How to Remove The 000.exe Virus

This guide will help you remove the 000.exe virus without any antivirus software or any help on your infected Windows PC.

ArsenTechNov 26th, 2025

Introduction

Got infected by 000.exe and can't figure out how to remove it? This guide will help you get rid of that malware on any Windows computer — without antivirus software or outside help.

000.exe is not as destructive as deep ransomware or MBR malware. It mainly:

  • Spams runaway message boxes
  • Creates junk files
  • Edits small registry values
  • Changes your wallpaper
  • Drops startup entries

Your data and bootloader are safe, only cosmetic and annoying changes are made.

Warning

Do not download malware or execute unknown scripts on a real machine. All demonstrations on ArsenTech are performed inside isolated virtual machines. Readers should follow the tutorial carefully and fully understand the steps before removing malware.

If you prefer watching instead of reading, here's the full video guide: Watch the video on YouTube

Step 1 - Stopping the Message Boxes

000.exe spams message boxes every millisecond, making your PC unusable.

1. Stop CMD-based popups

Open Command Prompt as Administrator and type:

taskkill /f /im cmd.exe

This stops the chained message box commands.

2. Stop the main spammer executable

Open Command Prompt as Administrator again:

taskkill /f /im runaway.exe

This immediately kills the process responsible for generating thousands of popups.

Note

runaway.exe is an executable dropped by 000.exe to repeatedly launch spam message boxes.

Once finished, your desktop should be clean and usable.

Step 2 - Delete Files Planted by 000.exe

000.exe creates .txt and .rtf files on the desktop named UR NEXT

To delete all of them at once, press:

Ctrl+A

to select all files on your desktop. Then permanently delete them:

Shift+Del

Empty your Recycle Bin afterward. This removes all visible leftovers from the malware.

Step 3 - Restore Your Theme & Desktop Background

000.exe replaces your wallpaper with a corrupted image.

To restore your desktop appearance:

  • Open Settings
  • Go to Personalization → Themes
  • Select your original theme
  • Reapply your preferred wallpaper

Your system should now visually appear normal again.

Step 4 - Registry changes

Caution

Only modify the registry keys shown below. Editing unrelated values may corrupt Windows and cause boot failure.

Open the run dialog:

+R

And type regedit. If prompted, click Yes.

Registry Change 1 - Enable Task Manager

Navigate to:

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System

Right-click and delete DisableTaskMgr

Task Manager will work again after restarting your PC.

Registry Change 2 - Change the Icon of the Text files

000.exe points .txt icons to a malicious file. Reset it to the Windows default by navigating to:

HKEY_CLASSES_ROOT/txtfile/DefaultIcon

And changing the (Default) entry:

BeforeAfter
C:\Users\<username>\AppData\Local\temp\icon.icoC:\Windows\system32\imageres.dll,-102

This restores the normal text document icon. Changes take effect after a restart.

Step 5 - Remove Startup Entries

Open File Explorer and go to:

%programdata%/Microsoft/Windows/Start Menu/Programs/Startup

Delete rniw.exe

Note

rniw.exe rniw.exe is a startup program created by 000.exe to re-enable its message boxes.

Step 5 - Clear Temporary Files

Open the Run dialog:

+R

Type %temp%.

Select all files and delete everything inside the Temp folder. This removes leftover icons, scripts, and junk files dropped by 000.exe.

Step 7 - Restore Your Username

000.exe may rename your Windows account to UR NEXT.

To restore it:

  1. Press the following keys: +R
  2. Type control
  3. Navigate to: User Accounts → User Accounts
  4. Click Change your account name

Choose your preferred name and restart your PC.

Conclusion

And that’s it! The 000.exe virus has been completely removed from your system.

This malware mainly changes:

  • Registry values
  • Wallpaper & theme
  • Text icons
  • Startup programs
  • User account name
  • Temporary files
  • Message box spammers

So restoring everything manually is essential.

To prevent future infections:

  • Delete suspicious .exe files immediately
  • Never run unknown programs
  • Use a stronger antivirus
  • Keep real-time protection enabled
  • Only test malware inside virtual machines
  • Avoid downloading from untrusted websites
  • Practice safe browsing habits

Thanks for reading! For more malware removal guides and educational malware tests, check out my YouTube channel!

GitHub @ArsenTech  ·  YouTube @ArsenTech  ·  Patreon ArsenTech  ·  ArsenTech's Website

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