Quasar Linux (QLNX) – Inside a Full-Featured Linux RAT

In previous research, Trend Micro have demonstrated how AI can be used to improve detection accuracy when new malware families emerge, particularly those that reuse or share code from open-source repositories. In this blog entry, Trends Micro researchers present another Read More …

Silver Fox uses new ABCDoor backdoor to target organisations in Russia and India

In December 2025, Kaspersky researchers detected a wave of malicious emails designed to look like official correspondence from the Indian tax service. A few weeks later, in January 2026, a similar campaign began targeting Russian organizations. Kaspersky have attributed this Read More …

Lotus Wiper: A new threat targeting the energy and utilities sector

In light of geopolitical tensions that occurred in the Caribbean region in late 2025 and early 2026, artifacts associated with the attack chain of a destructive wiping campaign targeting the energy and utilities sector in Venezuela were identified on a Read More …

Tracking Mirai Variant Nexcorium: A Vulnerability-Driven IoT Botnet Campaign

IoT devices are increasingly prime targets for large-scale attacks due to their widespread use, lack of patching, and often weak security settings. Threat actors continue exploiting known vulnerabilities to gain initial access and deploy malware that can persist, spread, and Read More …

From fake Proton VPN sites to gaming mods, this Windows infostealer is everywhere

Malwarebytes Labs researchers uncovered multiple campaigns distributing an infostealer we track as NWHStealer, using everything from fake VPN downloads to hardware utilities and gaming mods. What makes this campaign stand out isn’t just the malware, but how widely and convincingly Read More …

JanelaRAT: A financial threat targeting users in Latin America

JanelaRAT is a malware family that takes its name from the Portuguese word “janela” which means “window”. JanelaRAT looks for financial and cryptocurrency data from specific banks and financial institutions in the Latin America region. JanelaRAT is a modified variant Read More …

SparkCat malware returns to target Android and iOS users, hiding in innocent apps to try and steal your details

SparkCat, a mobile-first infostealer that targets people’s cryptocurrencies, is back with new upgrades that make it more difficult to spot. Cybersecurity researchers Kaspersky claim to have found multiple apps both in the Apple App Store and the Google Play Store Read More …

vSphere and BRICKSTORM Malware: A Defender’s Guide

Building on recent BRICKSTORM research from Google Threat Intelligence Group (GTIG), this post explores the evolving threats facing virtualized environments. These operations directly target the VMware vSphere ecosystem, specifically the vCenter Server Appliance (VCSA) and ESXi hypervisors. To help organizations Read More …

A laughing RAT: CrystalX combines spyware, stealer, and prankware features

In March 2026, Kaspersky researchers discovered an active campaign promoting previously unknown malware in private Telegram chats. The Trojan was offered as a MaaS (malware‑as‑a‑service) with three subscription tiers. It caught the researchers attention because of its extensive arsenal of capabilities. Read More …