What is user_feed_synchronization

Some users have been wondering if msfeedssync.exe is legitimate or not. Their suspicions generally arise once after they get regular errors linked through the msfeedssync.exe or best after they discover the process in Task Manager.

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The errors linked with msfeedssync.exe (Microsoft Feeds Synchronization has actually encountered a difficulty and also needs to close, etc.) are appearing because the sync wizard is having actually trouble retrieving some of the scheduled RSS feeds.

Note: This job is additionally well-known fo periodically producing command window popups (taskeng.exe) in the title bar.


While this process is most most likely is most most likely not attached to malicious task, it could be worth it to investigate, especially if you experience constant high-resource intake by msfeedssync.exe. Tright here are two malware variations capable of pumping your computer full of adware that especially uses msfeedssync.exe as camouflage in order to protect against security checks.

What is Msfeedssync.exe?

Msfeedssync stands for Microsoft Feeds Synchronization. The legitimate msfeedssync.exe is fundamentally a Task Scheduler task existing on Web Explorer 7 and also Net Explorer 8 wright here automatic RSS Feeds are set off by default.

The task of the msfeedssync.exe job is to start at continual intervals ( as mentioned by the internet browser) and also search for new RSS feeds updates. As quickly as the job manperiods to update to the brand-new RSS feeds, it have to instantly terminate.

RSS feeds are incredibly common with news and also blog websites but have the right to also be encountered via other forms of digital content. Many of the time, the RSS feed has the same exact content as the webweb page, however it’s formatted a little in different ways. When you subscribe to a new RSS feed, IE will automatically download new feed content routinely so you can be updated on what is brand-new.

Whenever before you subscribe to a brand-new feed, a Scheduled task (msfeedssync.exe) will certainly be developed in Task Scheduler in order to periodically inspect for brand-new content. Keep in mind that this task (msfeedssync.exe) is enabled by default on IE 7 and also IE 8, but you could accidentally create it yourself by accidentally clicking the “Feeds” icon connected via a specific website.

Potential defense risk?

From our investigations, we managed to uncover two various malware variations that are particularly camouflaging as the legitimate msfeedssync.exe in order to avoid acquiring picked up by defense scans.

Both Trojan-FakeAV.Win32.Windef.qfn and Worm:Win32/Ainslot.A malware variations are exceptionally likely to gain picked up by digital any kind of antivirus suite (built-in or 3rd party). But this becomes much less most likely if you’re running an outdated Windows version that doesn’t have the latest updates installed.

Thus, it’s incredibly necessary to go through the absolute minimum verification procedures to make sure that the msfeedssync.exe process is not malicious. A great start in determining this is to examine the procedure location through Task Manager. To carry out this, open Task Manager (Ctrl + Shift + Esc), situate the msfeedssync.exe, right-click on it and choose Open Data Location.

If the revealed location is in C: Windows System 32, the executable is the majority of most likely real. In the event that the revealed route is various, you’re a lot of likely dealing with a malicious executable.

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But regardless of the first outcome, you need to take the moment to go with at least another investigation action. We recommfinish uploading the executable found through the actions above to VirusTotal for evaluation.


If the evaluation reveals any concerns around the protection of msfeedssync.exe, you need to scan your device with a powerful defense scanner. If you don’t have one at the prepared, you have the right to gain it here

Should I disable the legitimate Msfeedssync.exe?

Once you make sure that the executable is not malicious, it’s up to you to decide if you want to save using Msfeedssync.exe. If you’re not using any kind of RSS feeds delivered by Net Explorer, it’s perfectly fine to disable the job. Doing so will not affect your browsing endure in the slightest of methods. This is likewise true if you’re making use of a various third party web browser. If you’re bothered by the errors resulted in by the Msfeedssync.exe task, disabling it have to stop the odd behavior.

On the various other hand also, if you’re indeed utilizing IE’s RSS Feeds, disabling the Msfeedssync.exe will suppose that your feeds will no longer update.

However, if you decide to go through via it and also disable Msfeedssync.exe and the use that it brings, you have to not delete the executable manually. Doing so will just have actually a momentary effect and also as IE is perfectly capable of recreating the absent component at the following reboot.

Instead, follow among the approaches below to permanently disable msfeedssync.exe along with the functionality that it brings.

Method 1: Disabling msfeedssync.exe through a Run command

The most basic way to prevent the msfeedssync.exe job from creating errors or from getting here in Task Manager is to run a basic Run command (msfeedssync disable + Enter).

To carry out this, press Windows vital + R to open up a new Run home window. Then, kind “msfeedssync disable and also hit Enter.


Note: Keep in mind that you won’t view any type of confirmation message. If you don’t obtain an error message after you hit Get in, it indicates that the command has prospered and msfeedssync.exe is now disabled.

All that’s left to do is reboot your system and gain making use of your mechanism without the annoying pop-ups and also errors brought about by msfeedssync.exe. If you ever decide to go ago to the old behavior, open an additional Run window (Windows key + R), type “msfeedssync enable” and also hit Enter. This will certainly re-enable the job and revert your mechanism to the old habits.

You deserve to additionally refer to Method 2 for a different means of disabling the msfeedssync task.

Method 2: Disabling msfeedssync.exe by means of Feeds and also Internet Slices

Another way to proccasion the Msfeedssync.exe job from ever bothering you aacquire is to revolve it off by means of your Web Explorer’s alternatives.

By removing the checkmark associated with Automatically check feeds and Net Slices for updates, you’ll additionally remove the User Feed Synchronization job from Task Scheduler.

Here’s a quick overview to disabling the Msfeedssync.exe task via the Web Explorer’s options:

Open Internet Explorer, click on the setting wheel and click on Net Options.
In the Net Options home window, expand the Content tab and click the Settings switch associated via Feeds and Net Slices.
In the Feed and also Net Slice Settings menu, ssuggest uninspect the checkbox associated via Automatically check feeds and also Internet Slices for updates.
Exit Net Explorer and reboot your system.

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That’s it. You have to stop seeing the Msfeedssync.exe process in Task Manager and also any errors connected via this executable. If you ever decide to re-allow the process, re-follow the steps over and examine package associated with Automatically examine feeds and also Internet Slices for updates.