Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

1,2,54,3668 33.33%
0,7,0,1580 66.67%

Relationships

b1shellext64.dll

B1 Free Archiver by Catalina Group Limited (Signed)

Remove b1shellext64.dll
Version:   1,2,54,3668
MD5:   dc6a01226adce2c82b37cc1293bbc978
SHA1:   f782cb985f79298c28ed7b62611dd022e1a518b7

Overview

b1shellext64.dll is loaded as dynamic link library that runs in the context of a process. This is typically installed with the program B1 Free Archiver published by Catalina Group Ltd.. The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). The file is digitally signed by Catalina Group Limited which was issued by the GoDaddy.com certificate authority (CA).

DetailsDetails

File name:b1shellext64.dll
Publisher:b1.org
Product name:B1 Free Archiver
Description:B1 shell extension
Typical file path:C:\Program Files\b1 free archiver\b1shellext64.dll
File version:1,2,54,3668
Size:680.85 KB (697,192 bytes)
Build date:7/11/2013 4:45 PM
Certificate
Issued to:Catalina Group Limited
Authority (CA):GoDaddy.com
Digital DNA
File packed:No
Code language:Microsoft Visual C# / Basic .NET
.NET CLR:Yes
.NET NGENed:No
More details

ResourcesPrograms

The following program will install this file
Catalina Group Ltd.
45% remove
B1 archive is an open archive format, where best proven solutions were improved even more with new original ideas. It's free and available for both personal and commercial use. B1 Archiver is extremely simple to use, you don't need comprehensive manuals or guides. Just install it and enjoy. Also it works very fast even with large archives with many files. Though classic LZMA compression has been improving for over a decade, there are ...

BehaviorsBehaviors

Context menu handler
Located in '*\shellex\ContextMenuHandlers'
  • Name: 'B1ShellEx'

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Ultimate 66.67%
Windows 8 Pro 33.33%

Distribution by countryDistribution by country

Pakistan installs about 33.33% of B1 Free Archiver.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Intel 100.00%
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