Meet Extenbro, a new DNS-changer Trojan protecting adware

We found a new Trojan that uses aggressive techniques, including blocking access to security sites, to deliver an adware bundler. Read up on what Extenbro can do and how to get this pest off your system.

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PUP Friday: Let’s talk generic

For this PUP Friday post, we’re going to look into PUPs that we can simply classify as “Downloaders”. We have sampled a bundler offering the program called Internet Download Manager, which is capable of downloading other files we detect as PUP and connects to sites leading to suspicious destinations.

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PUP Friday: One Click, Many Downloads

Files that Malwarebytes Anti-Malware (MBAM) detect as OneClickDownloader are what we call bundlers. We have defined bundlers as a blend of programs that are bunched up together to be installed with a main program, which is usually what users desire to install onto their systems. These additional programs are other unwanted software, such as adware and toolbars.

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DynamicPricer PUP disables browser updates

DynamicPricer is an adware application installed by bundlers that also installs an old version of Chrome and disables updates for Chrome and Firefox.

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Stolen 7-zip bundled with adware?

A CheckOffer bundler included a copy of 7-zip that the author knew nothing about. And the ripoff even has its own site called sevenzip.info

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Outbrowse and Other Bundlers

Bundlers are packages that install more than one program on a system. Some offer you a choice while others are less flexible and just go ahead. The Outbrowse bundler is a typical example

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Driver Updaters: Digital Snake Oil, Part 2

Having built a successful money printing machine, based on registry scanner snake oil, how do you diversify? Driver Updaters!

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“WinYahoo” PUP Modifies Chrome Secure Preferences

An interesting PUP known as “WinYahoo” modifies secure settings in Chrome undetected and hijacks browser settings while also installing rogue extensions.

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