What is the "usbstor.sys" ? Variant 1225973

Our database contains 665 different files for filename usbstor.sys but this page contains information about single file with specific attributes. If you want to see general information about the usbstor.sys then visit General Information Page . You can also check most distributed file variants with name usbstor.sys. This file belongs to product Microsoft® Windows® Operating System and was developed by company Microsoft Corporation. This file has description USB Mass Storage Class Driver. This file contains driver. You can find it in the Drivers section of the System Explorer.

Product:: Microsoft® Windows® Operating System
Company:: Microsoft Corporation
Description:: USB Mass Storage Class Driver
Version:: 6.1.7601.21642
MD5:: e5c168dd54eec059be40087fd8519277
SHA1:: f0145226aa7098505d01238c2eaea5b8f4993c63
SHA256:: 2690254a3ca512a637c4b8151664c71f726b277af4d3118087197040dc799d34
Size:: 76288
Directory:: C:\Windows\System32\DRIVERS
Operating System:: Windows 7
Occurence:: Medium

System Explorer Community Antivirus Report

This file was checked and tolerated by following antivirus shields :

Antivirus Name	Latest Toleration
avast! Antivirus	2016-07-11 03:13:58
ESET Smart Security 4.0	2016-02-07 19:33:01
Avira Antivirus	2015-11-01 10:43:10
ESET Smart Security 7.0	2014-12-02 14:26:34
AVG Internet Security 2014	2014-10-15 21:07:31
Microsoft Security Essentials	2014-06-29 22:03:48

Antivirus shields were enabled and have latest antivirus database.

Is the Driver "usbstor.sys" Safe or Threat ?

There is no review for "usbstor.sys" with defined attributes. If you want to check MD5 of this file via public VirusTotal database, then press .

Our final rating for this file is Safe. Final rating is based on file reviews, discovered date, users occurence and antivirus scan results.

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100% of reviewed files with different MD5 located in different directory are marked as Safe .

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