PUP.Optional.PerfectRegistry is Malwarebytes’ detection name for a specific registry cleaner called Perfect Registry 2.0. The use of registry cleaners is not advisable and some of them use intentional false positives to convince users that their systems have problems. Then they try to sell you their software, claiming it will remove these problems. PerfectRegistry is a member of a family of Windows system optimizers that can be recognized by the GUI and the use of the file roboot64.exe.
GUI of PerfectRegistry
PUP.Optional.PerfectRegistry uses several Scheduled Tasks to gain persistence and users may notice the icon in their taskbar, startmenu, and on their desktop. And find the software listed in their list of installed programs and features.
Scheduled Tasks for PerferctRegistry
icons PerfectRegistry
PerfectRegistry entry in list of installed Programs
PUP.Optional.PerfectRegistry is usually installed by the user themselves due to advertising.
Raxco website advertising PerfectRegistry
Malwarebytes protects users against PUP.Optional.PerfectRegistry by stopping the installer.
Malwarebytes blocks the PerfectRegsitry installer
Malwarebytes can detect and remove this potentially unwanted application without further user interaction.
The Malwarebytes removal log will look similar to this:
Malwarebytes log:
Malwarebytes www.malwarebytes.com -Log Details- Scan Date: 2/14/18 Scan Time: 9:19 AM Log File: c47a3d42-115f-11e8-9439-080027750297.json Administrator: Yes -Software Information- Version: 3.3.1.2183 Components Version: 1.0.262 Update Package Version: 1.0.3948 License: Premium -System Information- OS: Windows 7 Service Pack 1 CPU: x64 File System: NTFS User: {computername}\{username} -Scan Summary- Scan Type: Threat Scan Result: Completed Objects Scanned: 242410 Threats Detected: 62 Threats Quarantined: 61 Time Elapsed: 2 min, 24 sec -Scan Options- Memory: Enabled Startup: Enabled Filesystem: Enabled Archives: Enabled Rootkits: Disabled Heuristics: Enabled PUP: Detect PUM: Detect -Scan Details- Process: 1 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\PerfectRegistry.exe, Quarantined, [1013], [395661],1.0.3948 Module: 4 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\isxdl.dll, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\PerfectRegistry.exe, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\RegCleanPro.dll, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\xmllite.dll, Quarantined, [1013], [395661],1.0.3948 Registry Key: 12 PUP.Optional.PerfectRegistry, HKLM\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\SCHEDULE\TASKCACHE\TREE\PerfectRegistry, Quarantined, [1013], [395664],1.0.3948 PUP.Optional.PerfectRegistry, HKLM\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\SCHEDULE\TASKCACHE\TASKS\{20E5E4B6-666E-4527-A04A-824F3CC589A2}, Quarantined, [1013], [395664],1.0.3948 PUP.Optional.PerfectRegistry, HKLM\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\SCHEDULE\TASKCACHE\LOGON\{20E5E4B6-666E-4527-A04A-824F3CC589A2}, Quarantined, [1013], [395664],1.0.3948 PUP.Optional.PerfectRegistry, HKLM\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\SCHEDULE\TASKCACHE\TREE\PerfectRegistry_DEFAULT, Quarantined, [1013], [395664],1.0.3948 PUP.Optional.PerfectRegistry, HKLM\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\SCHEDULE\TASKCACHE\TASKS\{099B320F-06C7-477E-B862-1C05011E2A85}, Quarantined, [1013], [395664],1.0.3948 PUP.Optional.PerfectRegistry, HKLM\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\SCHEDULE\TASKCACHE\PLAIN\{099B320F-06C7-477E-B862-1C05011E2A85}, Quarantined, [1013], [395664],1.0.3948 PUP.Optional.PerfectRegistry, HKLM\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\SCHEDULE\TASKCACHE\TREE\PerfectRegistry_UPDATES, Quarantined, [1013], [395664],1.0.3948 PUP.Optional.PerfectRegistry, HKLM\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\SCHEDULE\TASKCACHE\TASKS\{D1A5B052-CF3A-4C42-B8E4-EE4211AE6A5A}, Quarantined, [1013], [395664],1.0.3948 PUP.Optional.PerfectRegistry, HKLM\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\SCHEDULE\TASKCACHE\PLAIN\{D1A5B052-CF3A-4C42-B8E4-EE4211AE6A5A}, Quarantined, [1013], [395664],1.0.3948 PUP.Optional.PerfectRegistry, HKLM\SOFTWARE\WOW6432NODE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\PerfectRegistry_is1, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, HKCU\SOFTWARE\RAXCO\PerfectRegistry, Quarantined, [1013], [395667],1.0.3948 PUP.Optional.PerfectRegistry, HKLM\SOFTWARE\WOW6432NODE\RAXCO\PerfectRegistry, Quarantined, [1013], [396319],1.0.3948 Registry Value: 0 (No malicious items detected) Registry Data: 0 (No malicious items detected) Data Stream: 0 (No malicious items detected) Folder: 3 PUP.Optional.PerfectRegistry, C:\PROGRAM FILES (X86)\RAXCO\PERFECTREGISTRY, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\PROGRAMDATA\MICROSOFT\WINDOWS\START MENU\PROGRAMS\RAXCO\PERFECTREGISTRY, Quarantined, [1013], [395662],1.0.3948 PUP.Optional.PerfectRegistry, C:\USERS\{username}\APPDATA\ROAMING\RAXCO\PERFECTREGISTRY, Removal Failed, [1013], [396318],1.0.3948 File: 42 PUP.Optional.PerfectRegistry, C:\USERS\PUBLIC\DESKTOP\PERFECTREGISTRY.LNK, Quarantined, [1013], [395663],1.0.3948 PUP.Optional.PerfectRegistry, C:\WINDOWS\TASKS\PerfectRegistry_DEFAULT.job, Quarantined, [1013], [395665],1.0.3948 PUP.Optional.PerfectRegistry, C:\WINDOWS\TASKS\PerfectRegistry_UPDATES.job, Quarantined, [1013], [395665],1.0.3948 PUP.Optional.SysTweak, C:\WINDOWS\SYSTEM32\ROBOOT64.EXE, Quarantined, [217], [395666],1.0.3948 PUP.Optional.PerfectRegistry, C:\WINDOWS\SYSTEM32\TASKS\PerfectRegistry, Quarantined, [1013], [395664],1.0.3948 PUP.Optional.PerfectRegistry, C:\WINDOWS\SYSTEM32\TASKS\PerfectRegistry_DEFAULT, Quarantined, [1013], [395664],1.0.3948 PUP.Optional.PerfectRegistry, C:\WINDOWS\SYSTEM32\TASKS\PerfectRegistry_UPDATES, Quarantined, [1013], [395664],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\Chinese_rcp.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\CleanSchedule.exe, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\Danish_rcp.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\Dutch_rcp.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\eng_rcp.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\Finnish_rcp_fi.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\French_rcp.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\German_rcp.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\greek_rcp_el.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\install_left_image.bmp, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\isxdl.dll, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\Italian_rcp.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\Japanese_rcp.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\korean_rcp_ko.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\Norwegian_rcp.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\PerfectRegistry.exe, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\polish_rcp_pl.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\portugese_rcp_pt.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\Portuguese_rcp.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\PRUninstall.exe, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\RegCleanPro.dll, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\russian_rcp_ru.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\Spanish_rcp.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\Swedish_rcp.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\TraditionalCn_rcp_zh-tw.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\turkish_rcp_tr.ini, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\unins000.dat, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\unins000.exe, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\unins000.msg, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\Program Files (x86)\Raxco\PerfectRegistry\xmllite.dll, Quarantined, [1013], [395661],1.0.3948 PUP.Optional.PerfectRegistry, C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Raxco\PerfectRegistry\PerfectRegistry.lnk, Quarantined, [1013], [395662],1.0.3948 PUP.Optional.PerfectRegistry, C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Raxco\PerfectRegistry\Uninstall PerfectRegistry.lnk, Quarantined, [1013], [395662],1.0.3948 PUP.Optional.PerfectRegistry, C:\Users\{username}\AppData\Roaming\Raxco\PerfectRegistry\log_02-14-2018.log, Quarantined, [1013], [396318],1.0.3948 PUP.Optional.PerfectRegistry, C:\Users\{username}\AppData\Roaming\Raxco\PerfectRegistry\results.rcp, Quarantined, [1013], [396318],1.0.3948 PUP.Optional.PerfectRegistry, C:\USERS\{username}\DESKTOP\PRSETUP.EXE, Quarantined, [1013], [395680],1.0.3948 Physical Sector: 0 (No malicious items detected) (end)
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.
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.
Possible entries in a FRST log (Raxco Software, Inc.) C:\Program Files (x86)\Raxco\PerfectRegistry\PerfectRegistry.exe C:\Windows\System32\Tasks\PerfectRegistry C:\Windows\System32\Tasks\PerfectRegistry_UPDATES C:\Windows\System32\Tasks\PerfectRegistry_DEFAULT C:\Users\Public\Desktop\PerfectRegistry.lnk C:\Windows\Tasks\PerfectRegistry_UPDATES.job C:\Windows\Tasks\PerfectRegistry_DEFAULT.job C:\Users\{username}\AppData\Roaming\Raxco C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Raxco C:\Program Files (x86)\Raxco (Raxco Software, Inc) C:\Windows\system32\roboot64.exe PerfectRegistry (HKLM-x32\...\PerfectRegistry_is1) (Version: 2.0 - Raxco Software Inc) Task: {099B320F-06C7-477E-B862-1C05011E2A85} - System32\Tasks\PerfectRegistry_DEFAULT => C:\Program Files (x86)\Raxco\PerfectRegistry\PerfectRegistry.exe [2015-07-16] (Raxco Software, Inc.) Task: {20E5E4B6-666E-4527-A04A-824F3CC589A2} - System32\Tasks\PerfectRegistry => C:\Program Files (x86)\Raxco\PerfectRegistry\PerfectRegistry.exe [2015-07-16] (Raxco Software, Inc.) Task: {D1A5B052-CF3A-4C42-B8E4-EE4211AE6A5A} - System32\Tasks\PerfectRegistry_UPDATES => C:\Program Files (x86)\Raxco\PerfectRegistry\PerfectRegistry.exe [2015-07-16] (Raxco Software, Inc.) Task: C:\Windows\Tasks\PerfectRegistry_DEFAULT.job => C:\Program Files (x86)\Raxco\PerfectRegistry\PerfectRegistry.exe Task: C:\Windows\Tasks\PerfectRegistry_UPDATES.job => C:\Program Files (x86)\Raxco\PerfectRegistry\PerfectRegistry.exe Files: PerfectRegistry.exe, roboot64.exe Registry key: HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Raxco\PerfectRegistry Domain: raxco.com
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