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How to get rid of the SfX Virus

Sometimes the SfX file may cloak a virus, e.g. Kaspersky found Net-Worm.Win32.Koobface.bhd or, as the case may be, Trojan-Downloader.Win32.Agent.cotp, as well as Microsoft found TrojanProxy:Win32/Koobface.gen!F. If your anti-virus software does not detect a virus, try using a supplementary free Anti-Malware scanner.

Other problems with SfX.DlL

As is typical for Windows: sfx (sfx) contains no data regarding the software that installed this process. Nor is there any indication of who the producer of this software is. An obsolete or defective version of SfX.DlL can cause problems for your computer that can range from slowness to error messages such as these:

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What you should know about SfX.DlL SfX.DlL

SfX.DlL is not a Windows system file and is known to frequently cause computer problems. The file SfX.DlL is found in a subdirectory of "C:\Program Files". Frequently occurring are file sizes such as 33,792 bytes (68% of all these files), 10,752 bytes or, as the case may be, 11,264 bytes.
You can end this service, pause it, or restart it by going to System and Security/Administrative Tools/Services in Control Panel. The service does not run under your user account. There is no internal description of the file. The program executes in the background, and can only be terminated using Windows Task Manager. The service has no characteristics or description of its own. This is unusual. The file is no part of Microsoft Windows. SfX.DlL appears to be a file that was compressed by an EXE-Packer. This technique is often used by trojans to keep the file size small and also hamper debugging efforts. However, this in itself is not sufficient reason to presume malicious intent, since even well-intentioned, professional software producers take advantage of compressed files. For this reason, 56% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.

Attention: If you find SfX.DlL on your computer, please scan it with an anti-virus product. If your anti-virus software does not recognize it as being harmful, then please make sure that you have the latest update of the signature file, or check the file online. For this option, you may want to use Security Task Manager. Here, click on the process with the right mouse button and send the file to an online virus scanner.

What do other computer users say about SfX?

The file spreads very slowly and does not often make an appearance. Therefore, feedback from other users is not yet available.

Summary: source: file.net

How to uninstall unknown

SfX.DlL SfX.DlL fix

To remove SfX.DlL from your computer, please follow the manual instructions below or use an automatic uninstaller product.

  1. Click the Windows Start Button. In Windows 8, look for Control Panel.
  2. Click Control Panel.
  3. Click Uninstall a program.
  4. Look for unknown in the list of available programs.
  5. Click Uninstall.

How to tell if SfX.DlL (SfX.DlL) was uninstalled cleanly

After uninstalling, restart your computer. Then start Windows Explorer and see if there is still a folder with the name of the software under C:\Program Files. Be sure to check the Registry as well for remnants of SfX.DlL. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for SfX.DlL or the name of the producer. Always keep in mind that only a computer professional should ever directly delete entries in the Windows Registry.

What to do if a program does not uninstall

The easiest way to remove any kind of software cleanly and accurately is to use an uninstaller tool. Because the uninstaller automatically creates a backup, there is no risk of anything going wrong.

Last but not least

If Windows not working quite right for you, or if startup is taking a long time, or SfX.DlL is causing problems for you, a good Windows diagnostic tool may very well help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.

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