Complete Guide To Uninstall .NDSA file virus from Windows 7

 

Depth-Analysis On .NDSA file virus

According to the cyber security analysts, .NDSA file virus is yet another file-encrypting virus which was reported recently. This malware was reported by the computer users who have already been affected by this ransomware because they had lost access to their important system files. The threat have the ability to encode the crucial system files and appends extension to them. In most of the cases, the malicious files that works as a payload of this precarious virus may appears as a PDF or DOCX files attached within spam emails.

However, opening spam email folders arrived from unknown sources and double-clicking on the attached file may lead to the intrusion of .NDSA file virus on your targeted Windows computer. Although, this is just a scam used by criminal hackers in order to spread this malware all around the world and infect as much as system users as possible. Typically, the threat tries to trick the users into downloading or opening the file attached to spam email. As a result, when a fake document is loaded in the foreground, the .NDSA file virus started its malicious activities onto the computer’s background.

Malicious Doings Of .NDSA file virus

Besides, the ransomware can also be downloaded after visiting malware-laden websites and dropped to the Temp folder for initiating its harmful activities silently. It mainly targets the specific files in order to encode them by adding a weird file extension to those targeted data. The .NDSA file virus threat applies strong AES encryption algorithm to make the vital files like spreadsheets, documents, images, audio, presentations, videos, text and databases stored on victim’s machine completely inaccessible. After encoding the targeted file types, the malware displays a ransom notification that can easily be identified and usually gets dropped onto the affected system’s desktop.

What You Need To Do After .NDSA file virus Attack?

According to the ransom note displayed by the cyber extortionists after this vicious attack, the users of compromised machines need to contact the operators of .NDSA file virus through mentioned contact channels. Unfortunately, the encoded can not be easily retrieved because the ransomware is capable of deleting Shadow Volume copies of the data. What’s more, paying asked ransom money is never recommended because it only boosts the evil moral of criminal hackers to develop other precarious threats instead of providing a decryptor needed for file restoration. Therefore, you should remove .NDSA file virus using a credible anti-malware tool and try to recover your vital data through backup copies or employing a trustworthy data recovery software.

Remove .NDSA file virus From Your PC

Step 1: Remove .NDSA file virus in Safe Mode with Command Prompt

• First of all disconnect your PC with network connection.
• Click restart button and keep pressing F8 key regularly while system restart.

 

• You will see “Windows Advanced Options Menu” on your computer screen.

• Select “Safe Mode with Command Prompt” and press Enter key.

• You must login your computer with Administrator account for full privilege.

• Once the Command Prompt appears then type rstrui.exe and press Enter

• Now follow the prompts on your screen to complete system restore.

Step 2: Remove .NDSA file virus using MSConfig in Safe Mode:

• Power off your computer and restart again.
• While booting press the “F8 key” continuously to open “Windows Advanced Options Menu”.

• Use the arrow keys to select “Safe Mode” option and press Enter key.

• Once system get started go to Start menu. Type “msconfig” in the search box and launch the application.

• Go to the Startup tab and look for files from %AppData% or %Temp% folders using rundll32.exe. See an example below:

C:\Windows\System32\rundll32.exe C:\Users\username\appdata\local\temp\regepqzf.dll,H1N1

• Disable all the malicious entries and save the changes.
• Now restart your computer normally.

Step 3 : Kill Malicious Process Related To .NDSA file virus

• Press Alt+Ctrl+Del buttons together.

• It will open the Task manager on your screen.
• Go to Process Tab and find .NDSA file virus related process.
• Click the End Process Now button to stop the running process.

Step 4 : Remove .NDSA file virus Virus From Registry Entry

• Press “Windows + R” key together to open Run Box.

• Type “regedit” and click OK button.

• Find and remove .NDSA file virus related entries.

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnceEx

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServicesOnce

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Runonce

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunServices

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunServicesOnce

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run

Now hopefully you have completely removed the .NDSA file virus virus from your computer. If you are still get ransom message from the threat or unable to access your files, then it means that virus still remain into your computer. In such situation you don’t have any other option except removing this virus using any powerful malware removal tool.

Whereas if you have any backup of your infected or encrypted files, then you can also reinstall your Windows OS. This will erase all your files and data as along with the .NDSA file virus infection. You will get a completely empty computer system with no files. Now you can use your backup to get your files. If you don’t have any backup then using malware removal tool is a better option for you.

If you have any query or question regarding your computer, then you can easily ask your problem to our experts. Go to the Ask Any Question page and get the answer for your query directly from out experts.