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Short bio

PUP.Optional.CleverSort is detected by Malwarebytes as a potentially unwanted program signed by CleverSort that is hard to remove manually.


Users may notice a running process called stopabit(.exe).

Type and source of infection

PUP.Optional.CleverSort is often installed by users themselves as part of a bundler.


Malwarebytes blocks the process from running.

Malwarebytes blocks PUP.Optional.CleverSort


Malwarebytes detects and removes PUP.Optional.CleverSort

Add an exclusion

Should users wish to keep this program and exclude it from being detected in future scans, they can add the program to the exclusions list. Here’s how to do it.

  • Open Malwarebytes for Windows.
  • Click the Detection History
  • Click the Allow List
  • To add an item to the Allow List, click Add.
  • Select the exclusion type Allow a file or folder and use the Select a folder button to select the main folder for the software that you wish to keep.
  • Repeat this for any secondary files or folder(s) that belong to the software.

If you want to allow the program to connect to the Internet, for example to fetch updates, also add an exclusion of the type Allow an application to connect to the internet and use the Browse button to select the file you wish to grant access.