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Massive Data Breach in Mexican Health Care Sector Exposes 5.3 Million Users’ Data

 

In a significant data breach, Cybernews researchers discovered a 500GB unprotected database from a Mexican health care company on August 26, 2024, exposing sensitive details of approximately 5.3 million people. Information in the leak included names, CURP identification numbers, phone numbers, email addresses, and details of payment requests. This security lapse occurred due to a misconfigured Kibana visualization tool, which left the database publicly accessible. While health records were reportedly not taken, the exposed CURPs (Mexican ID numbers akin to Social Security numbers) create risks for identity theft and phishing attacks. 

The breach has been attributed to Ecaresoft, a Texas-based firm specializing in cloud-based Hospital Information Systems, which provides services like Anytime and Cirrus. Over 30,000 doctors and 65 hospitals rely on Ecaresoft’s solutions for scheduling, inventory management, and patient data handling. However, a lapse in securing this information has now exposed users to heightened cybersecurity risks. Besides personal details, the exposed database included patients’ ethnicities, nationalities, religions, blood types, dates of birth, and gender, along with specifics about medical visits and fees. Although hackers were not directly responsible for this breach, the open database left users’ data vulnerable to any threat actors actively scanning for unsecured files online. 

Ecaresoft has yet to release a statement addressing the issue. As the database has since been removed from public access, it remains unclear how long it was available or if the affected users are aware of the potential risk. The breach highlights a common yet preventable security oversight, where sensitive data left unprotected can be indexed by search engines or accessed by unauthorized parties. This incident underscores the broader importance of robust password management and server configuration practices. Past cases, such as Equifax’s breach in 2017 caused by the use of “admin” as a password, illustrate how easily weak configurations can lead to large-scale data theft. Such security lapses continue to raise awareness of the need for secure, authenticated access in cloud-based and digital health care systems. 

Data security in health care remains a global challenge as hospitals and medical systems rapidly digitize, exposing user data to increasingly sophisticated cyber risks. As this incident reveals, health organizations must adopt robust security measures, such as regularly auditing databases for vulnerabilities and ensuring all access points are secure.

New Android Banking Malware Targeting Mexican Users to Steal Financial Credentials

 

McAfee Mobile Malware Research Team has discovered an android banking malware targeting Mexican users by posing as a security banking tool or as a banking app designed to report an out-of-service ATM. 

In both scenarios, the banking malware depends on the sense of urgency to tempt targets to use the malicious app. If the target falls into a trap, this banking malware steals authentication factors crucial to accessing accounts on the targeted financial institutions in Mexico.

How does this malware spread?

Scammers use malicious phishing page that provides real banking security tips (copied from the original bank site) to lure potential victims into downloading a malicious app as a security tool or as an app to report out-of-service ATM. 

Researchers believe scammers are targeting android users by scam phone calls, a common methodology in Latin America. Fortunately, this malicious app has not been identified on Google Play yet, it can only be downloaded through a third-party website. 

Here’s how to protect yourself 

During the Covid-19 pandemic, financial institutions adopted various new ways to engage the clients. These rapid changes meant customers were more willing to accept new procedures and to install new apps as part of the ‘new normal’ to interact remotely. Seeing this, cyber-criminals introduced new scams and phishing attacks that looked more credible than those in the past. 

Android banking users in Mexico are advised to be cautious while accessing emails and attachments, and restrict themselves from downloading an app via unsecured websites. Organizations and individuals should keep their systems updated with the latest security patches for the operating systems and applications. They should also enable multi-factor authentication on their accounts, if possible, McAfee Mobile Malware Research Team advised.

Last month, researchers at the security firm ThreatFabric discovered a banking malware dubbed “Vultur” in Android apps downloaded from Google Play, it attempts to steal banking login information. The Vultur malware used code to recognize when a data entry form is being used by the victim then takes a screen grab, and finally begins keylogging. All of the data captured by the malware is then routed to a site specified by its designers.