detection icon

Short bio

PUP.Optional.Zaxar is Malwarebytes’ detection name for an ad fraud applicationthat is offered to users as a gaming platform called Zaxar Game Browser.

Type and source of infection

PUP.Optional.Zaxar can reach user systems via:


block PUP.Optional.Zaxar

Malwarebytes blocks PUP.Optional.Zaxar


Malwarebytes can detect and remove PUP.Optional.Zaxar without further user interaction.

  1. Please download Malwarebytesto your desktop.
  2. Double-click MBSetup.exeand follow the prompts to install the program.
  3. When your Malwarebytes for Windowsinstallation completes, the program opens to the Welcome to Malwarebytes screen.
  4. Click on the Get started button.
  5. Click Scan to start a Threat Scan.
  6. Click Quarantineto remove the found threats.
  7. Reboot the system if prompted to complete the removal process.

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 folderand use the Select a folderbutton 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 theBrowse button to select the file you wish to grant access.


Associated files:

  • SHA256 d17846158db88ff666fb9df9951b069df65ca4ea34e0dbf50b160e6349e6a89e
  • SHA256 eaaea76c6b3d916126138c0726dc9cf33038343515157ad8895405bf8329c304
  • SHA256 f1adc0c9cfaae1e95432b77e267cbfcfe544046e5ca9aec6d349f26c63a9841c
  • SHA256 835a48c0e261835bed25f3b24851acb7bf8ca391c1dd68d04d0fa62a19f125f3