avastui.exe is a application which is probably NOT a virus or malware. So, if avastui.exe is on your PC, it is probably ok, and will NOT cause problems. Even if your system is clean, it is still recommended to purchase a well-known antivirus with a good track record, in order to defend yourself against viruses and malware.
This application is usually stored on disk in C:\Program Files\AVAST Software\Avast\AvastUI.exe.
The MD5 checksum for this executable is a041821f04b20faf4cfa0f1672c285c5.
This program is NOT a Windows service. This is good.
This program uses the net to communicate. Today this is expected from a program. For example, most of the programs on your PC check for updates. For this, Internet communications are required.
This program runs as a 32-bit program. It does not benefit of the entire set of features of modern computer processors. This is quite normal because the publishers did not bother to upgrade it to 64-bit code.
The description written in the file is avast! Antivirus.
File version 8.0.1482.45.
Author AVAST Software.
Legal copyright notice Copyright (c) 2013 AVAST Software.
avastui.exe appears to have visible windows. This means it doesn't operate in some kind of invisible mode. Its operation is clearly displayed to you.
Some insecure functions of the Operating System appear to be used, such as functions for intercepting the keyboard. We advise you to be very careful regarding this program.
avastui.exe has a digital signature. Nowadays most legit software applications are digitally signed.
The digital signature found in avastui.exe checks out perfectly. This is most likely a clean, ok program.
Digital certificate name: AVAST Software
Certificate's issuer name: VeriSign Class 3 Code Signing 2010 CA
This program is registered to start when your PC starts. Yes
It has an uninstall routine, which is good. si are uninstall.