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Remove Backdoor.Win32.CmjSpy(A)--removal instrcution

This forum provides useful removal guide for various computer virus and malware.

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Backdoor.Win32.CmjSpy(A) is a horrible trojan horse that mainly attacks users whose computers run on Windows platform. Technically speaking, computers which connected to the Internet have equal chance of getting infected by Backdoor.Win32.CmjSpy(A), but users who visit insecure websites, downloading free programs from unknown resources or open a spam, would increase the possibility of being infected by Backdoor.Win32.CmjSpy(A).

When your computer is infected by Backdoor.Win32.CmjSpy(A), antiviruses like Norton or MSE could detect such a threat but they can not remove it completely. That is why you see Backdoor.Win32.CmjSpy(A) again in your computer after Norton removes it. Looking at its name, we know that Backdoor.Win32.CmjSpy(A) can open backdoors in your computer and that’s its major task. It will try its best to open some crucial backdoors--ports, in your computer. As ports are open, hackers can slip into your PC easily and your system would become more weak to other virus.


Not only backdoors, Backdoor.Win32.CmjSpy(A) can do other things. When it first comes to your PC, it makes change to your registry editor, so when you open your computer, Backdoor.Win32.CmjSpy(A) can load itself automatically. It is also capable of changing some settings of your computer. Without being noticed by antivirus programs, Backdoor.Win32.CmjSpy(A) can download other trojans to your PC to further damage your computer. You may have seen that there occasionally pops up some error message telling something wrong with the memory of your computer which is consumed by Backdoor.Win32.CmjSpy(A). So it should be removed from your computer immediately. Since antiviruses are not the best option, it is recommended that manual approach would be the best option for you. If you have any questions during the removal process, please feel free to contact our 24/7 online experts for tech support.

how to remove how to remove Backdoor.Win32.CmjSpy(A)--removal instruction

Step1: end the process of Backdoor.Win32.CmjSpy(A).
Hit Ctrl+Shift+Esc to enter Task Manager and then find Backdoor.Win32.CmjSpy(A) and stop it.


Step 2: Show all hidden files.
Click : Start->Control Panel->Appearance and Personalization->Folder Option->View.Then under the View tab, check Show hidden files, folders and drivers. And uncheck Hide protected operating system files (Recommended) and then click OK.


Step 3: Go to registry editor and delete related registry values:
press Win(the key between Ctrl+Alt) + R and then type regedit to enter registry.


Then find the following regsitry values and remove them :

Step 4: Clean those system files:

Attetnion: you should be careful when you carry out manual removal process as one step wrong in deleting registry values will cause a big failure to the system. If you are not sure about what to do, contact our 24/7 online experts and we will take care of your PC.

If you need help, pleas start a live chat with DooFix Online Experts


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