
While we investigated the mpclsetup.exe installer, we figured out that Master PC Cleaner PUP could be related with Win Tuneup Pro and Secure PC Tuneup rogue security software. Therefore, software from suspicious developers should never be trusted. However, all of these problems could be completely made up. Disturbing amount of system issues can be labeled as high-risk. However, false positives are often used by rogue system optimizers/anti-malware tools. This means that users won’t be able to fix any issues until the full version of Master PC Cleaner program is purchased. The End User License Agreement states that “the software will be installed as a free trial with limited functionality and will work with all of its features after the purchase of a license key”. Similar statements are made by authors of Magic PC Cleaner. Its developers offer a free version only for one reason: to convince people that their operating systems are severely infected and should be cleaned with a full version. Master PC Cleaner fake tool is not a program that users should continue on using. Master PC Cleaner PUP is an unwanted tool, normally installed with bundles of programs Even though not necessarily malicious, it has features that make it untrustworthy and potentially dangerous ( The battle with potentially unwanted programs). Therefore, we determine that this tool is a potentially unwanted program. After running it through a number of scanners, the file was labeled as Program.Unwanted.2260, malicious (high confidence), and Suspicious_GEN.F47V0929 ( VirusTotal analysis). We downloaded a mpclsetup.exe which is an installer of Master PC Cleaner potentially unwanted program.

It has received a spot among potentially unwanted programs (PUPs) ( What is a PUP?). Even though developers promise to fix invalid registry entries, remove adware and improve boot time, this rogue system optimizer will only show users forged results to scans and hope to trick people into purchasing full versions of these tools. Master PC Cleaner is supposed to service its clients as a registry cleaner, add-on remover and startup manager.

The tool is expected to work on Windows 10, 8, 7, Vista and XP. PC Smart Cleanup and Advance-System-Care promise to provide users with utmost care to keep their PCs running smooth, fast and error-free.

Similar performance boosters have become extremely popular among developers and we detect comparable unreliable applications regularly. Master PC Cleaner virus has been described as a fake system optimizer.
