flagged as a confirmed brand impersonation phishing site targeting Blockchain.com, a cryptocurrency wallet and exchange platform. Analysis indicates an elevated risk level due to its direct mimicry of a trusted financial service, designed to deceive users into disclosing sensitive credentials or transferring assets under false pretenses. The domain was operational but has since been taken offline, though residual risk remains for users who may have interacted with it prior to deactivation. Infrastructure analysis reveals the domain qfsblockchain.org was registered through OwnRegistrar, Inc. on August 27, 2024, and resolved to the IP address 163.61.188.5. The page title, 'HomeHome,' suggests an attempt to replicate the legitimate Blockchain.com interface, though the duplication appears rudimentary. Security vendor detections on VirusTotal reached 9 out of 95, indicating broad consensus on its malicious nature. The domain currently appears on one security blocklist and was previously blocked by PhishDestroy. No additional subdomains or associated certificates were identified in passive DNS records at the time of analysis. Mitigation for this specific threat type involves immediate domain blacklisting across all network security controls, including firewalls, email gateways, and endpoint protection systems. Organizations should conduct retrospective log analysis to identify any prior interactions with the domain or its associated IP address (163.61.188.5) and flag affected accounts for credential rotation. Users who may have visited the site should be directed to reset passwords and enable multi-factor authentication on their Blockchain.com accounts. Security teams are advised to monitor for similar impersonation domains using variations of 'blockchain' or 'qfs' in their naming conventions, as threat actors frequently reuse themes across campaigns.