PUA:Win32/CCleaner — Virus Removal Guide

If you see the message reporting that the PUA:Win32/CCleaner was located on your Windows PC, or in times when your computer system works as well slowly as well as give you a huge amount of frustrations, you certainly comprise your mind to scan it for CCleaner and clean it in a correct way. Right now I will certainly explain to you how to do it.
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Microsoft is now detecting the CCleaner Windows optimization and Registry cleaner tool as potentially unwanted software. They do not provide any information as to why classifying CCleaner as a PUP/PUA.

CCleaner
CCleaner is a junk file remover, Registry Cleaner, and Windows performance optimization utility developed by Piriform.

Threat Summary:

Name CCleaner Potentially Unwanted Software
Detection PUA:Win32/CCleaner
Details Microsoft is now detecting the CCleaner Windows optimization and Registry cleaner tool as potentially unwanted software. They do not provide any information as to why classifying CCleaner as a PUP/PUA.

CCleaner is a junk file remover, Registry Cleaner, and Windows performance optimization utility developed by Piriform.

Fix Tool See If Your System Has Been Affected by CCleaner Potentially Unwanted Software

Kinds of viruses that were well-spread 10 years ago are no more the source of the trouble. Currently, the issue is more apparent in the locations of blackmail or spyware. The problem of taking care of these issues needs new softwares and also new methods.

Does your antivirus regularly report about the “CCleaner”?

If you have actually seen a message showing the “PUA:Win32/CCleaner found”, then it’s a piece of excellent information! The pc virus “PUA:Win32/CCleaner” was detected and, probably, deleted. Such messages do not imply that there was a really energetic CCleaner on your device. You could have simply downloaded a documents which contained PUA:Win32/CCleaner, so your anti-virus software application automatically removed it before it was launched and also caused the problems. Additionally, the harmful manuscript on the infected web site could have been detected and also prevented prior to triggering any kind of problems.

PUA:Win32/CCleaner found

Microsoft Defender: “PUA:Win32/CCleaner”

In other words, the message “PUA:Win32/CCleaner Found” during the typical use of your computer does not indicate that the CCleaner has actually completed its goal. If you see such a message after that it could be the proof of you visiting the contaminated page or loading the destructive data. Attempt to prevent it in the future, however do not panic too much. Explore opening the antivirus program and also inspecting the PUA:Win32/CCleaner discovery log documents. This will offer you more details concerning what the exact CCleaner was identified as well as what was particularly done by your anti-virus software with it. Obviously, if you’re not confident enough, describe the manual scan– at any rate, this will be handy.

How to scan for malware, spyware, ransomware, adware, and other threats.

If your computer operates in an exceptionally slow means, the websites open in an unusual way, or if you see advertisements in the position you’ve never ever expected, it’s possible that your system got contaminated and the virus is currently active. Spyware will certainly track all your activities or redirect your search or home pages to the areas you do not want to go to. Adware might infect your internet browser and also even the whole Windows OS, whereas the ransomware will try to obstruct your PC and demand a tremendous ransom money amount for your own files.

Irrespective of the kind of the problem with your PC, the initial step is to scan it with Gridinsoft Anti-Malware. This is the best tool to identify and cure your PC. Nonetheless, it’s not an easy antivirus software program. Its mission is to combat contemporary dangers. Now it is the only application on the market that can just clean up the PC from spyware and also various other viruses that aren’t even found by routine antivirus software programs. Download and install, install, and also run Gridinsoft Anti-Malware, after that scan your computer. It will certainly lead you through the system clean-up procedure. You do not have to acquire a license to clean your PC, the first permit offers you 6 days of a totally totally free test. Nevertheless, if you intend to secure on your own from long-term risks, you probably require to take into consideration buying the certificate. In this manner we can ensure that your computer will no more be infected with infections.

How to scan your PC for PUA:Win32/CCleaner?

To scan your device for CCleaner and to eliminate all identified malware, you need an antivirus. The current versions of Windows include Microsoft Defender — the built-in antivirus by Microsoft. Microsoft Defender is generally rather great, however, it’s not the only point you need. In our opinion, the best antivirus software is to make use of Microsoft Defender in union with Gridinsoft.

In this manner, you may obtain a complicated protection against a variety of malware. To check for trojans in Microsoft Defender, open it as well as begin a new examination. It will completely examine your PC for pc virus. And, naturally, Microsoft Defender works in the background by default. The tandem of Microsoft Defender and Gridinsoft will establish you free of many of the malware you might ever before encounter. Consistently arranged checks might likewise safeguard your device in the future.

Use Safe Mode to fix the most complex PUA:Win32/CCleaner issues.

Safe mode

If you have PUA:Win32/CCleaner kind that can hardly be removed, you might require to think about scanning for malware past the common Windows functionality. For this objective, you need to start Windows in Safe Mode, hence avoiding the system from loading auto-startup items, potentially including malware. Start Microsoft Defender examination and then scan with Gridinsoft in Safe Mode. This will certainly aid you discover the infections that can’t be tracked in the regular mode.

Use Gridinsoft to remove CCleaner and other junkware.

GridinSoft Anti-Malware

It’s not enough to just use the antivirus for the safety and security of your computer. You require to have a more comprehensive antivirus service. Not all malware can be spotted by regular antivirus scanners that primarily try to find virus-type dangers. Your computer may have lots of “trash”, for instance, toolbars, Chrome plugins, shady online search engines, bitcoin-miners, and also various other sorts of unwanted software used for earning money on your inexperience. Be cautious while downloading and install software online to stop your tool from being full of unwanted toolbars and other scrap data.

However, if your system has actually currently obtained a specific unwanted application, you will make your mind to erase it. The majority of the antivirus programs are uncommitted regarding PUAs (potentially unwanted applications). To remove such programs, I suggest purchasing Gridinsoft Anti-Malware. If you use it occasionally for scanning your PC, it will aid you to remove malware that was missed out on by your antivirus program.

Frequently Asked Questions

🤔 How Do I Know My Windows 10 PC Has PUA:Win32/CCleaner?


There are many ways to tell if your Windows 10 computer has been infected. Some of the warning signs include:

  • Computer is very slow.
  • Applications take too long to start.
  • Computer keeps crashing.
  • Your friends receive spam messages from you on social media.
  • You see a new extension that you did not install on your Chrome browser.
  • Internet connection is slower than usual.
  • Your computer fan starts up even when your computer is on idle.
  • You are now seeing a lot of pop-up ads.
  • You receive antivirus notifications.

Take note that the symptoms above could also arise from other technical reasons. However, just to be on the safe side, we suggest that you proactively check whether you do have malicious software on your computer. One way to do that is by running a malware scanner.

🤔 How to scan my PC with Microsoft Defender?


Most of the time, Microsoft Defender will neutralize threats before they ever become a problem. If this is the case, you can see past threat reports in the Windows Security app.

  1. Open Windows Settings. The easiest way is to click the start button and then the gear icon. Alternately, you can press the Windows key + i on your keyboard.
  2. Click on Update & Security
  3. From here, you can see if your PC has any updates available under the Windows Update tab. This is also where you will see definition updates for Windows Defender if they are available.
  4. Select Windows Security and then click the button at the top of the page labeled Open Windows Security.

    Windows Security

  5. Select Virus & threat protection.
  6. Select Scan options to get started.

    Windows Security Scan options

  7. Select the radio button (the small circle) next to Windows Defender Offline scan Keep in mind, this option will take around 15 minutes if not more and will require your PC to restart. Be sure to save any work before proceeding.
  8. Click Scan now

If you want to save some time or your start menu isn’t working correctly, you can use Windows key + R on your keyboard to open the Run dialog box and type “windowsdefender” and then pressing enter.

From the Virus & protection page, you can see some stats from recent scans, including the latest type of scan and if any threats were found. If there were threats, you can select the Protection history link to see recent activity.

If the guide doesn’t help you to remove PUA:Win32/CCleaner infection, please download the GridinSoft Anti-Malware that I recommended. Also, you can always ask me in the comments for getting help. Good luck!

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Wilbur Woodham
How to Remove PUA:Win32/CCleaner Malware

Name: PUA:Win32/CCleaner

Description: If you have seen a message showing the “PUA:Win32/CCleaner found”, then it’s an item of excellent information! The pc virus CCleaner was detected and, most likely, erased. Such messages do not mean that there was a truly active CCleaner on your gadget. You could have simply downloaded and install a data that contained PUA:Win32/CCleaner, so Microsoft Defender automatically removed it before it was released and created the troubles. Conversely, the destructive script on the infected internet site can have been discovered as well as prevented prior to triggering any kind of issues.

Operating System: Windows

Application Category: Potentially Unwanted Software

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About the author

Wilbur Woodham

I was a technical writer from early in my career, and consider IT Security one of my foundational skills. I’m sharing my experience here, and I hope you find it useful.

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