remove Downloader.Quanader

Downloader.Quanader – How is it dangerous?

A Trojan family named Downloader.Quanader is responsible for letting other malicious threats enter into your Windows operating system secretly. There is one other variant of this trojan called as Downloader.Quanader!g1 has all attributes derived from the family and has got some updates which make it better than old variant. Downloader.Quanader also performs data transfer in and out of the PC without the victim's permission. Even, it downloads a number of the malware programs by triggering web browsers secretly so that it could assist them in performing other questionable activities like retrieving the victim's credential data and hack in to his personal account.

Downloader.Quanader has been categorized not as a severe threat but a high level PC threat. After successful infiltration, this trojan hide inside some legitimate programs folders in order to avoid being completely deleted from your PC. It also hook itself in the list of automatically start up programs which allows it to start its malicious process at PC reboot as well.

Indication of Downloader.Quanader

  • First thing that you may notice are degraded PC performance, unexpected system reboot, application crash, a lots Junk files, suspicious processes occupying a memory of CPU and GPU.

  • Sometimes PC screen may black out and PC starts acting weired.

  • Malicious program must be installed on your PC which can be seen in installed programs list or in browser's extensions list.

  • When the Downloader.Quanader is executed, it creates files in the following files:

    -{%SystemDrive%\Documents and Settings\All Users\Start Menu\Programs\Startup\[RANDOM CHARACTERS].lnk }

    -{%ProgramFiles%\[RANDOM CHARACTERS].exe }

  • It has be found that the Trojan connects to the following remote URLs to download malicious files:



Downloader.Quanader – Infiltration Tactics

Primarily, the trojan arrives on your PC as a Spam email attachment delivered by the Neutrino Exploit Kit. If you download and execute the attachment in order to clear your suspicion, might be the worse decision that you don't need to make. Because once it is executed, hacks your computer instantly. This trojan can also be delivered via drive by downloads as fake windows critical update or flash player update or Java update as well. Thousand of files on the Torrent have been detected containing Neutrino exploit kit. It means if you download bundled files from the peer to peer network, probably you become a victim of the trojan.

Therefore, to protect your PC we recommend you to have an efficient Antivirus installed on your all computers. As of now to immune your infected PC, you have to delete Downloader.Quanader immediately. 

Scan PC to Remove Downloader.Quanader

How to Uninstall Downloader.Quanader from Control Panel from Windows 10

  • Click and Open Start Menu option


  • Settings option is to be selected on the menu to show all the contents


  • Click on System option


  • On the system Menu, Click on Apps and features option


  • Now Click on Downloader.Quanader to remove it from PC.

How to Eliminate Downloader.Quanader from Windows 8/8.1

Step 1: Press repeatedly F8 to boot PC in Safe Mode. Restart PC and select “Safe Mode with Networking”.


Step 2: Press ALT+Ctrl+Del to open Windows Task Manager. After that, search all the Downloader.Quanader related processes and then click to “End Task”


Step 3: Type “regedit” in Run dialog box and open Windows Registry Editor. Search and delete all the corrupt registries added by Downloader.Quanader infection.


Step 4: Go to Start and then click to open Control Panel.


After that, click Add/Remove Program


Uninstall Downloader.Quanader associated programs from Windows 8/8.1


Uninstall Downloader.Quanader From Window 7/vista

Tap on F8 Key to Enter Safe Mode


Restart PC and select “Safe Mode with Networking”


First of all close all running programs and open Task manager by pressing ALT + CTRL + DEL keys on your keyboard simultaneously.


Now Click on Processes menu and select all the processes associated with Downloader.Quanader one by one then click on End Task.


Now go to the desktop, click on Start Menu on the left lower corner. Move to Control panel and use left mouse click over it.


The Control panel window will open, if are getting the view by Category find and click “Uninstall a program” below “Programs” group.


Now select Downloader.Quanader within programs list and click on Uninstall.

Steps to Eliminate Downloader.Quanader from Windows XP

Step 1: Restart PC in Safe Mode by continuously pressing F8 button. After that, select “Safe Mode with Networking”.


Step 2: Open Windows Task Manager by pressing Alt+Ctrl+Del together. After that, find and select all the Downloader.Quanader associated processes and then click to “End Task” button.


Step 3: Open Run dialog box and then enter “regedit.exe” to open Windows Registry. Search and then delete all the corrupt and infectious registries added by Downloader.Quanader.


Step 4: Click Start button and then go to Control Panel, click to open Windows Add/Remove Program. Search all the Downloader.Quanader related programs and then uninstall it from Windows XP.



How to Uninstall Downloader.Quanader From Your Infected Browser

A. Guidelines to Remove Downloader.Quanader From Microsoft Edge Browser

How to Reset Default Search Engine to Uninstall Downloader.Quanader

Select Settings after selecting More (…) on the address bar


Click and select on View advanced settings option

advance settings-edge

In order to input the search engine, Click on <Add new> under option”Search in the address bar with”


Select Search engine and adds as default by clicking on Add as default option.

How to Reset Default Homepage on Microsoft Edge to Uninstall Downloader.Quanader

  • Select More (…) option on the address bar followed by settings
  • Select specific page or pages under Open with option
  • After selecting the Custom option, enter the URL of the homepage you wish to set as


B. How to Delete Downloader.Quanader from Google Chrome

Click to Open Google Chrome and then click on menu icon which is on the top right corner and then select Tools → Extensions


Select all the malicious extensions including Downloader.Quanader and then select trash icon


Again click on menu icon and select Settings and then click to Manage Search Engines under the Search section


In Search Engines, remove all the infectious search sites and set Google Chrome as Default Browser


C. How to Uninstall Downloader.Quanader From Mozilla Firefox

Launch Mozilla Firefox and find and click “Firefox” button on the top left corner on the screen.


A drop down box will appear, navigate to Add-ons option and click on it.


In the next window select and click on “Extensions” in left pane.


Find Downloader.Quanader add-on and click on the center area to see the border exactly and click on Disable button.
Wait a moment and let the add-on get disabled.


Now click the “Remove” button, later on uninstall the add-on Mozilla will ask you to restart the browser.


D. How to Remove Downloader.Quanader From Internet Explorer

First of all Launch Internet explorer by clicking the Task-bar Icon on desktop.

Now Click on Tool Menu on web browser interface.


Select and click on Manage add-ons in the drop down box.

A View and manage your Internet Explorer Add-ons window will open, now click on “Toolbar and Extensions” option in left pane.

A list of all installed ad-ons will appear, select Downloader.Quanader and click on “Disable” button and Reset IE


Click to Download Downloader.Quanader Scanner