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Home Alerts

Linux Ransomware Targets VMware ESXi

July 31, 2023
Reading Time: 2 mins read
in Alerts
Linux Ransomware Targets VMware ESXi

 

The emergence of Linux encryptors targeting VMware’s ESXi virtual machines has brought a new wave of ransomware attacks on enterprises. As organizations transition from individual servers to virtual machines for enhanced resource management, performance, and disaster recovery, ransomware gangs have shifted their focus to exploit this popular virtual machine platform.

Numerous ransomware operations, including Abyss Locker, Akira, Royal, Black Basta, LockBit, and others, have released Linux encryptors specifically designed to encrypt virtual servers on the VMware ESXi platform, making it a primary target for these malicious actors.

Abyss Locker, a relatively new ransomware operation believed to have surfaced in March 2023, employs tactics typical of other ransomware groups. They infiltrate corporate networks, steal sensitive data for double-extortion purposes, and proceed to encrypt devices connected to the network.

To exert pressure on victims, they leverage the stolen data, threatening to leak it unless a ransom is paid. The group established a Tor data leak site named ‘Abyss-data,’ currently listing fourteen victims, with the stolen data ranging from 35 GB to a staggering 700 GB.

The rise of Linux ransomware encryptors focused on VMware ESXi has created a grave concern for enterprises relying heavily on virtual machines. These targeted attacks pose significant risks to business continuity, data security, and reputation. The prevalence of double-extortion tactics, where data theft and encryption are combined to maximize ransom demands, further exacerbates the threats posed by these ransomware operations.

As ransomware gangs continually evolve and find new ways to exploit virtualization technologies, enterprises must prioritize robust cybersecurity measures, data backups, and security best practices to defend against such attacks and protect their critical systems and information.

Reference:
  • Linux version of Abyss Locker ransomware targets VMware ESXi servers
Tags: Cyber AlertCyber Alerts 2023CyberattackCybersecurityJuly 2023LinuxRansomwareRansomware AttackSensitive dataServersVmwareVulnerabilities
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