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Alex NightWatcher: Solved! (5 / 5)

TROJAN.WIN32.SYSTREM.CQRXQZ is classified as Win32:PUP-gen (potentially unwanted program).
What is PUP?
PUP is crapware. TROJAN.WIN32.SYSTREM.CQRXQZ 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.

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

How TROJAN.WIN32.SYSTREM.CQRXQZ got on my computer?

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

How to remove TROJAN.WIN32.SYSTREM.CQRXQZ?

Step-by-step Guide for manual removal of TROJAN.WIN32.SYSTREM.CQRXQZ:

1. Uninstall TROJAN.WIN32.SYSTREM.CQRXQZ using Windows uninstallation applet (use Add/Remove Programs or Uninstall Program or Apps & features).
2. Open Task Manager to kill all "TROJAN.WIN32.SYSTREM.CQRXQZ" related processes.
3. Use Windows search to find and remove "TROJAN.WIN32.SYSTREM.CQRXQZ" files and folders.
4. Run services.msc to disable a "TROJAN.WIN32.SYSTREM.CQRXQZ" Windows service.
5. Execute taskschd.msc to get rid of "TROJAN.WIN32.SYSTREM.CQRXQZ" scheduled tasks.
6. Open regedit.exe and delete TROJAN.WIN32.SYSTREM.CQRXQZ registry keys and values.
7. Check your shortcuts on your desktop and in the Start menu for TROJAN.WIN32.SYSTREM.CQRXQZ 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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