Backdoor:Win32/Jokedoor.A — Virus Removal Guide

Written by Wilbur Woodham
If you see the message reporting that the Backdoor:Win32/Jokedoor.A was found on your computer, or in times when your computer system functions too slowly as well as give you a huge amount of headaches, you definitely comprise your mind to check it for Jokedoor as well as clean it in a correct method. Now I will certainly show to you how to do it.
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Jokedoor is a backdoor virus written in the Delphi language and originated in Germany in March of 2001. The author of the program is named Gentleman.
Jokedoor backdoor is an illegal tool to gain access to a server or computer bypassing the security mechanisms of the system.

Typically, attackers create a backdoors to gain access to the operating system to perform various actions. This can be stealing passwords and credit card numbers (aka spyware), installing ransomware, or cryptocurrency miners.

Jokedoor backdoor is often installed as part of an exploit. And in some cases, the backdoor enters the computer as a result of a previous attack.

Jokedoor is often difficult to detect, and detection methods vary greatly depending on the version of the malware. In some cases, antivirus software can detect a backdoor. In other cases, security professionals may need to use specialized tools to detect backdoors or use a protocol monitoring tool to inspect network packets.

Backdoor Summary:

Name Jokedoor Backdoor
Detection Backdoor:Win32/Jokedoor.A
Damage Gain access to the operating system to perform various malicious actions.
Similar Beastdoor, Cruel, Mircbased, Ursap, Msil Chopper, Zbot, Vawtrak, Coroxy
Fix Tool See If Your System Has Been Affected by Jokedoor backdoor

Kinds of viruses that were well-spread 10 years ago are no longer the resource of the problem. Currently, the issue is extra obvious in the locations of blackmail or spyware. The challenge of fixing these problems needs different tools and new techniques.

Does your antivirus regularly report about the “Jokedoor”?

If you have seen a message showing the “Backdoor:Win32/Jokedoor.A found”, then it’s a piece of good information! The infection “Backdoor:Win32/Jokedoor.A” was spotted as well as, more than likely, erased. Such messages do not mean that there was an actually active Jokedoor on your device. You could have merely downloaded and install a file which contained Backdoor:Win32/Jokedoor.A, so your anti-virus software program instantly erased it prior to it was launched and caused the difficulties. Additionally, the malicious manuscript on the contaminated site could have been discovered and also avoided before creating any kind of problems.

Backdoor:Win32/Jokedoor.A found

Microsoft Defender: “Backdoor:Win32/Jokedoor.A”

Simply put, the message “Backdoor:Win32/Jokedoor.A Found” during the common use of your computer system does not imply that the Jokedoor has completed its goal. If you see such a message after that maybe the proof of you going to the infected page or packing the malicious data. Try to prevent it in the future, but don’t panic way too much. Try out opening up the antivirus program and also checking the Backdoor:Win32/Jokedoor.A discovery log documents. This will provide you more details about what the precise Jokedoor was identified and also what was particularly done by your anti-virus software application with it. Naturally, if you’re not positive sufficient, refer to the hand-operated check– at any rate, this will certainly be useful.

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

If your computer operates in an incredibly lagging means, the websites open in a weird manner, or if you see advertisements in the position you’ve never anticipated, it’s possible that your computer got infected as well as the infection is currently active. Spyware will certainly track all your activities or reroute your search or web page to the places you do not wish to visit. Adware may infect your web browser and even the whole Windows OS, whereas the ransomware will attempt to obstruct your system and also require a remarkable ransom amount for your very own files.

Irrespective of the type of the issue with your PC, the initial step is to check it with Gridinsoft Anti-Malware. This is the best anti-malware to detect and cure your PC. Nevertheless, it’s not a basic antivirus software. Its objective is to deal with modern hazards. Now it is the only product on the market that can just cleanse the PC from spyware as well as various other viruses that aren’t even identified by routine antivirus programs. Download, install, as well as run Gridinsoft Anti-Malware, after that check your PC. It will certainly lead you through the system clean-up process. You do not need to get a certificate to clean your PC, the first license provides you 6 days of a completely free trial. Nevertheless, if you want to protect yourself from permanent dangers, you possibly need to consider purchasing the license. In this manner we can assure that your system will no more be infected with viruses.

How to scan your PC for Backdoor:Win32/Jokedoor.A?

To check your system for Jokedoor and to eliminate all identified malware, you need to find an antivirus. The current versions of Windows include Microsoft Defender — the integrated antivirus by Microsoft. Microsoft Defender is typically quite good, nevertheless, it’s not the only thing you need. In our point of view, the very best antivirus option is to use Microsoft Defender in union with Gridinsoft.

By doing this, you may obtain complex defense against the range of malware. To look for trojans in Microsoft Defender, open it and also begin a new check. It will thoroughly examine your device for trojans. As well as, certainly, Microsoft Defender operates in the background by default. The tandem of Microsoft Defender as well as Gridinsoft will certainly set you free of most of the malware you may ever before run into. Regularly scheduled examination might likewise shield your device in the future.

Use Safe Mode to fix the most complex Backdoor:Win32/Jokedoor.A issues.

Safe mode

If you have Backdoor:Win32/Jokedoor.A kind that can hardly be eliminated, you might require to take into consideration scanning for malware past the usual Windows functionality. For this function, you require to start Windows in Safe Mode, therefore preventing the system from loading auto-startup items, potentially consisting of malware. Start Microsoft Defender examination and afterward scan with Gridinsoft in Safe Mode. This will certainly help you discover the infections that can not be tracked in the regular mode.

Use Gridinsoft to remove Jokedoor and other junkware.

GridinSoft Anti-Malware

It’s not enough to just use the antivirus for the safety of your PC. You require to have a more thorough antivirus app. Not all malware can be detected by typical antivirus scanners that primarily seek virus-type risks. Your system may have lots of “trash”, for instance, toolbars, internet browser plugins, questionable search engines, bitcoin-miners, as well as other kinds of unwanted programs used for generating income on your lack of experience. Beware while downloading apps online to prevent your gadget from being filled with unwanted toolbars as well as other scrap data.

However, if your system has currently got a specific unwanted application, you will make your mind to remove it. Most of the antivirus programs are uncommitted concerning PUAs (potentially unwanted applications). To remove such software, I recommend buying Gridinsoft Anti-Malware. If you use it periodically for scanning your PC, it will help you to remove malware that was missed by your antivirus program.

Frequently Asked Questions

🤔 How Do I Know My Windows 10 PC Has Backdoor:Win32/Jokedoor.A?


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 Backdoor:Win32/Jokedoor.A infection, please download the GridinSoft Anti-Malware that I recommended. Also, you can always ask me in the comments for getting help.

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Wilbur Woodham
How to Remove Backdoor:Win32/Jokedoor.A Malware

Name: Backdoor:Win32/Jokedoor.A

Description: If you have seen a message showing the “Backdoor:Win32/Jokedoor.A found”, then it’s an item of excellent information! The pc virus Jokedoor was detected and, most likely, erased. Such messages do not mean that there was a truly active Jokedoor on your gadget. You could have simply downloaded and install a data that contained Backdoor:Win32/Jokedoor.A, 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: Backdoor

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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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