Malware Stories May 18

PSA: Here’s how to check for – and remove – the Mac malware mshelper

If your Mac seems to be running at high fan rates or you’re seeing reduced battery-life for no apparent reason, you may want to check for some Mac malware that seems to be going around …

Malware Stories April 25

Macs are not immune to malware, but they are pretty well-protected. By default, macOS won’t allow unrecognized apps to be installed, and it needs the user to agree to override this. Even when they are installed, sandboxing limits the damage that can be done, which is why most Mac malware is actually adware – annoying but not damaging.

A common way for attackers to get malware onto a Mac is to disguise it as something else, to trick technically naive users into installing it. Fake installers for Adobe Flash Player are particularly favored, and Malwarebytes has found a variant that’s nastier than usual …

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Malware Stories July 25, 2017

[UPDATE: Apple confirmed to us that any systems that are up to date, running El Capitan or later, are protected. We’ve also confirmed from those in the know that the issue has been fixed since around January and only affected older and out of date Macs.]

A security researcher has discovered a piece of Mac malware that allows an attacker to activate the webcam to take photos, take screenshots and capture keystrokes.

Synack researcher Patrick Wardle says that the malware has been infecting Macs for at least five years, and possibly even a decade …

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Malware Stories June 23, 2017

McAfee tells us that the growth in Mac malware seen last year has continued into this year, growing 53% in the first quarter alone. The total number of instances of malware detected has reached over 700,000.

As before, though, the headline number isn’t as alarming as it might appear …

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Malware Stories May 24, 2017

PSA: Many major media players vulnerable to attack via malicious subtitles files [Video]

Security researchers have discovered a surprising new way for attackers to gain control of a machine: malicious subtitles. The vulnerability is device-independent, meaning it could be used to gain control of anything from an iPhone to a Mac.

Malware Stories May 15, 2017

The WannaCry ransomware attack may have been exploiting a vulnerability in Windows, but the lesson it provides – the importance of keeping both computers and mobile devices updated – is one applicable to all of us, Apple users included.

WannaCry itself targeted a vulnerability that had existed in Windows all the way through from XP to the latest Windows 10. Microsoft issued a patch to fix the issue for Windows Vista onwards back in March, but many organizations failed to update.

The scale of the attack – which caused widespread disruption around the world – should be a wake-up call to consumers, businesses and governments alike …

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