Should I block it?

No, this file is 100% safe to run.

VersionsAdditional versions

1.2.3 37.50%
1.2.3 12.50%
1.2.3 12.50%
1.2.3 25.00%
1.2.3 12.50%
(Note, VMware publishes each variation of this file with the same version, but the hashes are unique.)

Relationships


PE structurePE file structure

Show functions
Import table
kernel32.dll
GetCurrentProcessId, GetCurrentThreadId, GetTickCount, QueryPerformanceCounter, DisableThreadLibraryCalls, IsDebuggerPresent, SetUnhandledExceptionFilter, UnhandledExceptionFilter, GetCurrentProcess, TerminateProcess, InterlockedCompareExchange, Sleep, InterlockedExchange, GetSystemTimeAsFileTime
msvcr80.dll
DllMain
msvcrt.dll
DllMain
Export table
adler32
compress
compress2
compressBound
crc32
deflate
deflateBound
deflateCopy
deflateEnd
deflateInit_
deflateInit2_
deflateParams
deflatePrime
deflateReset
deflateSetDictionary
get_crc_table
gzclearerr
gzclose
gzdopen
gzeof
gzerror
gzflush
gzgetc
gzgets
gzopen
gzprintf
gzputc
gzputs
gzread
gzrewind
gzseek
gzsetparams
gztell
gzungetc
gzwrite
inflate
inflateBack
inflateBackEnd
inflateBackInit_
inflateCopy
inflateEnd
inflateInit_
inflateInit2_
inflateReset
inflateSetDictionary
inflateSync
inflateSyncPoint
uncompress
zError
zlibCompileFlags
zlibVersion

zlib1.dll

zlib by VMware (Signed)

Remove zlib1.dll
Version:   1.2.3
MD5:   d12d6db004c5f8d6eb1cf841fab8d0b0
SHA1:   f8951e55a6db7633739c0401d1b15f0a53489073

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.

About zlib1.dll (from VMware)

You can dramatically improve the availability, performance and utilization of your IT resources through VMware virtualization, where the hardware resources of a single computer are used by multiple

DetailsDetails

File name:zlib1.dll
Product name:zlib
Description:zlib data compression library
Typical file path:C:\Program Files\vmware\vmware workstation\zlib1.dll
File version:1.2.3
Size:67.05 KB (68,656 bytes)
Build date:7/23/2008 12:32 PM
Certificate
Issued to:VMware
Authority (CA):VeriSign
Effective date:Tuesday, September 11, 2007
Expiration date:Saturday, October 30, 2010
Digital DNA
PE subsystem:Windows GUI
File packed:No
Code language:Microsoft Visual C++ 8.0
.NET CLR:No
More details

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 50.00%
Windows 8 Pro 12.50%
Windows 7 Home Basic 12.50%
Windows Vista Home Basic 12.50%
Windows 7 Professional 12.50%

Distribution by countryDistribution by country

United States installs about 37.50% of zlib.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 80.00%
Hewlett-Packard 20.00%
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