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Ranzy Locker ransomware hit tens of US companies in 2021

Security Affairs

“Unknown cyber criminals using Ranzy Locker ransomware had compromised more than 30 US businesses as of July 2021. Below are the recommended mitigations included in the alert: Implement regular backups of all data to be stored as air gapped, password protected copies offline. ” reads the flash alert. Pierluigi Paganini.

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Top 10 Malware Strains of 2021

SecureWorld News

Cybersecurity and Infrastructure Security Agency (CISA) and the Australian Cyber Security Centre (ACSC) released a joint Cybersecurity Advisory (CSA) providing details on the top malware strains of 2021. The top malware strains in 2021 included remote access Trojans (RATs), banking Trojans, information stealers, and ransomware.

Malware 88
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Three more ransomware attacks hit Water and Wastewater systems in 2021

Security Affairs

RDP accesses); Exploitation of vulnerabilities affecting control systems running vulnerable firmware versions. The three new incidents included in the advisory are: In August 2021, malicious cyber actors used Ghost variant ransomware against a California-based WWS facility. Follow me on Twitter: @securityaffairs and Facebook.

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MyBook Users Urged to Unplug Devices from Internet

Krebs on Security

The My Book Live and My Book Live Duo devices received its final firmware update in 2015. “It can be triggered by anyone who knows the IP address of the affected device, as exploited in the wild in June 2021 for factory reset commands,” NVD wrote. We understand that our customers’ data is very important.

Internet 303
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New Qlocker ransomware infected hundreds of QNAP NAS devices in a few days

Security Affairs

“The Multimedia Console, Media Streaming Add-on, and Hybrid Backup Sync apps need to be updated to the latest available version as well to further secure QNAP NAS from ransomware attacks. The company also recommends updating the Multimedia Console, Media Streaming Add-on, and Hybrid Backup Sync apps to the latest versions.

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TLStorm flaws allow to remotely manipulate the power of millions of enterprise UPS devices

Security Affairs

Uninterruptible power supply (UPS) devices provide emergency backup power for mission-critical systems. Two of the TLStorm vulnerabilities reside in the TLS implementation used by Cloud-connected Smart-UPS devices, while the third one is a design flaw in the firmware upgrade process of Smart-UPS devices.

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A new wave of Qlocker ransomware attacks targets QNAP NAS devices

Security Affairs

The threat actors behind the attacks were exploiting an improper authorization vulnerability, tracked as CVE-2021-28799 , that could allow them to log in to a NAS device. “A A ransomware campaign targeting QNAP NAS began the week of April 19th, 2021. Up to date apps and firmware seem not to help either.”