avastsvc.exe is a application which is probably NOT a virus. So, if avastsvc.exe is on your laptop or desktop computer, it is probably ok, and will NOT cause problems. Even if your PC is virus-free, it is still recommended to use a good antivirus with a good track record, in order to yourself yourself against threats.
The default filename and path where the program is stored is
C:\Program Files\AVAST Software\Avast\AvastSvc.exe.
The MD5 checksum for this program is 5258a3572c59d8caa4d5fdd9ef13674e.
This application is registered as a Windows service. This means it runs on your system in background, usually without displaying anything to you. Most Windows services are legit programs, which perform useful features to other applications or to Windows in general.
This program uses the Internet to communicate. Today this is expected from a program. For example, most of the apps on your PC check for updates. In order to do this, Internet communications are necessary.
This app runs in 32-bit mode. It does not exploit the entire power of current computer CPUs. This ordinarily happens because the authors did not upgrade it to use the x64 instruction set.
The description extracted from the file is Avast Service.
File version 17.2.3419.0.
Publisher AVAST Software.
Intellectual property rights notice Copyright (c) 2014 AVAST Software.
avastsvc.exe is digitally signed. Nowadays the large majority of serious software applications are digitally signed.
The digital signature attached to avastsvc.exe verifies as ok. This is excellent.
Digitally signed by: AVAST Software s.r.o.
Certificate's issuer name: DigiCert High Assurance Code Signing CA-1
It has an uninstall routine, which is good. si are uninstall.