Overview
DoesNotBelong is a free, portable utility designed to identify and remove malicious and potentially unwanted software. No installation is required โ simply run the program, scan your system, and review the results stored in a log file.

Key Features
- Removes malware, spyware, adware, junkware, suspicious, and potentially unwanted software automatically
- Preference of maintaining environmental legitimacy which lowers tool size and helps catch 0-day threats
- Global reach:
- Generates a detailed diagnostic log of its findings and removals
- Removed items are placed into a quarantine folder
- Respects user privacy (no data is collected or transmitted)
- It contends to be even faster than wiping and reloading the operating system
Supported Platforms
- Windows 7, 8, 10, and 11
- 32-bit and 64-bit systems
- Recommended to run with Administrator privileges
Usage Instructions
- Download the tool (approx. 4 MB)
- Right-click the file and choose Run as administrator
- Allow the scan to complete
- Review the log to see detected items and actions taken
If you are working with a technician, share the log file to assist in diagnosing issues.
License & Support
DoesNotBelong is offered free of charge. If you find the tool helpful, you may support ongoing development via donation.
Contributors & Translators
- Dragokas: Helped me test and troubleshoot bugs I encountered early on. For example, getting Cyrillic characters to print correctly in the log and in console was a major challenge. He also created a small tool to replace Nircmd, which is the dialog box with the Disclaimer. Lastly he helped with translating into Russian. A very special thanks to him!
- M-K-D-B: Provided suggestions, feedback, and helped with translating into German
- Picasso: Provided suggestions, feedback, and helped with translating into Polish
- JSntgRvr: Provided suggestions and feedback
- AdvancedSetup: Provided suggestions, feedback, and implementing boilerplates for members of Malwarebytes
- Akok: Helped with creating and updating guides for members of SafeZone
- Chicloi: Helped with creating and updating guides for members of ForoSpyware
- Marcelo: Helped with creating and updating guides for members of ForoSpyware
- Sandor: Provided suggestions, feedback, and helped with translating into Russian
- Regist: Helped with Russian translations
- Maxstar: Helped with Dutch translations
Technical Information
The Miscellaneous section of the log provides extra details gathered from the computer that could be useful for troubleshooting:
- List of anti-virus software installed
- Versions of Windows Defender, Brave, Google Chrome, and Microsoft Edge found
- If Lightspeed network filter is installed
- Event Viewer logs detailing Windows Defender crashes and recent system boot times
- If invisible user John (miner) was found and removed
- If important system files are missing
- Quarantine contents from not only DoesNotBelong, but also DrWeb, Farbar Recovery Scan Tool, and TDSSKiller โ Present month only
- Scan logs from other tools such as AdwCleaner, AutoLogger, HitmanPro, Malwarebytes, RogueKiller, and TDSSKiller โ Present month only
- Windows Debugger logs from CrashDumps and Minidumps folders โ Present month only