trbbank-business[.]co[.]com

This domain, trbbank-business.co.com, poses a significant threat as it impersonates Texas Regional Bank and attempts to lure users into providing their banking credentials. The site is designed to mimic the official business banking login page, making it easy for unsuspecting users to fall victim to credential theft. Once the site was taken offline, it was identified as a high-risk domain due to its deceptive nature and potential for financial loss.

Analysis indicates that trbbank-business.co.com has been flagged by 15 out of 95 security vendors on VirusTotal, highlighting the domain's malicious intent. The domain was created on February 21, 2026, which is a relatively recent date, suggesting a targeted and active campaign. Infrastructure analysis reveals that the domain resolved to the IP address 45.61.136.163, located in the United States and associated with AS399629 BL Networks. Additionally, the site has appeared on five security blocklists, including PhishDestroy, Polkadot, Enkrypt, Codeesura, and PhishingDB, further confirming its malicious nature.

If you have visited trbbank-business.co.com, it is crucial to take immediate action to secure your personal and financial information. Monitor your bank accounts and credit reports for any unauthorized activity. Consider changing your passwords and enabling two-factor authentication for added security. If you suspect that your credentials have been compromised, contact Texas Regional Bank immediately to report the incident and seek advice on protective measures.