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December 19, 2017
Infection Length:
High PC Booster
High PC Booster
Risk Impact:
Systems Affected:


PUA.HighPCBooster is a potentially unwanted application that gives misleading information about issues on the computer. It then asks the user to pay to fix the issues.

Antivirus Protection Dates

  • Initial Rapid Release version December 08, 2017 revision 003
  • Latest Rapid Release version January 31, 2018 revision 023
  • Initial Daily Certified version December 07, 2017 revision 018
  • Latest Daily Certified version February 01, 2018 revision 001
  • Initial Weekly Certified release date December 20, 2017
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Once executed, the application creates the following folders:
  • %ProgramFiles%\High PC Booster
  • %AppData%\High PC Booster

The application then creates the following files:
  • %ProgramFiles%\High PC Booster\high-pc-booster-uninstaller.exe
  • %ProgramFiles%\High PC Booster\high-pc-booster.exe
  • %ProgramFiles%\High PC Booster\br\high-pc-booster.resources.dll
  • %ProgramFiles%\High PC Booster\br\pc-smart-cleanup-uninstaller.resources.dll
  • %ProgramFiles%\High PC Booster\br\pc-smart-cleanup.resources.dll
  • %ProgramFiles%\High PC Booster\de\high-pc-booster.resources.dll
  • %ProgramFiles%\High PC Booster\de\pc-smart-cleanup-uninstaller.resources.dll
  • %ProgramFiles%\High PC Booster\de\pc-smart-cleanup.resources.dll
  • %ProgramFiles%\High PC Booster\en\high-pc-booster.resources.dll
  • %ProgramFiles%\High PC Booster\en\pc-smart-cleanup-uninstaller.resources.dll
  • %ProgramFiles%\High PC Booster\en\pc-smart-cleanup.resources.dll
  • %ProgramFiles%\High PC Booster\es\high-pc-booster.resources.dll
  • %ProgramFiles%\High PC Booster\es\pc-smart-cleanup-uninstaller.resources.dll
  • %ProgramFiles%\High PC Booster\es\pc-smart-cleanup.resources.dll
  • %SystemDrive%\Documents and Settings\All Users\Desktop\High PC Booster.lnk
  • %SystemDrive%\Documents and Settings\All Users\Start Menu\Programs\High PC Booster\High PC Booster.lnk
  • %SystemDrive%\Documents and Settings\All Users\Start Menu\Programs\High PC Booster\Uninstall High PC Booster.lnk

Next, the application creates the following registry entries:
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"Inno Setup: Setup Version" = "5.5.5 (a)"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"Inno Setup: App Path" = "%ProgramFiles%\High PC Booster"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"InstallLocation" = "%ProgramFiles%\High PC Booster\"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"Inno Setup: Icon Group" = "High PC Booster"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"Inno Setup: User" = "AutoVM"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"Inno Setup: Selected Tasks" = "desktopicon"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"Inno Setup: Deselected Tasks" = ""
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"Inno Setup: Language" = "en"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"DisplayName" = "High PC Booster version 1.0"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"DisplayIcon" = "%ProgramFiles%\High PC Booster\favicon.ico"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"UninstallString" = ""%ProgramFiles%\High PC Booster\unins000.exe""
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"QuietUninstallString" = ""%ProgramFiles%\High PC Booster\unins000.exe" /SILENT"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"DisplayVersion" = "1.0"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"Publisher" = "High PC Booster"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"Comments" = "High PC Booster"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"NoModify" = "1"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"NoRepair" = "1"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"InstallDate" = "20171124"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"MajorVersion" = "1"
  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6406DF9F-E9C8-4C2E-AB48-80352HPB2222}_is1\"MinorVersion" = "0"

The application performs a scan and displays misleading information about issues on the computer.

The application then asks the user to pay in order to fix the listed issues.

You may have arrived at this page either because you have been alerted by your Symantec product about this risk, or you are concerned that your computer has been affected by this risk.

Before proceeding further we recommend that you run a full system scan . If that does not resolve the problem you can try one of the options available below.

If you are a Norton product user, we recommend you try the following resources to remove this risk.

Removal Tool

If you have an infected Windows system file, you may need to replace it using the Windows installation CD .

How to reduce the risk of infection
The following resources provide further information and best practices to help reduce the risk of infection.

If you are a Symantec business product user, we recommend you try the following resources to remove this risk.

Identifying and submitting suspect files
Submitting suspicious files to Symantec allows us to ensure that our protection capabilities keep up with the ever-changing threat landscape. Submitted files are analyzed by Symantec Security Response and, where necessary, updated definitions are immediately distributed through LiveUpdate™ to all Symantec end points. This ensures that other computers nearby are protected from attack. The following resources may help in identifying suspicious files for submission to Symantec.

Removal Tool

If you have an infected Windows system file, you may need to replace it using the Windows installation CD .

How to reduce the risk of infection
The following resource provides further information and best practices to help reduce the risk of infection.
Protecting your business network

The following instructions pertain to all current Symantec antivirus products.

1. Performing a full system scan
How to run a full system scan using your Symantec product

2. Restoring settings in the registry
Many risks make modifications to the registry, which could impact the functionality or performance of the compromised computer. While many of these modifications can be restored through various Windows components, it may be necessary to edit the registry. See in the Technical Details of this writeup for information about which registry keys were created or modified. Delete registry subkeys and entries created by the risk and return all modified registry entries to their previous values.