Latest cybersecurity reporting from selected sources.

Also, AI Video Mocking Trump and Musk Disrupts HUD OfficesThis week, a U.S. Army soldier pleaded guilty, an AI video displayed to federal workers mocked Donald Trump and Elon Musk, a Saudi firm hit by ransomware, a new North Korean scam, hackers targeted Ukrainian notaries, CISA flagged two flaws, a botnet targeted Microsoft 365 and unpatched Ivanti VPNs.

The operators of the mysterious Quad7 botnet are actively evolving by compromising several brands of SOHO routers and VPN appliances by leveraging a combination of both known and unknown security flaws

VPN Endpoints, Wireless Routers and Network-Attached Storage Devices Are TargetsOperators behind a mysterious botnet named for a TCP routing port number are expanding the universe of targeted devices and taking steps to hide their infrastructure, warn Sekoia researchers. The 7777 - or Quad7 - botnet appears to have emerged in 2023.

The Quad7 botnet is expanding its targeting scope with the addition of new clusters and custom implants that now also target Zyxel VPN appliances and Ruckus wireless routers. [...]

DoJ says 911 S5 crew earned $100M from 19 million PCs pwned by fake VPNs US authorities have arrested the alleged administrator of what FBI director Christopher Wray has described as "likely the world's largest botnet ever," comprising 19 million compromised Windows machines used by its operators to reap millions of dollars over the last decade.…

The U.S. Department of Justice (DOJ) today said they arrested the alleged operator of 911 S5, a ten-year-old online anonymity service that was powered by what the director of the FBI called "likely the world's largest botnet ever." The arrest coincided with the seizure of the 911 S5 website and supporting infrastructure, which the government says turned computers running various "free VPN" products into Internet traffic relays that facilitated billions of dollars in online fraud and cybercrime.

The Chinese state-sponsored APT hacking group known as Volt Typhoon (Bronze Silhouette) has been linked to a sophisticated botnet named 'KV-botnet' since at least 2022 to attack SOHO routers in high-value targets. [...]

Intelligence agencies in the U.K. and the U.S. disclosed details of a new botnet malware called Cyclops Blink that's been attributed to the Russian-backed Sandworm hacking group and deployed in attacks dating back to 2019