Threat Database Potentially Unwanted Programs PUP.Speedchecker PC Speed Up

PUP.Speedchecker PC Speed Up

Threat Scorecard

Ranking: 3,953
Threat Level: 10 % (Normal)
Infected Computers: 118,831
First Seen: August 29, 2014
Last Seen: September 10, 2025
OS(es) Affected: Windows

SpyHunter Detects & Remove PUP.Speedchecker PC Speed Up

File System Details

PUP.Speedchecker PC Speed Up may create the following file(s):
# File Name MD5 Detections
1. PCSUService.exe d33448475ae41d0a3e8839f2f064c4f8 4,981
2. A0032967.exe 5ae83f94ffa8e4868004898dd3f4e00e 4,435
3. PCSUSD.exe d81031ccc185c3ba3704571c9a901aa4 68
4. PCSUNotifier.exe eaab37904a786fcb914d0453258777b3 38
5. SpeedCheckerService.exe 38eae6d696453ba1e250b5d91b20716d 1
More files

Registry Details

PUP.Speedchecker PC Speed Up may create the following registry entry or registry entries:
CLSID
{3157E247-2784-4028-BF0F-52D6DDC70E1B}
{6C42038D-817A-472C-8C2A-EF46F1DA576D}
{873C7DA8-195D-4D5A-B830-C5E2831901EA}
{B89F5C49-51DB-4974-AB5A-E25901AA339C}
{E9B5B0D2-D08A-49FC-8B5C-159B60BAA268}
File name without path
Accelerer PC.lnk
Acelerar el PC.lnk
http_pcspeedup.com_0.localstorage
PC Speed Up.lnk
pcspeedup[1].exe
pcspeedup[1].xml
Przyspiesz Komputer.lnk
Velocidade Do PC.lnk
www.accelererpc[1].xml
Zrychlenie PC.lnk
Regexp file mask
%WINDIR%\System32\Tasks\PC SpeedUp Service Deactivator
%WINDIR%\Tasks\PC SpeedUp Service Deactivator.job
SOFTWARE\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Explorer\DOMStorage\accelererpc.fr
SOFTWARE\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Explorer\DOMStorage\pcspeedup.com
SOFTWARE\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Explorer\DOMStorage\www.accelererpc.fr
SOFTWARE\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Explorer\DOMStorage\www.pcspeedup.com
SOFTWARE\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Explorer\EdpDomStorage\accelererpc.fr
SOFTWARE\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Explorer\EdpDomStorage\pcspeedup.com
SOFTWARE\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Explorer\EdpDomStorage\www.accelererpc.fr
SOFTWARE\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoft.microsoftedge_8wekyb3d8bbwe\Children\001\Internet Explorer\EdpDomStorage\www.pcspeedup.com
SOFTWARE\Classes\PCSU.Registry
SOFTWARE\Classes\PCSU.Registry.1
SOFTWARE\Classes\PCSU.SysUtils
SOFTWARE\Classes\PCSU.SysUtils.1
Software\Microsoft\Internet Explorer\DOMStorage\pcspeedup.com
Software\Microsoft\Internet Explorer\DOMStorage\www.pcspeedup.com
SOFTWARE\Microsoft\Internet Explorer\MAIN\FeatureControl\FEATURE_BROWSER_EMULATION\SpeedCheckerService.exe
SOFTWARE\Microsoft\Tracing\PCSUSpeedTest_RASAPI32
SOFTWARE\Microsoft\Tracing\PCSUSpeedTest_RASMANCS
SOFTWARE\Microsoft\Tracing\SpeedCheckerService_RASAPI32
SOFTWARE\Microsoft\Tracing\SpeedCheckerService_RASMANCS
SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\CompatibilityAdapter\Signatures\PC SpeedUp Service Deactivator.job
SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\CompatibilityAdapter\Signatures\PC SpeedUp Service Deactivator.job.fp
SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree\PC SpeedUp Service Deactivator
Software\Microsoft\Windows\CurrentVersion\Run\PCSpeedUp
SOFTWARE\Speedchecker Limited
Software\Speedchecker Limited\PC Speed Up
SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\FeatureControl\FEATURE_BROWSER_EMULATION\SpeedCheckerService.exe
SOFTWARE\Wow6432Node\Microsoft\Tracing\PCSUSpeedTest_RASAPI32
SOFTWARE\Wow6432Node\Microsoft\Tracing\PCSUSpeedTest_RASMANCS
SOFTWARE\Wow6432Node\Microsoft\Tracing\SpeedCheckerService_RASAPI32
SOFTWARE\Wow6432Node\Microsoft\Tracing\SpeedCheckerService_RASMANCS
SOFTWARE\Wow6432Node\Speedchecker Limited
SOFTWARE\Wow6432Node\Speedchecker Limited\PC Speed Up
SYSTEM\ControlSet001\services\PCSUService
SYSTEM\ControlSet001\services\PCSUUCDRV
SYSTEM\ControlSet002\services\PCSUUCDRV
SYSTEM\CurrentControlSet\services\PCSUService
SYSTEM\CurrentControlSet\services\PCSUUCDRV

Directories

PUP.Speedchecker PC Speed Up may create the following directory or directories:

%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu\Programs\Accelerer PC
%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu\Programs\Acelerar el PC
%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu\Programs\PC Speed Up
%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu\Programs\Przyspiesz Komputer
%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu\Programs\Velocidade Do PC
%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu\Programs\Zrychlenie PC
%ALLUSERSPROFILE%\Start Menu\Programs\PC Speed Up
%APPDATA%\Microsoft\Windows\Start Menu\Programs\PC Speed Up
%LOCALAPPDATA%\Microsoft\Silverlight\OutOfBrowser\Speedchecker.PCSpeedUp
%PROGRAMFILES%\Accelerer PC
%PROGRAMFILES%\Acelerar el PC
%PROGRAMFILES%\PC Speed Up
%PROGRAMFILES%\Przyspiesz Komputer
%PROGRAMFILES%\Velocidade Do PC
%PROGRAMFILES%\Zrychleni Pocitace
%PROGRAMFILES%\Zrychlenie PC
%PROGRAMFILES(x86)%\Accelerer PC
%PROGRAMFILES(x86)%\Acelerar el PC
%PROGRAMFILES(x86)%\PC Speed Up
%PROGRAMFILES(x86)%\Przyspiesz Komputer
%PROGRAMFILES(x86)%\Velocidade Do PC
%PROGRAMFILES(x86)%\Zrychleni Pocitace
%PROGRAMFILES(x86)%\Zrychlenie PC
%UserProfile%\Local Settings\Application Data\Microsoft\Silverlight\OutOfBrowser\Speedchecker.PCSpeedUp
%userprofile%\Documents\PCSpeedUp

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