Short bio

PUP.Optional.WinzipSystemUtilitiesSuite is Malwarebytes' detection name for a system optimizer that markets itself as a PC cleaner meant to improve a system's performance, health, and recovery space.


Affected systems exhibit the following behavior(s):

  • Dramatically slows down the affected system's bootup speed
  • Slows down web browsing


Malwarebytes protects users from PUP.Optional.WinzipSystemUtilitiesSuite by using real-time protection.



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

  1. Please download Malwarebytes to your desktop.
  2. Double-click MBSetup.exe and follow the prompts to install the program.
  3. When your Malwarebytes for Windows installation 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 Quarantine to 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 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.


Associated files:

  • WinZip System Utilities Suite.lnk
  • winzipsssecureshell.dll SHA256 bcf4b0a3536d9c916452f6b1c31f3ebb498d243c7b1b5afcd80c3706c77c205c

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