I will tell you in this post how to fix the issue manually and how to clean it automatically using a special powerful removal tool. You can download the removal program for free here:


Since cryptocurrencies are worth a lot of money nowadays, hackers are always trying to find some unique, creative ways to mine these currencies on your PC.
PERFORMANCE TOOL\CONHOST.EXE is included in a trojan, and its primary focus is to mine crypto coins.
This is a digital currency that has become very valuable right now, and its prices are getting higher.

Technical Information:


Once the trojan and PERFORMANCE TOOL\CONHOST.EXE are on your computer, you will automatically start mining this in the background, whether you like it or not.
You will notice that this process doesn’t arrive on its own. Normally, it comes with content you get from the internet.
There are some legitimate downloads that include this PERFORMANCE TOOL\CONHOST.EXE process.
However, they chose not to disclose it. So yes, you can end up with this process running without your knowledge.

How does the PERFORMANCE TOOL\CONHOST.EXE process affect your computer?
What you have to keep in mind is that this is a process focused on both your graphics card and CPU.
The way you identify this process is when you see your graphics card and CPU at 90% or 100% usage even if you don’t do anything major.
Another way to identify this problem is when your programs take a lot of time to launch, and your computer is very slow.
In case you see this, and your GPU or CPU fans are very noisy, then you have to check the processes and see if PERFORMANCE TOOL\CONHOST.EXE is in there.
If that’s the case, don’t panic. We are here to help you figure out how to remove it quickly.

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You have 2 ways to remove PERFORMANCE TOOL\CONHOST.EXE:

You have 2 ways

Remove it automatically1. Remove Automatically.
Remove it manually2. Remove Manually.

Why I recommend you to use an automatic way?

  1. You know only one virus name: "PERFORMANCE TOOL\CONHOST.EXE", but usually you have infected by a bunch of viruses.
    The UnHackMe program detects this threat and all others.
  2. UnHackMe is quite fast! You need only 5 minutes to check your PC.
  3. UnHackMe uses the special features to remove hard in removal viruses. If you remove a virus manually, it can prevent deleting using a self-protecting module. If you even delete the virus, it may recreate himself by a stealthy module.
  4. UnHackMe is small and compatible with any antivirus.
  5. UnHackMe is fully free for 30-days!

Here’s how to remove PERFORMANCE TOOL\CONHOST.EXE virus automatically:

STEP 1: Install UnHackMe (1 minute)

STEP 2: Scan for malware using UnHackMe (1 minute)

STEP 3: Remove PERFORMANCE TOOL\CONHOST.EXE virus (3 minutes)

So it was much easier to fix such problem automatically, wasn't it?
That is why I strongly advise you to use UnHackMe for remove PERFORMANCE TOOL\CONHOST.EXE redirect or other unwanted software.

How to remove PERFORMANCE TOOL\CONHOST.EXE manually:

STEP 1: Check all shortcuts of your browsers on your desktop, taskbar and in the Start menu. Right click on your shortcut and change it's properties.


You can see PERFORMANCE TOOL\CONHOST.EXE or another web site at the end of shortcut target (command line). Remove it and save changes.

In addition, check this command line for fake browser's trick.
For example, if a shortcut points to Google Chrome, it must have the path:
C:\Program Files (x86)\Google\Chrome\Application\chrome.exe.
Fake browser may be: …\Appdata\Roaming\HPReyos\ReyosStarter3.exe.
Also the file name may be: “chromium.exe” instead of chrome.exe.

STEP 2: Investigate the list of installed programs and uninstall all unknown recently installed programs.

check installed programs to uninstall

STEP 3: Open Task Manager and close all processes, related to PERFORMANCE TOOL\CONHOST.EXE in their description. Discover the directories where such processes start. Search for random or strange file names.

Remove PERFORMANCE TOOL\CONHOST.EXE virus from running processes

Remove PERFORMANCE TOOL\CONHOST.EXE virus from running processes

STEP 4: Inspect the Windows services. Press Win+R, type in: services.msc and press OK.

Remove PERFORMANCE TOOL\CONHOST.EXE virus from Windows services

Remove PERFORMANCE TOOL\CONHOST.EXE virus from Windows services

Disable the services with random names or contains PERFORMANCE TOOL\CONHOST.EXE in it's name or description.

STEP 5: After that press Win+R, type in: taskschd.msc and press OK to open Windows Task Scheduler.
Remove PERFORMANCE TOOL\CONHOST.EXE from scheduled task list.

Delete any task related to PERFORMANCE TOOL\CONHOST.EXE. Disable unknown tasks with random names.

STEP 6: Clear the Windows registry from PERFORMANCE TOOL\CONHOST.EXE virus.
Press Win+R, type in: regedit.exe and press OK.

Remove PERFORMANCE TOOL\CONHOST.EXE virus from Windows registry

Remove PERFORMANCE TOOL\CONHOST.EXE virus from Windows registry

Find and delete all keys/values contains PERFORMANCE TOOL\CONHOST.EXE.

Remove PERFORMANCE TOOL\CONHOST.EXE Virus from Chrome Extensions

STEP 8: Remove PERFORMANCE TOOL\CONHOST.EXE from Internet Explorer.

Set Internet Explorer Homepage

Set Internet Explorer Homepage

STEP 9: Remove PERFORMANCE TOOL\CONHOST.EXE from Mozilla Firefox.

Change Firefox Home Page

Change Firefox Home Page

STEP 10: And at the end, clear your basket, temporal files, browser's cache.

But if you miss any of these steps and only one part of virus remains – it will come back again immediately or after reboot.

I use UnHackMe for cleaning ads and viruses from my friend's computers, because it is extremely fast and effective.

STEP 1: Download UnHackMe for free

UnHackMe removes Adware/Spyware/Unwanted Programs/Browser Hijackers/Search Redirectors from your PC easily.

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UnHackMe is compatible with most antivirus software.
UnHackMe is 100% CLEAN, which means it does not contain any form of malware, including adware, spyware, viruses, trojans and backdoors. VirusTotal (0/56).
System Requirements: Windows 2000-Windows 8.1/10 32 or 64-bit. UnHackMe uses minimum of computer resources.

STEP 2: Double click on UnHackMe_setup.exe

You will see a confirmation screen with verified publisher: Greatis Software. Verified Publisher Greatis Software

Once UnHackMe has installed the first Scan will start automatically

Review the detected threats

STEP 3: Carefully review the detected threats!

Click Remove button or False Positive.


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