Database query


Type in the file name, MD5 or SHA1 checksum.
E.g. srvnet.dll, GDI32,
B18EA5BB58864D1FC0C17BF27BE465DB

Definition File Whitelist:

Describes a method in information technology to define a list of trusted and clean files. Everything that is not on a trusted whitelist has to be considered as untrusted and possible unsafe. Untrusted files need much effort for analyze whether they are a security threat or safe.

Search result for "QPERF.dll":


1. qperf.dll from Windows 2000 Microsoft Corporation, Nt Query Perfmon counter support Copyright C Microsoft Corp. 1981-1998
Machine: 80386, NT Win32, native Interface, English (United States) Language, Unicode Charset

Last modified: 2000-05-01 12:04:00
File size:  15.120 Byte
MD5:        3EDFA92692FC7C9915F33A606C66EC69
SHA1:      234072D46FF4D9664C57ECE254EB5BA5FE4B0BA5
SHA256:  891E224B0AE10A17EC5256E24D29518C54049334FFDD73F650998E409D59BF9D

Dependencies: MSVCRT.dll KERNEL32.dll ADVAPI32.dll

2. qperf.dll from Windows 2000 Microsoft Corporation, Nt Query Perfmon counter support Copyright C Microsoft Corp. 1981-1998
Machine: 80386, NT Win32, native Interface, English (United States) Language, Unicode Charset

Last modified: 1999-11-19 12:06:00
File size:  15.120 Byte
MD5:        E1288473F565442394DF345F526A01A2
SHA1:      977F81F09B5E3DD90A281C045F1A35B81494ABFF
SHA256:  F6BA3F3DF8AB75375C49C2D8BFFB82B6DCFFA84956D6808873D6279EB3A675B4

Dependencies: MSVCRT.dll KERNEL32.dll ADVAPI32.dll


2 entries found for "QPERF.dll" in this database.



This free whitelisting service contains hashes of clean files from original sources of the ventors only. The database covers Microsoft DOS, Windows 95, Windows 98, Windows ME, Windows NT, Windows 2000, Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10 and common applications from major ventors. Many details are shown, e.g. the file name, file size, operating system, file dependencies, MD5 checksum, SHA1 checksum and other file characteristics.

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