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Ghost Ransomware a Persistent Global Threat to Critical Infrastructure

SecureWorld News

Ghost ransomware actors, identified as operating from China, have been targeting unpatched systems and stolen credentials to infiltrate networks, encrypt data, and demand ransom payments. Patching and vulnerability management Apply timely security updates to operating systems, software, and firmware.

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Threat spotlight: Conti, the ransomware used in the HSE healthcare attack

Malwarebytes

On the 14th of May, the Health Service Executive (HSE) , Ireland’s publicly funded healthcare system, fell victim to a Conti ransomware attack, forcing the organization to shut down more than 80,000 affected endpoints and plunging them back to the age of pen and paper. Earlier versions appended the.CONTI extension to encrypted files.

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North Korean APT targets US healthcare sector with Maui ransomware

Malwarebytes

State-sponsored North Korean threat actors have been targeting the US Healthcare and Public Health (HPH) sector for the past year using the Maui ransomware, according to a joint cybersecurity advisory (CSA) from the FBI, Cybersecurity and Infrastructure Security Agency (CISA), and the Department of the Treasury. – CSA Alert (AA22-187A).

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PYSA Ransomware Attacks Targeting Healthcare, Education and Government Institutions, FBI Warns

Hot for Security

The Federal Bureau of Investigation has issued a flash alert warning of an increase in PYSA ransomware attacks targeting government entities, educational institutions, private companies and the healthcare sector in the US and the UK. Install updates/patch operating systems, software, and firmware as soon as they are released.

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The High-Stakes Game of Ensuring IoMT Device Security

SecureWorld News

A 2021 Cynerio report revealed a staggering 123% increase in ransomware attacks on healthcare facilities, resulting in more than 500 incidents and costs exceeding $21 billion. New security solutions are now aiding healthcare organizations' IT teams in promptly resolving issues, even with devices from various manufacturers.

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How to Decrypt Ransomware Files – And What to Do When That Fails

eSecurity Planet

However, even with the best planning, organizations can find a few users, machines, or systems that were overlooked or whose backup may be corrupted or encrypted. How Does Ransomware Encryption Work? Ransomware encryption works like any other encryption. The file extensions of the encrypted files will also provide a clue.

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Flaws in Realtek RTL8170C Wi-Fi module allow hijacking wireless communications

Security Affairs

The Realtek RTL8710C module is based on a Cortex M3 processor, it is used for several applications in many industries, including Agriculture, Automotive, Energy, Gaming, Healthcare, Industrial, Security, and Smart Home. In the video PoC published by the researchers, on the right-hand-side window as “Sending malicious encrypted GTK”.

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