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Antivirus

Using legitimate tools to hide malicious code

The authors of malware use various techniques to circumvent defensive mechanisms and conceal harmful activity. One of them is the practice of hiding malicious code in the context of a trusted process. Typically, malware that uses concealment techniques injects its code into a system process, e.g. explorer.exe. But some samples employ other interesting methods. We’re […]

Categories
Antivirus

Of scammers and cute puppies

We’ve followed tech support scammers for quite a while at Malwarebytes. They’ve been of particular interest because of their preference for scamming the poor, the elderly, and the developmentally disabled.  But there’s a diverse spectrum of online scams a criminal can profit from, and today we’re going to take a look at one of the […]

Categories
Antivirus

Phony WhatsApp used Unicode to slip under Google’s radar

After a troubling week for Google not so long ago, the company is under the spotlight once more for missing another app that, after further investigations by several members of Reddit, was found laden with adware. This app, which was called “Update WhatsApp Messenger,” used the logo and developer name of the real WhatsApp app—two elements that a user […]