The Week in Ransomware - April 5th 2024 - Virtual Machines under Attack
Ransomware attacks targeting VMware ESXi and other virtual machine platforms are wreaking havoc among the enterprise, causing widespread disruption and loss of services. [...]
Ransomware encrypts or steals data to disrupt operations and extort victims, making backups, access controls, and incident response essential.
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Background for this topic.
Ransomware is malware used to deny access to systems or data, usually by encrypting files and demanding payment for decryption. Many operations also steal sensitive information and threaten to publish it, so an attack can create both an availability crisis and a privacy or disclosure risk. Initial access may involve phishing, stolen credentials, exposed remote services, or exploitation of unpatched vulnerabilities; attackers may then move through the network before deploying the payload.
Defenses should combine vulnerability management, phishing-resistant authentication where practical, endpoint and network monitoring, and backups that are isolated from routine administrator access and regularly tested for recovery. Organizations should also limit privileges and segment critical systems to reduce the blast radius. An incident requires rapid containment, preservation of forensic evidence, restoration from known-good backups, and assessment of notification, legal, and regulatory obligations. Threat intelligence can help identify relevant criminal infrastructure or tactics, but it does not replace sound access control, patching, detection, and recovery practices.
Ransomware attacks targeting VMware ESXi and other virtual machine platforms are wreaking havoc among the enterprise, causing widespread disruption and loss of services. [...]
Panera Bread's recent week-long outage was caused by a ransomware attack, according to people familiar with the matter and emails seen by BleepingComputer. [...]
Chilean data center and hosting provider IxMetro Powerhost has suffered a cyberattack at the hands of a new ransomware gang known as SEXi, which encrypted the company's VMware ESXi servers and backups. [...]
Chilean data center and hosting provider IxMetro Powerhost has suffered a cyberattack at the hands of a new ransomware gang known as SEXi, which encrypted the company's VMware ESXi servers and backups. [...]
Jackson County, Missouri, is in a state of emergency after a ransomware attack took down some county services on Tuesday. [...]