Latest cybersecurity reporting from selected sources.

Russian-speaking UAT-11795 spreads trojanized Zoom, Webex, and MobaXterm installers to deliver Starland RAT and the WLDR memory-only implant. Cisco Talos researchers published a detailed technical report on July 16 disclosing UAT-11795, a financially motivated, Russian-speaking threat actor that has been running a malware campaign against users in the United States and Europe since at least […]

The U.S. Treasury Department's Office of Foreign Assets Control (OFAC) sanctioned two individuals and one entity for enabling ransomware attacks against U.S. organizations. [...]

The U.S. Treasury Department's Office of Foreign Assets Control (OFAC) has designated two individuals and a VPN service provider for enabling ransomware actors' and other cybercriminals' malicious activities, including ransomware attacks against Americans

A China-linked threat cluster has been exploiting vulnerable Roundcube servers at U.S. and Canadian universities to steal credentials and deploy backdoor malware. [...]

DragonForce hid for months by routing malware traffic through Microsoft Teams infrastructure, masking C2 activity and evading network detection. DragonForce ransomware operators hit a major U.S. services firm and stayed hidden for one to two months by routing their command-and-control traffic through Microsoft’s own Teams relay servers. Symantec’s threat hunters tracked the custom backdoor they […]

Threat Actor Silently Forwarded Sensitive Emails Matching Strategic TopicsGoogle says Chinese espionage group UNC6508 compromised REDCap environments at North American research institutions, deployed custom malware, stole credentials and covertly forwarded strategically relevant emails through abused compliance rules to support long-term intelligence collection.

A China-linked espionage campaign targeted exposed REDCap servers to deploy the InfiniteRed malware and steal sensitive data from a medical institution in North America. [...]

The JDY botnet, a malware network previously associated with Chinese threat actors like Volt Typhoon, has significantly expanded its targeting scope and reconnaissance efforts. [...]

Latin America and Europe become the target of two banking trojan campaigns that are designed to infect Windows and Android devices with Grandoreiro and BTMOB malware, respectively

Nimbus Manticore accelerated cyberattacks during wartime, using AI-assisted malware, fake Zoom installers, and SEO poisoning. When the United States launched Operation Epic Fury against Iran at the end of February 2026, most analysts expected the country’s cyber apparatus to hunker down and weather the storm. That’s not what happened. Instead, researchers at Check Point have […]

The Ukrainian cyberpolice, working in conjunction with U.S. law enforcement, has identified an 18-year-old man from Odesa suspected of running an infostealer malware operation targeting users of an online store in California. [...]

A sophisticated China-nexus advanced persistent threat (APT) group has been attributed to attacks targeting government entities in South America since at least late 2024 and government agencies in southeastern Europe in 2025

Cybersecurity agencies in the U.S. and U.K. are warning about a custom malware called Firestarter persisting on Cisco Firepower and Secure Firewall devices running Adaptive Security Appliance (ASA) or Firepower Threat Defense (FTD) software. [...]

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has revealed that an unnamed federal civilian agency's Cisco Firepower device running Adaptive Security Appliance (ASA) software was compromised in September 2025 with a new malware called FIRESTARTER

Banks and financial institutions in Latin American countries like Brazil and Mexico have continued to be the target of a malware family called JanelaRAT

A multi-pronged phishing campaign is targeting Spanish-speaking users in organizations across Latin America and Europe to deliver Windows banking trojans like Casbaneiro (aka Metamorfo) via another malware called Horabot

An Armenian suspect was extradited to the United States to face criminal charges for allegedly helping manage RedLine, one of the most prolific infostealer malware operations in recent years. [...]

A large-scale malvertising campaign active since January 2026 has been observed targeting U.S.-based individuals searching for tax-related documents to serve rogue installers for ConnectWise ScreenConnect that drop a tool named HwAudKiller to blind security programs using the bring your own vulnerable driver (BYOVD) technique

Microsoft has warned of fresh campaigns that are capitalizing on the upcoming tax season in the U.S. to harvest credentials and deliver malware

The U.S. Federal Bureau of Investigation (FBI) warned network defenders that Iranian hackers linked to the country's Ministry of Intelligence and Security (MOIS) are using Telegram in malware attacks. [...]