Process Icon

Process Detail

Running, Malicious, Unwanted, Memory Hogs

Welcome to the PC Matic Process Library. We maintain an extensive list of common processes running on today’s PCs. Within this library you can learn more about the processes running on your machine.

Process Library Detail

What is mmdiag.exe? Musicmatch Diagnostics?

Vendor:      Musicmatch
Product:     Musicmatch
Vendor Website:     
Last Seen by PC Matic:      No Data

Process is Bad PC Matic has analyzed this process and determined that there is a high likelihood that it is bad.
Process is questionablePC Matic has analyzed this process and determined that the safety of this process is questionable.
Process is goodPC Matic has analyzed this process and determined that there is a high likelihood that it is good.
Process is goodThis process is a Microsoft or Windows process, but many viruses use this file name to escape notice.

Purpose: MMDiag.exe - Part of Musicmatch Jukebox logging and tracing manager. It is intended to run silently in the background and close after MusicMatch closes. It's purpose is to ensure that potential crash data is captured in the Musicmatch diagnostic logs.

mmdiag.exe is required by third-party software or hardware and should not disabled.


mmdiag.exe is known to be a bad process. Learn more about protecting your PC from these bad processes with PC Matic.
mmdiag.exe could be a harmful process. Learn more about protecging your PC from these potential harmful processes with PC Matic.
This information brought to you by PC Matic. PC Matic's real-time protection, Super Shield, blocks ALL bad and unknown threats to keep your PC secure.
mmdiag.exe is a Microsoft or Windows process but some versions of this exe carry viruses.
Learn more about protecting yourself from bad versions of this file with PC Matic.

Percentage of recently scanned PC's with this process running: 0.08%
Average CPU use for this program: 0%
Average RAM for this program: 0 MB


Program Name MD5 Count
mmdiag.exe

MD5 Hashes

# Status MD5 Revision Name Size
1 Status 0x603d421acd2a3d76210b8f4dfff43f48 3/30/2018 3:55:00 PM Unknown 10.00.4033 Musicmatch Diagnostics 100 KB
2 Status 0x0e79c2b5e5bc0a4ba40ad210a1255a76 2/5/2018 6:51:00 AM Unknown Unknown Musicmatch Diagnostics 84 KB
3 Status 0x4b9a0b1d2f5ec3a7c375adc615c395be 3/11/2017 8:06:00 PM Unknown 10.10.0097 Musicmatch Diagnostics 100 KB
4 Status 0xa37db9d11c31751b94c15074d0eff176 12/11/2014 6:24:00 PM Unknown 10.10.1061 Musicmatch Diagnostics 100 KB
5 Status 0x7e9479fa3470e8f2b9bcb3bf67080aed 9/15/2014 1:12:00 PM Unknown 9.00.0128 Musicmatch Diagnostics 84 KB
6 Status 0x3f630d6570e3bb9276447f9a3386f56f 8/22/2014 12:26:00 PM Unknown 10.00.1025 Musicmatch Diagnostics 84 KB
7 Status 0x3d955d21fdbf9d42bbac5763590ae559 1/18/2012 3:40:00 AM Unknown 10.00.3058 Musicmatch Diagnostics 100 KB
8 Status 0xb3f7627eb2a66e0927e6dda49fd6582a 1/10/2012 4:46:00 PM Unknown 10.00.4040 Musicmatch Diagnostics 100 KB
9 Status 0xdd4ac3efd309aa1533243be41c5a245a 8/27/2011 1:05:00 PM Unknown 10.00.4015 Musicmatch Diagnostics 100 KB
10 Status 0x30f3b3012df60dea0b371b07d9b31d44 8/25/2011 6:50:00 PM Unknown 10.00.2058 Musicmatch Diagnostics 100 KB
11 Status 0x1357f8bb8844afb8ff841c601935ba56 8/25/2011 2:12:00 AM Unknown 10.00.2047 Musicmatch Diagnostics 108 KB
12 Status 0x4ef879bf63790c24b7284afce92a91b5 8/10/2011 5:51:00 PM Unknown 10.10.1038 Musicmatch Diagnostics 100 KB
13 Status 0x88740163ef1a27465c34be1fa65d6b9d 7/16/2011 5:04:00 PM Unknown 9.00.5100 Musicmatch Diagnostics 84 KB
14 Status 0xcb074c5d2d3bb9b26483ca8aadb838cd 5/18/2011 12:56:00 AM Unknown 10.10.0093 Musicmatch Diagnostics 100 KB
15 Status 0xe955a238f4baf624a7da8c60b75db61b 4/24/2011 6:02:00 AM Unknown 10.00.4020 Musicmatch Diagnostics 100 KB
16 Status 0xf59c8d95c858141cf01d93063a7bb403 3/15/2011 9:12:00 PM Unknown 7.50.0089 Musicmatch Diagnostics 84 KB
17 Status 0xf530bde77293a11b71708f0f235b3b36 1/20/2011 11:11:00 PM Unknown Unknown Musicmatch Diagnostics 160 KB
18 Status 0x68d3b6ad0bda0518d90748f75b0aafcf 10/30/2010 5:02:00 AM Unknown 9.00.5085 Musicmatch Diagnostics 84 KB
19 Status 0xc05da6259212805c9547b2c0d469f59c 10/17/2010 3:50:00 PM Unknown 10.10.1023 Musicmatch Diagnostics 100 KB
20 Status 0x09a05cc36132b2a03b2f2626774ada8a 9/12/2010 4:31:00 AM Unknown 10.00.2039 Musicmatch Diagnostics 108 KB
21 Status 0xb13ebe4198833ab10c7c65244bfd3cad 8/19/2010 8:44:00 PM Unknown 8.10.0169 Musicmatch Diagnostics 84 KB
22 Status 0xd7a3bca6e47f2a7b6360c25bfc1ce6f1 8/1/2010 7:27:00 PM Unknown 10.00.2053 Musicmatch Diagnostics 100 KB
23 Status 0x99092453a65236ce47ea253d32090b67 7/24/2010 7:44:00 PM Unknown Unknown Musicmatch Diagnostics 84 KB
24 Status 0xd46e40afc4fae8c29f0e53634abb1996 6/19/2010 5:09:00 PM Unknown 7.50.1070 Musicmatch Diagnostics 84 KB
25 Status 0x92f47c62e92e9c374d789aa89ccb70cd 5/27/2010 3:18:00 AM Unknown Unknown Musicmatch Diagnostics 100 KB


USA Based Support

Unlimited Calls With a Technology Expert

Support Unlimited from PC Matic includes support and tech coaching via Phone, Email, Chat and Remote Assistance for all of your technology needs on computers, printers, routers, smart devices, tablets and more.
Annual Price
$100
Learn More

PC Matic Newsletter

Our weekly newsletter is packed with computer tips & tricks. As a bonus, receive monthly emails with exclusive offers.