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Microsoft Security Intelligence
Published Jan 10, 2005 | Updated Sep 05, 2017

Virus:DOS/EICAR_Test_File

Detected by Microsoft Defender Antivirus

Aliases: EICAR (Wild List ORG) EICAR-Test-File (not a virus) (BitDefender) EICAR Test String (CA) Eicartest (ESET) Eicar_test_file (Frisk (F-Prot)) EICAR-Test-File (Kaspersky) EICAR-AV-Test (Sophos) Eicar_test_file (Trend Micro)

Summary

This file is not malicious.

It's used to check that your security software is working properly.

If you downloaded this file and continue to get warnings from your security software about it, you can manually delete or remove it.

Some security software might put this file on your PC to test that it's working correctly. If you have multiple security software installed, you may encounter errors as they all try to clean the same file.

If you downloaded this file and continue to get warnings about it, you can manually delete or remove it.

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