Ransomware attacks have surged in the 12 months ending in June 2023, with the United States accounting for 43 percent of the 1,900 attacks reported — 7x greater than that of the second most popular target, the United Kingdom, at 196. The period marked a 75 percent increase in U.S. ransomware attacks, which were perpetrated by 48 different groups including CL0P, a gang believed to have ties to Russia. U.S. companies, governmental organizations and individual consumers were targeted during the period, with healthcare and educational institutions disproportionately impacted, according to a study by cybersecurity firm Malwarebytes. Continue reading U.S. Impacted by Significant Increase in Ransomware Attacks

K7 Labs malware researcher Dinesh Devadoss discovered a new form of malware aimed at Mac computers. ThiefQuest (originally dubbed EvilQuest, until researchers discovered that’s the name of a Steam game) isn’t simply ransomware but also contains spyware that allows it to exfiltrate an infected computer’s files, search it for passwords and cryptocurrency wallet data, and nab passwords and credit card numbers. Even after a computer reboots, the spyware lingers as a backdoor that could be used for a second-stage attack. Continue reading ThiefQuest Is New Ransomware and Spyware Aimed at Macs

Adware is the flavor of malware that the ordinary person is most likely to encounter on a smartphone or browser. Aimed at generating profits, adware sneaks ads into apps and browsers, with advertisers paying developers based on the number of people who load them. The smartphone is the ideal environment for this version of malware, via apps sold in Apple’s App Store or Google Play Store. Ad malware largely goes unnoticed because its main impact (besides relentlessly serving ads) is to slow down the device. Continue reading Why Adware Is the Most Intrusive Malware on Our Devices

Adobe has finally pulled the plug on Flash, an application that Steve Jobs excoriated as far back as 2010 for being too insecure and proprietary for the iPhone. Adobe stated that it would no longer update and distribute the Flash Player at the end of 2020, and many in the industry will cheer its demise. In fact, Chrome, Microsoft Edge and Safari have been blocking Flash for the past year, but many sites devoted to gaming, education and video still use Flash, whose infamously weak security has been exploited by malware. Continue reading Weak Security and Obsolescence Leads to Demise of Flash