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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 wuauclt.exe? Windows Update?

Vendor:      Microsoft Corporation
Product:     
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: Windows Update

wuauclt.exe is an essential part of Windows and required for Windows to work properly. It should never be disabled.


wuauclt.exe is known to be a bad process. Learn more about protecting your PC from these bad processes with PC Matic.
wuauclt.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.
wuauclt.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: 9.42%
Average CPU use for this program: null%
Average RAM for this program: null MB


Program Name MD5 Count
wuauclt.exe

MD5 Hashes

# Status MD5 Revision Name Size
1 Status 0x2e0b0a051ffaa86e358465bb0880d453 12/6/2021 3:58:00 PM Unknown Unknown Windows Update 0 KB
2 Status 0xed7262e52c31cf1625b65039102bc16c 8/14/2020 5:00:00 PM Unknown Unknown Windows Update 108 KB
3 Status 0xff81090b6ef1a42a19df226632711d25 4/7/2019 7:08:00 PM Unknown 6.0.6000.16386 (vista_rtm.061101-2205) Windows Update 40 KB
4 Status 0x072678e0d68e9c3a7960328671134c7b 3/1/2019 11:55:00 PM Unknown Unknown Windows Update 0 KB
5 Status 0x8e93cdf0ea8edba63f07e2898a9b2147 1/12/2019 4:02:00 PM Unknown 7.0.6001.18000 (longhorn_rtm.080118-1840) Windows Update 42 KB
6 Status 0xe183fe2b532617f88d8f2db45d14688d 9/16/2018 12:45:00 PM Unknown Unknown Windows Update 0 KB
7 Status 0x62bb79160f86cd962f312c68c6239bfd 9/13/2018 2:39:00 AM Unknown Unknown Windows Update 52 KB
8 Status 0x84ccd7bfbc7f9b4dda2623b1020141dc 7/9/2018 6:22:00 AM Unknown Unknown Windows Update 0 KB
9 Status 0xef6122ab06b2b38cf1fb0efd9a173ae3 3/9/2018 4:14:00 PM Unknown Unknown Windows Update 0 KB
10 Status 0x5cfd1ca0fe043353d73923f659446f77 11/20/2017 4:16:00 PM Unknown Unknown Windows Update 0 KB
11 Status 0x4126d27cece4471e00e425411f7306b5 9/15/2017 9:11:00 PM Unknown 5.4.3790.2180 (xpsp_sp2_rtm.040803-2158) Windows Update 108 KB
12 Status 0xbcc864123ef97e57b1a0c3a2066c216f 4/14/2017 10:31:00 PM Unknown Unknown Windows Update 0 KB
13 Status 0xa28ed9e67c6ebd952dc354fdc4a52595 2/10/2017 11:04:00 PM Unknown Unknown Windows Update 0 KB
14 Status 0xe654b78d2f1d791b30d0ed9a8195ec22 2/5/2017 1:45:00 AM Unknown Unknown Windows Update 50 KB
15 Status 0xcff96e0ce6f81f5968a6d61786642855 1/10/2017 6:24:00 PM Unknown Unknown Windows Update 0 KB
16 Status 0xdfa855fba7c4b622ef413ad44fd96067 12/2/2016 2:47:00 AM Unknown Unknown Windows Update 51 KB
17 Status 0x594a7af88348468dab24781bf3921230 9/30/2016 6:27:00 AM Unknown Unknown Windows Update 0 KB
18 Status 0xdce466eada16ed4e5590177f5611498a 6/13/2016 2:17:00 AM Unknown Unknown Windows Update 0 KB
19 Status 0xf3e9065eb617a7e3a832a7976bfa021b 4/14/2016 9:55:00 PM Unknown 7.0.6000.381 (winmain(wmbla).070730-1740) Windows Update 51 KB
20 Status 0x94f1b09bf0e20ff812df9183d8162743 10/22/2015 7:54:00 PM Unknown Unknown Windows Update 0 KB
21 Status 0x7e3defe771cb451b0ff630bfa435417e 10/15/2015 6:42:00 PM Unknown Unknown Windows Update 110 KB
22 Status 0x3ba41800763e333c4e49ede8f2f11f4d 9/20/2015 11:26:00 AM Unknown Unknown Windows Update 0 KB
23 Status 0xebf1ab7e4fc05cabf2f4680d2a45f827 9/13/2015 5:21:00 AM Unknown 5.8.0.2469 built by: lab01_n(wmbla) Windows Update 121 KB
24 Status 0x5a0cb97a5801bca649c17752f8379472 9/5/2015 4:52:00 PM Unknown Unknown Windows Update 0 KB
25 Status 0xcd3bffb7b15a95e49c07ac19fabe3f28 8/20/2015 6:37:00 PM Unknown Unknown Windows Update 0 KB

MD5 Hashes

# Status MD5 Revision Name Size
1 Status 0xd316e28958873859b88d72cf47ad1ea5 5/11/2018 10:54:00 PM Unknown Unknown Windows Update 52 KB
2 Status 0xa3763ce319d9eb3ec2ac04901f293b9d 12/18/2014 3:10:00 AM Unknown 5.4.3630.1106 (xpsp1.020828-1920) Windows Update 136 KB
3 Status 0x4f2ddaecd720aaa6ad7475e5a29e5980 10/29/2014 7:17:00 PM Unknown Unknown Windows Update 109 KB
4 Status 0xf601b59fdaebefa13eea2543bde8fb45 4/9/2012 2:32:00 AM Unknown Unknown Windows Update 52 KB
5 Status 0x27da75af2f62a3db594bb69aa5efbd76 2/8/2012 10:41:00 PM Unknown Unknown Windows Update 73 KB
6 Status 0x1f70c4a8b0bf10d83f01e3c19f22ae1c 11/21/2011 2:27:00 PM Unknown Unknown Windows Update 51 KB
7 Status 0x17a4629e268212dbfcef95c48c761a06 9/19/2011 7:38:00 AM Unknown 5.4.3790.2096 (xpsp_sp2_rc1.040311-2315) Windows Update 109 KB
8 Status 0x3a83a45e7dd5276315aa20245e7c32bf 9/16/2011 12:50:00 PM Unknown 7.0.6000.374 (winmain(wmbla).070416-2057) Windows Update 51 KB
9 Status 0xa4425b538e4087e33ff89a378ff0c8d0 9/15/2011 11:31:00 AM Unknown Unknown Windows Update 67 KB
10 Status 0x88d78f1c0c77194425ef5ec9242beac3 8/27/2011 4:16:00 PM Unknown Unknown Windows Update 108 KB
11 Status 0x974fa6d27fe3413adbaea63017aef1a4 8/23/2011 2:08:00 PM Unknown 5.4.3790.2180 (xpsp_sp2_rtm.040803-2158) Windows Update 109 KB
12 Status 0x875cdad13d9df3d4c615718e90c1cad9 8/22/2011 1:30:00 PM Unknown Unknown Windows Update 66 KB
13 Status 0xe8b6af451ae34742da3d9623f7e94efd 8/13/2011 11:00:00 PM Unknown Unknown Windows Update 109 KB
14 Status 0x37d72b36bdd7c6d5cf5336550037eba6 7/27/2011 5:42:00 AM Unknown 5.8.0.2469 built by: lab01_n(wmbla) Windows Update 122 KB
15 Status 0xe2a8ff0fbd4e7af88b1f6e2cab5ad543 7/18/2011 4:02:00 PM Unknown 7.0.6001.17052 (longhorn_rc1.071129-2315) Windows Update 42 KB
16 Status 0xd76c7b3d5c85a62c8c19cedf830b8456 7/16/2011 4:43:00 PM Unknown 5.4.3790.2180 (xpsp_sp2_rtm.040803-2158) Windows Update 109 KB
17 Status 0xf22593a5e6a231ac9d8db8fc3cb03c6a 7/14/2011 1:00:00 AM Unknown 5.4.3790.3264 (xpsp.071130-0108) Windows Update 108 KB
18 Status 0xfe717bd907d1e18a14ef1096758faf02 7/7/2011 5:10:00 PM Unknown Unknown Windows Update 109 KB
19 Status 0xa73c3bc3bbe7bf60b61add0cc4e26c58 6/2/2011 11:29:00 AM Unknown Unknown Windows Update 108 KB
20 Status 0xfc7ac7683ca30d8f8b6dab686b781784 5/31/2011 2:03:00 PM Unknown Unknown Windows Update 53 KB
21 Status 0xc54f6c23403b1b0e8472e4cc0b3cafee 5/28/2011 3:03:00 PM Unknown Unknown Windows Update 109 KB
22 Status 0xf6066c005fac8caf210882563c92a093 5/26/2011 2:39:00 AM Unknown Unknown Windows Update 105 KB
23 Status 0xa5d19fff8cdc18d7447b43e94a168a4f 5/18/2011 2:03:00 AM Unknown Unknown Windows Update 52 KB
24 Status 0xc8fb473d140454c19553fb567a1ffe78 5/14/2011 10:22:00 PM Unknown Unknown Windows Update 69 KB
25 Status 0x894e3521d3fb03484dc566f553fa30a8 4/30/2011 1:29:00 PM Unknown 5.4.3790.20 built by: lab04_n Windows Update 145 KB


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