Home Malware Programs Potentially Unwanted Programs (PUPs) AllPCOptimizer

AllPCOptimizer

Posted: December 11, 2015

Threat Metric

Ranking: 17,238
Threat Level: 1/10
Infected PCs: 412
First Seen: November 9, 2015
Last Seen: September 6, 2023
OS(es) Affected: Windows

AllPCOptimizer is an optimization program that has historical evidence of displaying fraudulent, misleading or exaggerated claims about the PC's state of performance or security. Although a small minority of PC security companies have classified AllPCOptimizer's website as a threatening one, malware experts currently rate AllPCOptimizer as being a Potentially Unwanted Program (PUP). Nevertheless, uninstalling AllPCOptimizer is recommended for any PC user less than completely certain of its benefits, which you can accomplish most efficiently with your security software.

AllPCOptimizer: An 'All' Optimizer Only Some of the Time

AllPCOptimizer is a program that claims to be able to delete 'junk' files, protect your online privacy and optimize the overall performance of your PC 'in a single click.' However, malware researchers almost immediately identified AllPCOptimizer as a direct clone of past optimization scanners with questionable business histories, such as OnePCOptimizer and WinPCOptimizer. AllPCOptimizer's website, allpcoptimizer.com, makes no mention of identical features or UI between these products, leading to the likely conclusion that its developers are attempting to switch brand names to avoid recognition.

While some sources classify AllPCOptimizer as being a threat, no evidence to date has been found AllPCOptimizer conducting direct attacks (such as collecting information or creating a backdoor vulnerability) on its PCs. However, AllPCOptimizer may display inaccurate system information in its 'scans,' such as:

  • AllPCOptimizer may detect fraudulent threat infections, such as viruses or spyware.
  • AllPCOptimizer may identify nonexistent or exaggerated performance problems, such as the presence of excessive 'cookies.'
  • AllPCOptimizer also may make claims of identifying improper Registry information, such as keys supposedly left behind by no-longer-installed applications.

Most of AllPCOptimizer's detected issues may identify themselves as theoretical negative impacts on your PC's performance or safety. However, in reality, these issues are either nonexistent or have minimal performance or safety impact. As with any similar PUP of its type, AllPCOptimizer uses its fake scan results for promoting its paid registration service for 'fixing' your computer.

Taking Advantage of the PC Optimization That Really Matters

Allowing AllPCOptimizer to 'repair' your PC may result in a corrupted system Registry or other issues that may damage unrelated software, and malware researchers suggest ignoring any security or optimization recommendations from this brand (or its clones). PC users interested in cleaning their Registries, guarding their Web-browsing privacy or protecting their PCs from threats can find all of these features included in legitimate brands of software from recognized security companies. Using such products to delete AllPCOptimizer without using any of the latter's features is the recommended response to any occurrence of this PUP.

AllPCOptimizermay be installed through bundling with other, equally unwanted software, such as adware extensions like Dealz. These bundles may require your consent before installing any Potentially Unwanted Programs, but may misrepresent their products or describe them poorly. PC users can best protect themselves from dishonest software installers by avoiding their most common download sources. Of these, malware researchers especially can point out torrents labeled with popular subject matter and broad, free software sites as being the most archetypal sources of a faux product like AllPCOptimizer.

Technical Details

File System Modifications

Tutorials: If you wish to learn how to remove malware components manually, you can read the tutorials on how to find malware, kill unwanted processes, remove malicious DLLs and delete other harmful files. Always be sure to back up your PC before making any changes.

The following files were created in the system:



%WINDIR%\Allpcoptimizer.exe File name: Allpcoptimizer.exe
Size: 2.56 MB (2560512 bytes)
MD5: 98c0cf81f5a8bfac4e0b2596eae24d25
Detection count: 82
File type: Executable File
Mime Type: unknown/exe
Path: %WINDIR%
Group: Malware file
Last Updated: February 5, 2016
%PROGRAMFILES%\AllPCOptimizer\Allpcoptimizer.exe File name: Allpcoptimizer.exe
Size: 2.56 MB (2560512 bytes)
MD5: c7e5a778e850fc0e1eba83851b301039
Detection count: 22
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES%\AllPCOptimizer
Group: Malware file
Last Updated: February 5, 2016
C:\Config.Msi\1adc31.rbf File name: 1adc31.rbf
Size: 2.56 MB (2560512 bytes)
MD5: 562b4ab52da977aca6fb43ee8d440b7d
Detection count: 9
Mime Type: unknown/rbf
Path: C:\Config.Msi\1adc31.rbf
Group: Malware file
Last Updated: June 12, 2022
%PROGRAMFILES(x86)%\WinPCOptimizer\Allpcoptimizer.exe File name: Allpcoptimizer.exe
Size: 2.56 MB (2560512 bytes)
MD5: 99a57201419125bab99bb4d08747434a
Detection count: 5
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\WinPCOptimizer
Group: Malware file
Last Updated: June 29, 2022
C:\Program Files\AllPCOptimizer\Allpcoptimizer.exe File name: C:\Program Files\AllPCOptimizer\Allpcoptimizer.exe
MD5: c7e5a778e850fc0e1eba83851b301039
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Xceed.Wpf.Toolkit.dll File name: Xceed.Wpf.Toolkit.dll
File type: Dynamic link library
Mime Type: unknown/dll
Group: Malware file
MsiExec.exe File name: MsiExec.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file

Registry Modifications

The following newly produced Registry Values are:

File name without pathAllPCOptimizer.exe.lnkRegexp file mask%WINDIR%\Allpcoptimizer.exe%WINDIR%\Allpcoptimizer.exe.config%WINDIR%\Allpcoptimizer.pdbHKEY..\..\..\..{RegistryKeys}SOFTWARE\Microsoft\Tracing\Allpcoptimizer_RASAPI32SOFTWARE\Microsoft\Tracing\Allpcoptimizer_RASMANCSHKEY_LOCAL_MACHINE\Software\[APPLICATION]\Microsoft\Windows\CurrentVersion\Uninstall..{Uninstaller}{20A647C6-0C59-42A7-B3B4-1E95674496BB}

Additional Information

The following directories were created:
%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu\Programs\all pc optimizer%PROGRAMFILES%\AllPCOptimizer%PROGRAMFILES(x86)%\AllPCOptimizer
The following URL's were detected:
www.AllPCOptimizer.com

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