- New BoryptGrab Stealer Targets Windows Users via Deceptive GitHub Pages
March 5, 2026
Trend Micro researchers recently found the existence of a new stealer binary that collects browser and cryptocurrency wallet data, system information, and common files, among others. The researchers designated this new stealer BoryptGrab. Certain variants of the stealer can download a PyInstaller backdoor, which Trend Micro refer to as TunnesshClient. TunnesshClient establishes a reverse Secure Shell ...
- Kaspersky dismisses claims Coruna iPhone exploit kit is connected to NSA-linked operation
March 4, 2026
Russian cybersecurity outfit Kaspersky is waving away claims that an iPhone exploit kit recently uncovered by Google was developed by the same people who were behind a group of zero-days that allegedly compromised thousands of Russian diplomats in a 2023 campaign. After Google’s Threat Intelligence Group (GTIG) published its findings on the Coruna exploit kit this ...
- Coruna: The Mysterious Journey of a Powerful iOS Exploit Kit
March 3, 2026
Google Threat Intelligence Group (GTIG) has identified a new and powerful exploit kit targeting Apple iPhone models running iOS version 13.0 (released in September 2019) up to version 17.2.1 (released in December 2023). The exploit kit, named “Coruna” by its developers, contained five full iOS exploit chains and a total of 23 exploits. The core technical ...
- New Android malware can hack every top phone maker’s security, and costs less than a second-hand iPhone
February 28, 2026
Oblivion is a newly observed Android Remote Access Trojan which reportedly targets a range of popular devices running Android 8 through 16. Security researchers at Certo have examined the tool, which is sold on a subscription basis starting at $300, and claims to be capable of working on heavily customized systems from Samsung, Xiaomi, and ...
- Exposing the Undercurrent: Disrupting the GRIDTIDE Global Cyber Espionage Campaign
February 25, 2026
Last week, Google Threat Intelligence Group (GTIG), Mandiant, and partners took action to disrupt a global espionage campaign targeting telecommunications and government organizations in dozens of nations across four continents. The threat actor, UNC2814, is a suspected People’s Republic of China (PRC)-nexus cyber espionage group that GTIG has tracked since 2017. This prolific, elusive actor has ...
- North Korea’s Lazarus Group targets healthcare orgs with Medusa ransomware
February 24, 2026
North Korea’s Lazarus Group appears to have added another tool to its kit. It has begun using Medusa ransomware in extortion attacks targeting at least one US healthcare organization and an unnamed victim in the Middle East, according to Symantec and Carbon Black threat hunters. The US healthcare attempt failed, while the Middle East organization was ...
- Fake Zoom meeting “update” silently installs surveillance software
February 24, 2026
A fake Zoom meeting website is silently pushing surveillance software onto Windows machines. Visitors land on a convincing imitation of a Zoom video call. Moments later, an automatic “Update Available” countdown downloads a malicious installer—without asking for permission. The software being installed is a covert build of Teramind, a commercial monitoring tool companies use to record ...
- Massive Winos 4.0 Campaigns Target Taiwan
February 20, 2026
FortiGuard Labs recently observed several targeted phishing campaigns in Taiwan that use themes designed to exploit local business processes. These campaigns disseminate Winos 4.0 (ValleyRat) and subsequent malicious plugins through weaponized attachments or embedded links. The lures mimic official communications, such as tax audit notifications, tax filing software installers, and cloud-based e-invoice downloads. Fortinet researchers analysis ...
- Arkanix Stealer: C++ and Python infostealer
February 19, 2026
In October 2025, Kaspersky researchers discovered a series of forum posts advertising a previously unknown stealer, dubbed “Arkanix Stealer” by its authors. It operated under a MaaS (malware-as-a-service) model, providing users not only with the implant but also with access to a control panel featuring configurable payloads and statistics. The set of implants included a publicly ...
- Divide and conquer: how the new Keenadu backdoor exposed links between major Android botnets
February 17, 2026
In April 2025, Kaspersky reported on a then-new iteration of the Triada backdoor that had compromised the firmware of counterfeit Android devices sold across major marketplaces. The malware was deployed to the system partitions and hooked into Zygote – the parent process for all Android apps – to infect any app on the device. This allowed ...