PUP Friday: Nikoff Security redux

Last Friday, I wrote about a set of 6 PUP apps by Nikoff Security. This week, there have been some new developments in the story, some good news and some bad news.

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PUP Friday: Nikoff Security

My attention was drawn a few weeks ago to a group of 6 apps in the Mac App Store, all made by someone named Nicholas Ebner. I downloaded the apps and ran them through their paces, and quickly my suspicions were confirmed.

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PUP Friday: MPlayerX

MPlayerX has been around for over 2 years. With it’s adware installer, adware, analysis avoidance behavior, and other PUPs calling it a PUP is a no-brainer.

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File-in-the-middle hijackers

This may be a new trend among browser hijackers, but it seems more than a coincidence that we found two browser hijackers using a very similar approach to reach their goal of taking victims to the sites of their choice.

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Systweak Redux: our response

On July 29, we published a blog titled “PUP Friday: Cleaning up with 5 star awards”, taking a look at a registry cleaner called RegCleanPro made by Systweak. We detect the file in question as a PUP, and covered it as part of our regular PUP Friday series. The makers of Systweak software posted both to our blog comments (with no response to my reply, at time of writing) and also posted a blog on their website titled “How Malwarebytes Got It All Wrong with RegClean Pro”.

Below is a reply to both the comments made to our blog and their own post. The comments from their blog are numbered and in bold, green text, with our responses to each point underneath.

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