Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

1.2.5 2.00%
1.2.5 13.00%
1.2.5 2.00%
1.2.5 1.00%
1.2.5 1.00%
1.2.5 1.00%
1.2.5 1.00%
1.2.4 2.00%
1.2.4 3.00%
1.2.3 35.00%
1.2.3 6.00%
1.2.3 13.00%
1.2.3 2.00%
1.2.3 3.00%
1.2.2 15.00%

Relationships

zlib1.dll

zlib by Stardock Corporation (Signed)

Remove zlib1.dll
Version:   1.2.5
MD5:   b871bb81ecc24720a27012831e41bd05
SHA1:   62530d9aaa935c467a28a2c18fb8f31481034b22
SHA256:   05ac4e908ad0f959aa78625d170de89784c059129268f7a426ccbeb49947b3e2

What is zlib1.dll?

zlib is a common software library used for data compression. zlib compressed data is typically written with a gzip or a zlib wrapper. zlib is something of a de facto standard, to the point that zlib and DEFLATE are often used interchangeably in standards documents, with thousands of applications relying on it for compression, either directly or indirectly.

Overview

zlib1.dll is loaded as dynamic link library that runs in the context of a process. The file is digitally signed by Stardock Corporation which was issued by the COMODO CA Limited certificate authority (CA).

DetailsDetails

File name:zlib1.dll
Product name:zlib
Description:zlib data compression library
Typical file path:C:\Program Files\easy instant messenger\gtk\bin\zlib1.dll
File version:1.2.5
Size:132 KB (135,168 bytes)
Certificate
Issued to:Stardock Corporation
Authority (CA):COMODO CA Limited
Expiration date:Thursday, April 10, 2014
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++
.NET CLR:No
More details

BehaviorsBehaviors

ActiveX install
  • {3EA4FA88-E0BE-419A-A732-9B79B87A6ED0}

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 25.00%
Windows 7 Ultimate 21.00%
Windows 7 Professional 11.00%
Microsoft Windows XP 9.00%
Windows 8 8.00%
Windows 8 Pro 6.00%
Windows 7 Ultimate N 4.00%
Windows 8 Single Language 2.00%
Windows 8.1 2.00%
Windows 8.1 Pro Preview 2.00%
Windows 7 Home Basic 2.00%
Windows Vista Home Premium 2.00%
Windows 8 Enterprise N 2.00%
Windows 8.1 Pro with Media Center 1.00%
Windows 8.1 Pro 1.00%
Windows Server 2012 Standard Evaluation 1.00%
Windows 7 Enterprise 1.00%

Distribution by countryDistribution by country

United States installs about 43.75% of zlib.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 24.39%
ASUS 14.63%
Hewlett-Packard 13.41%
Lenovo 9.76%
Toshiba 9.76%
Sony 7.32%
Acer 4.88%
Intel 4.88%
American Megatrends 3.66%
Compaq 2.44%
Medion 2.44%
Alienware 1.22%
Samsung 1.22%
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