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Alex NightWatcher: Solved! (5 / 5)

DOWNLOADER.AGENT.WIN32.167891 is classified as Win32:PUP-gen (potentially unwanted program).
What is PUP?
PUP is crapware. DOWNLOADER.AGENT.WIN32.167891 have several types of unwanted behaviour:

1. Displaying popup ads.
2. Hijacking your browser.
3. Infecting your desktop shortcuts, etc.
4. Inserting ads to the web pages.

DOWNLOADER.AGENT.WIN32.167891 can redirect your browser search, collect your personal information and sell it for advertising.
DOWNLOADER.AGENT.WIN32.167891 is usually hard in removing. Some people could not find uninstall program for DOWNLOADER.AGENT.WIN32.167891 in the Control Panel.
Sometimes DOWNLOADER.AGENT.WIN32.167891 uninstaller does not work.

How DOWNLOADER.AGENT.WIN32.167891 got on my computer?

Usually you got DOWNLOADER.AGENT.WIN32.167891 with as part of a bundle with another tool you downloaded from the Internet. Since DOWNLOADER.AGENT.WIN32.167891 manufacturer pays software developers for distributing DOWNLOADER.AGENT.WIN32.167891 within their applications, DOWNLOADER.AGENT.WIN32.167891 is often included as part of the installer.
Usually, you have not only one DOWNLOADER.AGENT.WIN32.167891 problem, but a bunch of similar WIN32:PUPs.

How to remove DOWNLOADER.AGENT.WIN32.167891?

Step-by-step Guide for manual removal of DOWNLOADER.AGENT.WIN32.167891:

1. Uninstall DOWNLOADER.AGENT.WIN32.167891 using Windows uninstallation applet (use Add/Remove Programs or Uninstall Program or Apps & features).
2. Open Task Manager to kill all "DOWNLOADER.AGENT.WIN32.167891" related processes.
3. Use Windows search to find and remove "DOWNLOADER.AGENT.WIN32.167891" files and folders.
4. Run services.msc to disable a "DOWNLOADER.AGENT.WIN32.167891" Windows service.
5. Execute taskschd.msc to get rid of "DOWNLOADER.AGENT.WIN32.167891" scheduled tasks.
6. Open regedit.exe and delete DOWNLOADER.AGENT.WIN32.167891 registry keys and values.
7. Check your shortcuts on your desktop and in the Start menu for DOWNLOADER.AGENT.WIN32.167891 presence. Fix infected shortcuts.
8. Remove a virus from Google Chrome.
9. Remove a virus from Internet Explorer.
10. Remove a virus from Mozilla Firefox.
11. Clean your Recycle bin and temporary files.

Written by NightWatcher

Malware Hunter.
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