Home Possibly Unwanted Program PUP.A1PCCleaner

PUP.A1PCCleaner

Posted: March 19, 2015

Threat Metric

Ranking: 13,444
Threat Level: 1/10
Infected PCs: 29,119
First Seen: March 19, 2015
Last Seen: September 9, 2023
OS(es) Affected: Windows

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:



%PROGRAMFILES(x86)%\Tuneup computer A1PCCleaner\updater.exe File name: updater.exe
Size: 339.83 KB (339832 bytes)
MD5: 8ab1a58e3554184942bc6aec579b3044
Detection count: 8,827
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Tuneup computer A1PCCleaner
Group: Malware file
Last Updated: July 17, 2023
%PROGRAMFILES(x86)%\Tuneup computer A1PCCleaner\Probsalert.exe File name: Probsalert.exe
Size: 82.8 KB (82808 bytes)
MD5: dbc1cb149f0ef462a9ad1fc2eed1f96e
Detection count: 8,488
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Tuneup computer A1PCCleaner
Group: Malware file
Last Updated: July 17, 2023
%PROGRAMFILES%\Tuneup computer A1PCCleaner\Popialert.exe File name: Popialert.exe
Size: 20.85 KB (20856 bytes)
MD5: 5e97715badc75eaae09fa6794c3830aa
Detection count: 8,418
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES%\Tuneup computer A1PCCleaner
Group: Malware file
Last Updated: July 17, 2023
%PROGRAMFILES(x86)%\PCTuner Softwaresav\Popialert.exe File name: Popialert.exe
Size: 19.7 KB (19704 bytes)
MD5: e9aead4bbac7c892421bd49dbcf7ead4
Detection count: 555
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\PCTuner Softwaresav
Group: Malware file
Last Updated: March 30, 2015
%PROGRAMFILES(x86)%\PCTuner Softwaresav\Probsalert.exe File name: Probsalert.exe
Size: 82.16 KB (82168 bytes)
MD5: 40cb3002a9d07c056fcb0eea97aec9ce
Detection count: 445
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\PCTuner Softwaresav
Group: Malware file
Last Updated: March 30, 2015
%PROGRAMFILES(x86)%\Tuneup computer A1PCCleaner\Probsalert.exe File name: Probsalert.exe
Size: 83.32 KB (83320 bytes)
MD5: 65003af021240f34f2e03b7031bfbc84
Detection count: 148
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Tuneup computer A1PCCleaner
Group: Malware file
Last Updated: April 5, 2016
%PROGRAMFILES(x86)%\Tuneup computer A1PCCleaner\updater.exe File name: updater.exe
Size: 339.83 KB (339832 bytes)
MD5: 8d74453eaf808f53cc106efe44eefda8
Detection count: 138
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Tuneup computer A1PCCleaner
Group: Malware file
Last Updated: April 5, 2016
%PROGRAMFILES(x86)%\Tuneup computer A1PCCleaner\Popialert.exe File name: Popialert.exe
Size: 20.85 KB (20856 bytes)
MD5: 0b1ad855bb6aafb330b44c11cba9d9c6
Detection count: 129
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Tuneup computer A1PCCleaner
Group: Malware file
Last Updated: April 5, 2016
%PROGRAMFILES(x86)%\Tuneup computer A1PCCleaner\PCTunerFG.exe File name: PCTunerFG.exe
Size: 4.59 MB (4597624 bytes)
MD5: 19b387af64b943c6456fb44ebf3c69be
Detection count: 98
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Tuneup computer A1PCCleaner
Group: Malware file
Last Updated: April 5, 2016
C:\Windows.old.001\Users\<username>\AppData\Local\A1PCCleaner\A1PCCleaner.exe File name: A1PCCleaner.exe
Size: 6.15 MB (6156728 bytes)
MD5: ae087e35cc9b9d8689ca87bebea3c908
Detection count: 70
File type: Executable File
Mime Type: unknown/exe
Path: C:\Windows.old.001\Users\<username>\AppData\Local\A1PCCleaner\A1PCCleaner.exe
Group: Malware file
Last Updated: January 25, 2023
%PROGRAMFILES(x86)%\Tuneup computer A1PCCleaner\PCTunerFG.exe File name: PCTunerFG.exe
Size: 2.7 MB (2708344 bytes)
MD5: 28eea3e4be50b5fff9d45e95105c2b30
Detection count: 32
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\Tuneup computer A1PCCleaner
Group: Malware file
Last Updated: April 5, 2016
%PROGRAMFILES(x86)%\PCTuner Softwaresav\PCTunerAV.exe File name: PCTunerAV.exe
Size: 13.19 MB (13195000 bytes)
MD5: 10e3e0785f7df8b0db9cce2e409d6af4
Detection count: 11
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\PCTuner Softwaresav
Group: Malware file
Last Updated: March 30, 2015

Registry Modifications

The following newly produced Registry Values are:

File name without pathA1PCCleaner.lnkHKEY..\..\..\..{RegistryKeys}A1PCCleanerSoftware\Tuneup computer A1PCCleanerSOFTWARE\Wow6432Node\Tuneup computer A1PCCleanerHKEY_LOCAL_MACHINE\Software\[APPLICATION]\Microsoft\Windows\CurrentVersion\Uninstall..{Uninstaller}{961D22C4-61AC-47B7-A9C7-3CDA921DD165}

Additional Information

The following directories were created:
%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu\Programs\A1PCCleaner%LOCALAPPDATA%\A1PCCleaner%PROGRAMFILES%\Tuneup computer A1PCCleaner%PROGRAMFILES(x86)%\PCTuner Softwaresav%PROGRAMFILES(x86)%\Tuneup computer A1PCCleaner
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