Windows Problems Help Center

Tuesday, December 16, 2014

Delete Win32/Qoologic - Remove "Your PC is infected by a trojan - Win32/Qoologic. It's dangerous for your system" Pop-up

Hello! I have a Trojan that got on my computer after trying to open a video that required me to open a file. Every time I click on anything a system's error pops up which states:

"Your PC is infected by a trojan - Win32/Qoologic. It's dangerous for your system. Click OK to download the antispyware program to clean your system! (Recommended)"

Please help to remove it!

Brief Introduction about Win32/Qoologic

Win32/Qoologic is Trojan horse that once gets into your computer, it will change the computer system setting like registry entries, system files and start up setting. Trojans are malicious applications that pose themselves as legitimate software in order to trick users to install them. Once on the victim's machine, it may run any number of malicious process to steal vital information or inflict damage to other software. Once you start the computer, it will run at the background automatically without your permission. Win32.Qoologic connects to the Internet without giving the user a possibility to cancel that process and downloads others objects. 

Win32/Qoologic is a Trojan horse that indeed exists. However, due to what the user reports, the pop-up message is suspicious. If you get the "Your PC is infected by a trojan - Win32/Qoologic. It's dangerous for your system. Click OK to download the antispyware program to clean your system! (Recommended)" pop-up message from unknown sources, that can be the fake warning pop-up which is created by the cyber criminals to cheat the user to install fake or rogue antivirus programs.  If you get the pop-up message, you should scan your computer immediately with your antivirus program to check out the problem. Besides, the pop-up itself is the infection on your computer. It is suggested to remove it immediately. 

Win32/Qoologic Removal Guide

Guide 1: To manually delete all its related items like the steps showed below

a: Get into the safe mode with networking

<Restart your computer. As your computer restarts but before Windows launches, tap "F8" key constantly. Use the arrow keys to highlight the "Safe Mode with Networking" option, and then press ENTER>

b: Stop all the related processes of Win32/Qoologic

Press Ctrl+Alt+Del together to open Task Manager -> click on processes and tick Processes from all users box -> click on End Process to end all processes 

c: Open Control Panel from Start menu and search for Folder Options.

When Folder Options window opens, click on its View tab, tick Show hidden files and folders and non-tick Hide protected operating system files (Recommended) and then press OK.

d: Delete all the related registry entries 

Press Windows+R to launch Run…-> type Regedit into Open box and click OK to open Registry Editor-> find out all registry entries above and delete them

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run "Win32/Qoologic " = "%AppData%\<random>.exe"
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run "Win32/Qoologic " = "%AppData%\<random>.exe"

e: Remove infected files  

C:\Program Files\<random>

Guide 2: To safely and automatically uninstall it with SpyHunter

SpyHunter is a world-famous real-time malware protection and removal tool, which is designed to detect , remove and protect your PC from the latest malware attacks, such as Trojans, worms, rootkits, rogue viruses, browser hijacker, ransomware, adware, key-loggers, and so forth. To keep SpyHunter Anti-malware on your computer is an important way to protect your computer in a good condition. Please find the instruction as follow.

Step 1: Click the icon to download SpyHunter.

Step 2: Click to Run the file.

Step 3: After installation, click Start New Scan to find out potential threats.

Step 4: Select All and Remove all reported threat.


Guide to download RegCure Pro to optimize PC 

If you are still worried about the left over of Win32/Qoologic and want to clean all the unwanted registry entries,  it is recommended to use RegCure Pro. RegCure Pro is packed with the tools you need to boost your PC’s speed and performance. Featuring an intuitive interface and easy-to-use work flow, RegCure Pro scans common problem areas – and quickly and safely fixes them. As well, it has several tools and features to address other performance and computing issues.

Step 1. Install and launch RegCure Pro on your PC.

Step 2.  Click "Yes" to download and install RegCure Pro.


Step 3. Click "Next" to continue.

Step 4. RegCure Pro will open automatically on your screen.

RegCure Pro

 Step 5. RegCure Pro is scanning your PC for error.

 RegCure Pro2

Step 6. After scanning, choose the issues you want to fix. 


Conclution: Manual removal Win32/Qoologic is a very complex and difficult process. If you don’t have sufficient expertise in dealing with the manual removal, Install Spyhunter can be your better choice. It is capable of auto-detecting and removing viruses. You can also Download RegCure Pro to help you remove unneeded registry files and optimize the computer.

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