Remove Trojan/downloader.agent.qhd Virus From PC

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Trojan/downloader.agent.qhd is a harmful and dangerous computer malware. It is a vicious Trojan horse that can badly damage your Windows PC. It can sneak into your machine without permission and leads to major problems. It mostly attack your computer bundled with free third party programs, spam emails, porn or torrent sites, suspicious links, peer to peer file sharing, infected USB drives and other methods. Once installed, Trojan/downloader.agent.qhd virus will disable your anti-virus security and hide deep into your machine. It can also block firewall security and make your system more vulnerable. This noxious Trojan/downloader.agent.qhd malware can easily downgrade the working and performance of your Windows computer. It can slow down your PC speed and block several important programs.

Trojan/downloader.agent.qhd : Threat Analysis

Category Malware
Type Trojan
Name Trojan/downloader.agent.qhd
Description It is a malicious JavaScript that downloads and executes malware on your PC including Ransomware
Symptoms Scary alert on your system that says your PC is infected and privacy is compormised.
Detection Windows Defender Antivirus, Microsoft Security Essentials
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Trojan/downloader.agent.qhd virus can take control of your Internet connect and modify DNS settings. It can automatically connect to remote server for downloading similar threats and malware on your system. It will create a big army of viruses into your machine in a very short time. It can also replicate itself and spread its duplicates into various system files and folders. This dubious Trojan virus also keep changing its location due to which it is very hard to detect and remove this threat using any regular anti-virus program. Trojan/downloader.agent.qhd virus will also inject its malign codes to the registry editor for auto startup. It will also keep coming into your system again and again after removal with the help of those malicious registry keys.


Trojan/downloader.agent.qhd is such a notorious malware infection that only wants to destroy your computer. It will mess with your entire system and delete your important files. It can also corrupt your software setup files (.exe) and make them useless. Your PC will get extremely slow and often get unresponsive. Many of your computer programs will fail to work and show unexpected errors. Trojan/downloader.agent.qhd can also steal your personal and sensitive information including financial details, credit card number, IP address etc. by using keylogger. It can send those critical information to hackers for using in illegal activities. It can also open backdoor on your system to allow hackers to access your system remotely. It is advised to remove Trojan/downloader.agent.qhd virus soon from your computer.

Now as your computer is infected by Trojan/downloader.agent.qhd virus and your anti-virus cannot remove it efficiently then you need some help. As mentioned earlier that it may have created multiple copies of itself and spread all along your system with different names. So now you have you find and remove all those files and programs created by this virus along with the registry keys, startup items, shortcuts. After that you will have to undo all the changes that Trojan/downloader.agent.qhd has made because it might get back when you browser automatically connect to remote server through malicious DNS records. It sure is a lengthy process which will take some time and some good computer knowledge. If you want to skip all these steps then can also use Automatic Malware Removal software to find and remove Trojan/downloader.agent.qhd along with all its components.

How To Remove Trojan/downloader.agent.qhd From PC

If your PC is infected by Trojan/downloader.agent.qhd infection then it is really a critical situation. If don’t remove this threat quickly from your system, then it could lead to various harmful effects. This nasty malware can alter your system settings, expose your personal data, steal your financial details and corrupt your entire system. This guide offers tow type of removal process to remove this infection 1. Automatic Removal 2. Manual Removal. Manual removal of this threat could be quite risky and time taking. It is also not sure that manual removal method is effective enough to completely remove this infection. In most of the cases, some left over files of the malware can bring the infection on the compromised machine. Threats like Trojan/downloader.agent.qhd also spread its copies on the infected PC with different names which could be hard to detect without knowing the malicious code type. In such case if you can’t remove those duplicate malware files, then malware will keep doing its dirty work in the background. So we suggest our readers to use a powerful Anti-Malware Software to detect and remove Trojan/downloader.agent.qhd virus and all hidden threats from the system.

Automatically Remove Trojan/downloader.agent.qhd 

If you are looking for a quick, permanent and safe way to remove Trojan/downloader.agent.qhd infection from your system then you should use a powerful Automatic Malware Scanner to detect and remove all the files, hidden programs, registry keys, shortcuts etc. associated to this infection and remove all at once. We suggest one of the most trusted and best anti-malware application for the removal of this threat in this guide which comes highly recommended and performs up to the reputation. It is quick, effective, very easy to use and the virus database is regularly updated to fight against nay kind of malware outbreak like Trojan/downloader.agent.qhd. Best of all, you don’t need any kind of special technical expertise to use this application and it offers free detection services. You just have to download the Automatic Malware Removal Tool and it will do the rest for you. It is a completely safe and fully automated software that can detect and remove Trojan/downloader.agent.qhd malware all the other harmful and malicious threats from your system like Trojan, viruses, keylogger, malware, scam pop-up, rootkits, spyware, Ransomware, worms and many others.

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Amazing Features Of Automatic Malware Scanner

Malware Detection & Removal – Detect and remove spyware, rootkits, ransomware, viruses, browser hijackers, adware, keyloggers, trojans, worms and other types of malware.

Custom Scan – This feature gives you freedom to scan any part of your system particularly to find hidden threats including external hard drives or USB drives.

Real Time Protection – Advanced system guard feature has malware blocking technology which helps protect your PC against malware attacks, threats and other objects.

Technical Support – It is one of the best feature that provide ’24×7′ technical help to the users of custom malware fixes, specific to unique malware problems.

Regular Malware Definition Updates – Daily malware definition updates ensure complete protection of your PC and and help you protect your system from the latest malware threats or any latest malware outbreak.

Note : Removing Trojan/downloader.agent.qhd manually needs proper knowledge of system settings and programs. If make a little mistake in the manual process and delete wrong files, you might end up killing your system. So you are advised to use Automatic Malware Scanner to identify hidden threats and malware.

Manually Remove Trojan/downloader.agent.qhd Virus

(Important NOTE – Please Bookmark This Page before starting the manual removal process because you might need to restart your PC or browser during the process.)

Attention! For the safety of your computer, before you start to remove Trojan/downloader.agent.qhd manually, please confirm the following points:

1. You have good technical knowledge and experience for removing virus manually;

2. You know all the functions of your system process and its applications;

3. You are familiar with Registry entry and know the severe consequence of any mistake;

4. You are able to reverse the wrong operations during Trojan/downloader.agent.qhd manual removal.

If you do not fulfill the above criteria then manual removal could be a risky. It is probably best if you to choose Automatic Malware Removal Tool to detect and remove Trojan/downloader.agent.qhd automatically which is completely safely and professional way doing it.

 Part 1 – Start PC In Safe Mode With Networking 

  • Press “Windows Key + R” buttons together on your keyboard.


  • Run box will appear, type “msconfig” and hit enter button.


  • System configuration box will appear on your screen.


  • Go to boot tab and select Safe boot then hit enter button.


 Part 2 – Kill Malicious Process From Task Manager 

  • Press “Windows Key + R” buttons together on your keyboard.


  • Run box will appear, type “taskmgr” and hit enter button to open Task manager.


  • Find malicious process related to Trojan/downloader.agent.qhd and right click on it then click End process.

Block Trojan/downloader.agent.qhd in Task Manager

 Part 3 – Remove Trojan/downloader.agent.qhd From Control Panel 

First you should check the Control Panel of your computer and remove any unwanted program that you have not installed by yourself. It might be possible that Trojan/downloader.agent.qhd virus is listed in Control Panel with any other random name to avoid its removal.

Remove Trojan/downloader.agent.qhd From Windows Vista/7

  • Click on Start menu and select Control Panel.


  • Select Uninstall a program option under Programs menu.


  • Find and remove Trojan/downloader.agent.qhd related malicious programs.

Remove Trojan/downloader.agent.qhd From Windows 7
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Remove Trojan/downloader.agent.qhd From Windows 8/10

  • Click “Windows + R” button together to open run box.


  • Type Control Panel in the Run Box then click OK.


  • Select Uninstall a program option under Programs menu.


  • Find and remove Trojan/downloader.agent.qhd related harmful programs.

Remove Trojan/downloader.agent.qhd From Windows 10

 Part 4 – Remove Trojan/downloader.agent.qhd From Browser 

Remove From Google Chrome

  • Open Chrome browser > Click on Menu > select More Tools > Choose Extensions.
  • Find and remove Trojan/downloader.agent.qhd related malicious extension from chrome.

Remove Trojan/downloader.agent.qhd From Chrome

Remove From Mozilla Firefox

  • Open Mozilla Firefox > Click on Menu > select Add-ons.
  • Find and remove Trojan/downloader.agent.qhd related malicious add-ons from Firefox.

Remove Trojan/downloader.agent.qhd From Firefox

Remove From MS Edge

  • Open Edge browser > Click on More option > select settings > Choose Extensions.
  • Click on Trojan/downloader.agent.qhd related unwanted extension and hit uninstall button.

Remove Trojan/downloader.agent.qhd From Edge

Remove From Internet Explorer

  • Open Internet Explorer > Click on Gear icon > choose Manage Add-ons.
  • Click on Trojan/downloader.agent.qhd related unwanted extension and press disable button.

Remove Trojan/downloader.agent.qhd From Internet Explorer

 Part 5 – Remove Trojan/downloader.agent.qhd From Registry Editor 

  • Press “Windows Key + R” buttons together on your keyboard.


  • Run box will appear, type “regedit” and hit enter button.

Remove Trojan/downloader.agent.qhd From Registry

  • Windows Registry editor will appear on your screen.

Remove Trojan/downloader.agent.qhd related registry entries

  • Find and remove Trojan/downloader.agent.qhd related keys.

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msmpeng.exe “Debugger” = ‘svchost.exe’

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msseces.exe “Debugger” = ‘svchost.exe’


HKEY_LOCAL_MACHINE\SOFTWARE\Uninstall\”virus name”

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings “WarnOnHTTPSToHTTPRedirect” = ’0′

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run “xas”


 Tips To Prevent Malware Like Trojan/downloader.agent.qhd In Future 

  • You should use a powerful and reliable anti-virus program and scan your computer regularly.
  • Check Windows Firewall security and turn it on for the real time safety form malware and viruses.
  • You must avoid visiting to malicious, porn and torrent websites to stay safe online.
  • Avoid downloading any free or unknown program from any unreliable website or link.
  • Say a big No to download cracked software, themes and wallpaper, screensaver similar products.
  • Do not click on any misleading advertisement that flash on your browser when you go online.
  • Keep your Windows OS and other software up to date to avoid vulnerabilities.
  • Download updates and software patches only from official and trusted websites.
  • Always create a system restore point when you PC is running fine for security purpose.
  • Keep backup of all your important files and data to avoid any kind of data loss situation.

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