What is avshadow.exe?

The genuine avshadow.exe file is a software component of Avira Free Antivirus by Avira.
Avira Free Antivirus is a security program that protects computers against malware, viruses, spyware, trojans and computer worms. Avshadow.exe runs the Shadow service for Avira Free Antivirus, allowing the program to scan locked files. This is not an essential Windows process and can be disabled if known to create problems. Avira Free Antivirus is a freely available security program for non-commercial or home use. The program features an antivirus scanner, PUA (potentially unwanted applications) shield, cloud protection technology and more. Avira Free Antivirus supports the Windows, Mac OSX, iOS and Android platforms. Avira Operations GmbH & Co. KG is a German company that develops antivirus software, applications for Internet security, privacy protection, as well as performance tools for multiple platforms. Avira was founded as H+BEDV Datentechnik by Tjark Auerbach in 1986 in Tettnang, Germany. The company launched the first instance of AntiVir, its first antivirus program in 1988, combating viruses found on MS-DOS systems. In 2006, the company changed its name to Avira after merging with its sister company, AntiVir PersonalProducts GmbH. Avira is currently headquartered in Tettnang, Germany.

AvShadow stands for Avira AntiVir Shadow Service

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the avshadow.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

Click to Run a Free Scan for avshadow.exe related errors

Avshadow.exe file information

Windows Task Manager with avshadow
Avshadow.exe process in Windows Task Manager

The process known as AntiVir shadow copy service or Avira Shadow Copy Service

belongs to software Avira Product Family or Avira Free Antivirus or Avira AntiVir Personal - Free Antivirus or Avira AntiVir Personal - Free or Avira Internet Security (version 2012) or Avira Premium Security Suite or Avira Antivirus Premium (version 2012) or AntiVir Desktop

by Avira Operations GmbH & Co. KG or Avira GmbH (

Description: Avshadow.exe is not essential for the Windows OS and causes relatively few problems. The file avshadow.exe is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 76,968 bytes (28% of all occurrences), 80,336 bytes and 47 more variants. 
The program has no visible window. The file is a Verisign signed file. The file has a digital signature. The file is not a Windows system file. Avshadow.exe is able to monitor applications. Therefore the technical security rating is 18% dangerous; however you should also read the user reviews.

Uninstalling this variant: In case you experience problems using avshadow.exe, you may want to safely remove the program using the uninstall program of Avira Free Antivirus or Avira AntiVir Personal - Free (Control Panel ⇒ Uninstall a Program), get help from the software vendor Avira or check the vendor’s website for a newer version.

Recommended: Identify avshadow.exe related errors

Important: Some malware camouflages itself as avshadow.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the avshadow.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


User Comments

ein Avira Dienst
  Bibi   (further information)
Gehört zu Antivir : dieser Prozess erstellt eine Schattenkopie von gesperrten Dateien, welche dann gescannt werden kann. Somit können nun auch gesperrte Dateien überprüft werden.
  Mariette   (further information)
Allows Avira Antivirus to scan locked files
  J   (further information)
Der Prozess AntiVir shadow copy service gehört zur Software Avira AntiVir Personal - Free oder Avira AntiVir Personal - Free Antivirus oder Avira Premium Security Suite oder AntiVir Desktop der Firma Avira GmbH.Charakteristik: avshadow.exe befindet sich in einem Unterordner von "C:\Program Files". Bekannte Dateigrößen unter Windows 7/XP sind 76968 Bytes (77% aller Vorkommen), 260776 Bytes. Das Programm ist nicht sichtbar. avshadow.exe ist von Verisign digital signiert. Sie ist von einer zentrale Signatur-Stelle signiert. Die Datei wird vom Betriebssystem Windows nicht benötigt
  Nightyfall   (further information)

Rating chart

Summary: Average user rating of avshadow.exe: based on 7 votes with 4 user comments. 3 users think avshadow.exe is essential for Windows or an installed application. 3 users think it's probably harmless. One user thinks it's neither essential nor dangerous.

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Best practices for resolving avshadow issues

A clean and tidy computer is the key requirement for avoiding problems with avshadow. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the avshadow.exe process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

avshadow.exe [all]