IST Cleaner Pro

IST Cleaner Pro Description

IST Cleaner Pro is a paid system optimization program that may usually be added to the PC when the computer user installs another free programs from unreliable download websites that might have packaged into their installation IST Cleaner Pro. After installation on the computer system, IST Cleaner Pro may declare that a variety of system issues have been found on the PC. However, if the computer user attempts to remove these PC problems, IST Cleaner Pro may state that the PC user needs to spend money on its full version before being able to repair the issues. IST Cleaner Pro may show unwanted pop-up alerts claiming that a variety of system issues have been detected on the PC. IST Cleaner Pro may install itself on the computer system without the PC user's approval, or it may be installed automatically through downloads of packaged free applications on untrustworthy download websites.

Infected with IST Cleaner Pro? Scan Your PC for Free

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Security Doesn't Let You Download SpyHunter or Access the Internet?


Solutions: Your computer may have malware hiding in memory that prevents any program, including SpyHunter, from executing on your computer. Follow to download SpyHunter and gain access to the Internet:
  • Use an alternative browser. Malware may disable your browser. If you're using IE, for example, and having problems downloading SpyHunter, you should open Firefox, Chrome or Safari browser instead.
  • Use a removable media. Download SpyHunter on another clean computer, burn it to a USB flash drive, DVD/CD, or any preferred removable media, then install it on your infected computer and run SpyHunter's malware scanner.
  • Start Windows in Safe Mode. If you can not access your Window's desktop, reboot your computer in 'Safe Mode with Networking' and install SpyHunter in Safe Mode.
  • IE Users: Disable proxy server for Internet Explorer to browse the web with Internet Explorer or update your anti-spyware program. Malware modifies your Windows settings to use a proxy server to prevent you from browsing the web with IE.

If you still can't install SpyHunter? View other possible causes of installation issues.

Technical Information

Infection Statistics


Our MalwareTracker shows malware activity across the world. Explore real-time data of IST Cleaner Pro outbreaks and other threats from global to local level.

File System Details

IST Cleaner Pro creates the following file(s):
# File Name Size MD5 Detection Count
1 %APPDATA%\UpdateServ\ISTCleaner.exe 3,110,696 bc923de25a40c7c1edc7217898f8be28 272
2 ISTCleaner.lnk 6
3 %AppData%\istcleaner 2
4 %PROGRAMFILES(x86)%\ISTCleaner 1
5 %PROGRAMFILES%\ISTCleaner N/A

Registry Details

IST Cleaner Pro creates the following registry entry or registry entries:
HKEY_LOCAL_MACHINE\Software\[APPLICATION]\Microsoft\Windows\CurrentVersion\Uninstall..{Uninstaller}
ISTCleaner
HKEY..\..\..\..{RegistryKeys}
Software\ISTCleaner
Software\Wow6432Node\ISTCleaner

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