istsvc.exe is the common file executable that can trigger performance issues
istsvc.exe is a file and a process of the same name that is part of the ISTBar Adware. The particular piece gets noticed running in the background so issues can be related to the existing file. It is a harmful process that may cause damage to your system, therefore it should be terminated immediately after detection. You should also remove the problematic file, as it may restart itself after you kill the process.
|Related||The process is linked with a questionable adware|
|Removal||You can eliminate any threats with the help of anti-malware tools, s we recommend getting a proper application to improve the security|
|Repair||Run ReimageIntego and make sure to fix any alterations, corrupted system files and processes|
You should make sure is file istsvc.exe located in the folder “C:\Program Files\ISTsvc\”. It is a part of adware ISTBar, which is related to pornographic material and commercial content redirects. It appears as a toolbar in the Internet Explorer web browser and other internet surfing apps.
If the file is located elsewhere, you might have the issue with more damaging threats like trojans or keyloggers instead of the PUP. Make sure to clear infections with anti-malware tools and remove the file from the device when you know that this is not associated with any system programs.