Malware

How to Stay Safe from TamperedChef Malware Hiding in Productivity Apps If you’ve ever downloaded an installer for Microsoft Teams, Slack, or Zoom from a third-party site, you may have bypassed the official source and gotten something else. A recent malware campaign called TamperedChef is doing exactly that: it uses signed installers of common productivity apps to sneak past security checks and deliver information stealers and remote access trojans (RATs). According to cybersecurity news reports from late May 2026, the campaign is active and targets remote workers and small business owners who rely on these tools. ...

Sneaky Malware Hides Inside Signed Productivity Apps: What to Do A new malware campaign called TamperedChef takes advantage of a simple fact: most people trust apps with a valid digital signature. The attackers sign malicious installers using stolen or forged certificates, making them look like legitimate productivity tools—Microsoft Teams, Slack, or Zoom. Once installed, the software drops infostealers and remote access trojans (RATs) instead of the promised app. ...

Malware That Hides in Signed Apps: How to Protect Yourself from TamperedChef If you download productivity software like Microsoft Teams, Office tools, or collaboration apps, you probably assume that if the file has a valid digital signature, it’s safe. A newly documented campaign called TamperedChef shows why that assumption can be dangerous. Attackers are using signed, but malicious, versions of popular apps to deliver information stealers and remote access trojans (RATs). Here’s what’s happening and what you can do about it. ...

How Malware Hides in Signed Apps: What the TamperedChef Campaign Means for Your Downloads You’ve probably heard the advice: only install apps from official sources and check that they are digitally signed. That’s still good guidance, but it’s not foolproof. A recent malware campaign called TamperedChef shows that even signed productivity apps can be weaponized to deliver stealers and remote access trojans (RATs). Understanding how this works and what you can do about it can help you avoid becoming a victim. ...

TamperedChef Malware Lurks Inside Signed Apps: What You Need to Know Now A new wave of malware is making the rounds, and it’s doing something that might surprise you – hiding inside legitimate-looking, digitally signed copies of everyday productivity tools. Known as TamperedChef, this campaign has been delivering information stealers and remote access trojans (RATs) to unsuspecting users, primarily through apps like TeamViewer, Slack, and Microsoft Teams. Here’s what’s going on and how to keep your devices safe. ...

How to Spot and Remove Malicious Chrome Extensions That Steal Your Data You install a Chrome extension to make your life easier—a grammar checker, a coupon finder, or a tab manager. It works fine for weeks. Then one day you notice odd pop‑ups, a new toolbar button you didn’t add, or your account gets compromised. ...

Is That Chrome Extension Safe? How ‘Productivity’ Tools Can Turn Into Malware You probably have a handful of Chrome extensions installed—one for password management, another for grammar checking, maybe a coupon finder or a note-taking side panel. They’re convenient, lightweight, and often free. But over the past few years, attackers have quietly turned this convenience into a serious liability. A growing number of extensions that appear to be harmless productivity aids are being used as backdoors to steal data, inject ads, or install further malware on both personal and corporate devices. ...

4 Red Flags Your Chrome Extension Might Be a Backdoor A recent report from March 2026 highlighted a troubling trend in the Chrome extension ecosystem: attackers are buying up legitimate productivity extensions and pushing updates that turn them into backdoors. The article, published by Security Boulevard, documented how extensions with millions of users can be compromised after a change in ownership. For anyone who relies on browser-based tools for work or personal use, this is worth understanding — not to panic, but to know what to look for. ...

Are Your Chrome Extensions Safe? A Practical Guide to Avoiding Malicious Add-Ons Introduction Browser extensions are small but powerful. They can block ads, manage passwords, take notes, or streamline your workflow. But that same power is also what makes them attractive to attackers. Malicious Chrome extensions—often disguised as productivity tools—have become a reliable way to spy on browsing activity, steal login credentials, and even slip past corporate firewalls. Recent investigations show that these add-ons are now being used in sophisticated attacks that start inside the browser. ...

Chrome Extensions Turned Attack Vectors: What to Do Right Now Even useful browser extensions can become a hidden threat. Recent reports from Security Boulevard and other security outlets describe a campaign in which seemingly legitimate productivity extensions for Chrome were used as backdoors to infiltrate enterprise systems. The attack relied on a supply-chain compromise—attackers injected malicious code into extensions that appeared normal, then distributed them through official channels. If you use Chrome at work or even at home, understanding how this happened and what you can do about it is worth a few minutes of your time. ...