Vidar Stealer Unmasked: Code Signing Abuse, Go Loaders and File Inflation

In April 2026, Unit 42 researchers identified a financially motivated campaign delivering Vidar stealer and the XMRig cryptocurrency miner to consumer and small- and medium-sized business victims worldwide. Attackers lure victims via malvertising to pages for downloading files that impersonate Read More …

Fake Netflix, Coca-Cola, and FIFA job scams target marketers

Attackers are impersonating major companies and recruiters to target marketing professionals, using trusted services and browser tricks to make the scam look legitimate. A BleepingComputer article detailing the campaign found at least 34 domains impersonating high-value companies, including Netflix, Coca-Cola, Adidas, and Read More …

When checking the URL isn’t enough: a Device Code Phishing attack via a Microsoft website

One of the most common pieces of anti-phishing advice is to double-check the website’s domain name before providing your credentials. Typically, a fraudulent domain stands out to the trained eye, differing from the official URL by at least a few Read More …

Fake IT bods on Microsoft Teams coax workers into installing malware

Cybercriminals are using fake IT support calls on Microsoft Teams to persuade employees to surrender control of their PCs before installing the EtherRAT remote access trojan, according to researchers at Palo Alto Networks’ Unit 42. Victims receive a phishing email disguised Read More …

Fake Google and Cloudflare verification pages spread multiple malware families

ClickFix attacks, which trick people into running malicious commands themselves, continue to evolve. This latest campaign uses fake Google and Cloudflare verification pages to convince victims to infect their own devices. A single mistake can install malware that steals passwords and Read More …

ONResolver RAT Abuses TON Blockchain to Target Japan’s Hotel Industry

In late May 2026, suspicious emails were identified being sent to Japanese partner companies of Booking.com, with the subject line “Important: Guest Stay Review Request” (重要:ゲスト滞在レビュー依頼). In this attack, a zip file was downloaded by accessing a hyperlink to a Read More …

Gizmodo readers hit with ClickFix malware prompts after account compromise

Veteran tech website Gizmodo confirmed a compromise on Saturday after readers reported ClickFix malware prompts appearing on article pages. Users posted screenshots of fake CAPTCHA windows appearing on Gizmodo’s site. The attack aims to fool users into running malicious code via their Read More …

Threat Actors Abuse claude.ai Shared Chat for ClickFix Malvertising Campaign

TrendAI™ Research tracked a sustained malvertising campaign that abused Google Ads to deliver ClickFix social engineering attacks disguised as popular AI developer tools. The campaign impersonated at least six legitimate brand names, including ChatGPT Codex, Perplexity, Cursor IDE, JetBrains, Claude AI, and Read More …

More than 12,000 servers supported a coordinated phishing infrastructure worldwide

When a suspicious email lands in your inbox promising financial rewards or urgent payment requests, the infrastructure behind that email is rarely what it appears to be. An investigation by Comparitech revealed a coordinated spam and phishing network spanning 12,704 servers in Read More …

Error 524 Decoy: Unmasking a Global Smishing Operation Hiding Behind Error Pages

Group-IB researchers expose a large-scale smishing and phishing operation impersonating 260+ brands across 72 countries, using fake Cloudflare error pages, geofencing, and encrypted WebSocket channels for real-time credit card theft. The operation has a layered anti-analysis evasion architecture, which uses Read More …