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Process Name

  

What is wuauclt.exe? Windows Update

Vendor:      Microsoft Corporation
Product:     
Vendor Website:     
Last Seen by PC Pitstop:      No Data

Process is Bad PC Pitstop has analyzed this process and determined that there is a high likelihood that it is bad.
Process is questionablePC Pitstop has analyzed this process and determined that the safety of this process is questionable.
Process is goodPC Pitstop 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.

PC Pitstop recommends WinPatrol Plus for monitoring all of the background activity on your PC. WinPatrol Plus provides an easy to understand descriptions of over 15,000 processes and programs.


wuauclt.exe is known to be a bad process. Start this Free scan to check your other threats to your PCs security, like this file.
wuauclt.exe could be a harmful process. Start this Free Scan to check for threats to your PC Security.
This information brought to you by PC Matic SuperShield. Start this Free scan to check your threats to your PCs security.
wuauclt.exe is a Microsoft or Windows process but some versions of this exe carry viruses.
Check your PC for the bad versions of this file - with this
Free Security Scan.

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 Expand md5 List Collapse md5 List
# Status MD5 File Info Last Seen Signed Day Week Month Threat info
1 Status 0x44e38eb04f48fcd1d0d230c10a3eed39 More File Information 5/21/2018 Unsigned 6 65 721 Not Applicable
2 Status 0xc1c03ea437edda8a7d4d8786e5ae6751 More File Information 5/21/2018 Signed 17283 135505 693083 Not Applicable
3 Status 0x0caf9b387cc42fc365626003e0751937 More File Information 5/21/2018 Signed 28 109 707 Not Applicable
4 Status 0x01d64a90525e6f8e2ab55497e87fb535 More File Information 5/21/2018 Signed 55 204 1602 Not Applicable
5 Status 0x7fbfaa84fe176d9ae932abc585ab68d5 More File Information 5/21/2018 Signed 13 119 837 Not Applicable
6 Status 0x2e0b0a051ffaa86e358465bb0880d453 More File Information 5/21/2018 Signed 12518 83422 583336 Not Applicable
7 Status 0x3a83a45e7dd5276315aa20245e7c32bf More File Information 5/21/2018 Signed 1 6 28 Not Applicable
8 Status 0x51f946f67463face901df0e39cc68b01 More File Information 5/21/2018 Unsigned 3 7 17 Not Applicable
9 Status 0x75b06acd9d8dc0fe3603294e1899f496 More File Information 5/21/2018 Signed 4 28 227 Not Applicable
10 Status 0xff81090b6ef1a42a19df226632711d25 More File Information 5/21/2018 Unsigned 13 350 2502 Not Applicable
11 Status 0x8e93cdf0ea8edba63f07e2898a9b2147 More File Information 5/21/2018 Unsigned 4051 11002 13762 Not Applicable
12 Status 0xb0da80ff42a0819d162a86612896aaf2 More File Information 5/21/2018 Unsigned 1 3 49 Not Applicable
13 Status 0x62bb79160f86cd962f312c68c6239bfd More File Information 5/21/2018 Signed 540 3404 23194 Not Applicable
14 Status 0xed7262e52c31cf1625b65039102bc16c More File Information 5/21/2018 Unsigned 46 288 3431 Not Applicable
15 Status 0xe654b78d2f1d791b30d0ed9a8195ec22 More File Information 5/21/2018 Signed 60 283 1691 Not Applicable
16 Status 0x85a86111364decf9908894175cbc6dd8 More File Information 5/21/2018 Signed 4 21 154 Not Applicable
17 Status 0x6c44ddbda88013fb4367d61ec6498b80 More File Information 5/21/2018 Signed 17 57 448 Not Applicable
18 Status 0x1d30b15a3296ad6c2db4eb7f3dd5dd4d More File Information 5/21/2018 Signed 11 95 621 Not Applicable
19 Status 0xaae63132aee6a66a8da6dadb7ec6c28f More File Information 5/21/2018 Signed 6 16 83 Not Applicable
20 Status 0x0c12a2b863fea45598134e3b6e379f88 More File Information 5/21/2018 Unsigned 4 41 334 Not Applicable
21 Status 0xe9ef3fce994c17d2478cb936d43cfba1 More File Information 5/21/2018 Signed 1 9 19 Not Applicable
22 Status 0x797116064597b594c8abeeb18963c9a3 More File Information 5/21/2018 Signed 19 54 300 Not Applicable
23 Status 0xed6a11f4562f89f559243ac87b01dbf4 More File Information 5/21/2018 Signed 6 33 154 Not Applicable
24 Status 0x7f15f3e0f847d90eb3a2124258e6b1dc More File Information 5/21/2018 Signed 3 12 91 Not Applicable
25 Status 0xdee3131d604da3d424b9a8987c15fa32 More File Information 5/21/2018 Signed 1 8 58 Not Applicable
26 Status 0x56e06eb6aa9ef1bcee31cfa581c70d95 More File Information 5/21/2018 Signed 81 305 1494 Not Applicable
27 Status 0xead9e413a6ceb9fd8e2ad9dc0716c061 More File Information 5/21/2018 Signed 16813 159979 423231 Not Applicable
28 Status 0x072678e0d68e9c3a7960328671134c7b More File Information 5/21/2018 Signed 323 13098 21480 Not Applicable
29 Status 0x3ba41800763e333c4e49ede8f2f11f4d More File Information 5/21/2018 Signed 8 18 102 Not Applicable
30 Status 0x7b0a0be4b067c9cc4898cffc30bad425 More File Information 5/21/2018 Signed 53 365 2107 Not Applicable
31 Status 0x4a12c727502a07c4b89b663b942df289 More File Information 5/21/2018 Signed 14 48 368 Not Applicable
32 Status 0x3ab9868e0e78ad9cd501b83d7c293125 More File Information 5/21/2018 Signed 4 29 241 Not Applicable
33 Status 0x185e470d425ea8ead193a47a13c254aa More File Information 5/21/2018 Signed 3 15 179 Not Applicable
34 Status 0xea2df5520d3623f353f43809a2f88086 More File Information 5/21/2018 Signed 10 44 292 Not Applicable
35 Status 0x6da660f80d71f40790d357c8b66dfa28 More File Information 5/21/2018 Signed 12 31 294 Not Applicable
36 Status 0x17eb5520615744ee8190861c120dff93 More File Information 5/21/2018 Signed 1 7 62 Not Applicable
37 Status 0xbb94c39c0eeb8810ce3e65611232d59c More File Information 5/21/2018 Signed 64 421 3536 Not Applicable
38 Status 0x392619a4a264ff3a6c4d96fc6388f1f6 More File Information 5/21/2018 Signed 4 13 95 Not Applicable
39 Status 0xa40a005b63e305a0509a69a604659944 More File Information 5/21/2018 Signed 30 180 1242 Not Applicable
40 Status 0xaea602b4036cf95522818e911654f52e More File Information 5/21/2018 Unsigned 2478 18112 130257 Not Applicable
41 Status 0xcff96e0ce6f81f5968a6d61786642855 More File Information 5/21/2018 Unsigned 127 1669 5968 Not Applicable
42 Status 0xe89f94aed85bf3611f61608c26b64177 More File Information 5/21/2018 Unsigned 3 38 168 Not Applicable
43 Status 0x23d5ad57221486ce8b13d4d84e26cab2 More File Information 5/21/2018 Unsigned 1 4 23 Not Applicable
44 Status 0xcecefbf0e3cc15587fdba5404ed80357 More File Information 5/21/2018 Unsigned 3 10 29 Not Applicable
45 Status 0xaeb009a5959b22c4b136cf4f98026fa0 More File Information 5/21/2018 Signed 2 2 3 Not Applicable
46 Status 0x3f9239d5f65f1318a53ebaec01c092f1 More File Information 5/21/2018 Unsigned 3263 6410 51733 Not Applicable
47 Status 0x6afbb018517367b69076cc84abf9ca80 More File Information 5/21/2018 Signed 6 36 305 Not Applicable
48 Status 0x594a7af88348468dab24781bf3921230 More File Information 5/21/2018 Unsigned 14 29 146 Not Applicable
49 Status 0x5078e1a35d4f686dd78f089261b9a4ac More File Information 5/21/2018 Signed 30 238 2573 Not Applicable
50 Status 0x81df54220abc3c35474358677836ffd5 More File Information 5/21/2018 Signed 29 30 180 Not Applicable
51 Status 0x6cdf693db2b20604e7314f8323f52f00 More File Information 5/21/2018 Signed 3 35 142 Not Applicable
52 Status 0x6fdc1fad277aef0a89b0d28f5675679c More File Information 5/21/2018 Unsigned 11083 78956 176420 Not Applicable
53 Status 0xce08490157d7c871a4f1e9d8057ec2a1 More File Information 5/21/2018 Unsigned 58 403 2592 Not Applicable
54 Status 0xb4eab9c15967ebd6e4569734892176d4 More File Information 5/21/2018 Signed 1 17 210 Not Applicable
55 Status 0xef6122ab06b2b38cf1fb0efd9a173ae3 More File Information 5/21/2018 Unsigned 1 14 108 Not Applicable
56 Status 0x64b432fb351118b222a5342a7a461696 More File Information 5/21/2018 Unsigned 1412 2282 7412 Not Applicable
57 Status 0x2e0b86e1775f5b25bcf1d811d204f514 More File Information 5/21/2018 Signed 13 79 309 Not Applicable
58 Status 0x5cfd1ca0fe043353d73923f659446f77 More File Information 5/21/2018 Unsigned 10 29 170 Not Applicable
59 Status 0xa28ed9e67c6ebd952dc354fdc4a52595 More File Information 5/21/2018 Unsigned 2 11 183 Not Applicable
60 Status 0xcdbe532602413e7fb0c395024749c7aa More File Information 5/21/2018 Unsigned 54 1109 20981 Not Applicable
61 Status 0x865bde0984c7794800a582d70f186afe More File Information 5/21/2018 Signed 6 36 145 Not Applicable
62 Status 0x233ab915dbb476bfd7218db553d91dcc More File Information 5/21/2018 Unsigned 82 664 5196 Not Applicable
63 Status 0x30b7d98dc425ddb424c8ddfdb55979ba More File Information 5/21/2018 Signed 20 90 2108 Not Applicable
64 Status 0xbcc864123ef97e57b1a0c3a2066c216f More File Information 5/21/2018 Unsigned 10 307 988 Not Applicable
65 Status 0x8bacf65c95da69173fa80f644502f9bc More File Information 5/21/2018 Signed 29 281 2031 Not Applicable
66 Status 0x9c28941e2ecc65a9e20825f3659f1036 More File Information 5/21/2018 Signed 1 6 15 Not Applicable
67 Status 0x321b299b211f0e7cae3086b097a52fb2 More File Information 5/21/2018 Unsigned 2 20 287 Not Applicable
68 Status 0x891dd23e435d8d95d5a966b767f45a35 More File Information 5/21/2018 Signed 41 356 832 Not Applicable
69 Status 0x84ccd7bfbc7f9b4dda2623b1020141dc More File Information 5/21/2018 Unsigned 3 14 71 Not Applicable
70 Status 0xb0a43ec743402edba9527365291708a3 More File Information 5/21/2018 Unsigned 25 761 3382 Not Applicable
71 Status 0x1f0038f5b57d5bda7c1368ea240b4d57 More File Information 5/21/2018 Unsigned 25391 173210 604762 Not Applicable
72 Status 0xe183fe2b532617f88d8f2db45d14688d More File Information 5/21/2018 Unsigned 1932 10702 32734 Not Applicable
73 Status 0x42d4e0730f3cf8d96587d23e7b0bc39d More File Information 5/21/2018 Signed 3 9 65 Not Applicable
74 Status 0x288c851f6d7c90b85aad3cabde0a5592 More File Information 5/21/2018 Signed 114 556 3956 Not Applicable
75 Status 0xa231d60ea9b4a4f201210c2d1e54743a More File Information 5/21/2018 Unsigned 1 3 26 Not Applicable
76 Status 0x34356d8a4183b33e8097a3d80833faae More File Information 5/21/2018 Unsigned 24633 160236 577269 Not Applicable
77 Status 0xd628f8470f5d8008736270f5b02b5311 More File Information 5/21/2018 Signed 88 542 2932 Not Applicable
78 Status 0x51b4d7e27c06a17d669577db79a3ed54 More File Information 5/21/2018 Unsigned 98 517 2479 Not Applicable
79 Status 0x5643f2256f18b8d250dd34ef2639b65f More File Information 5/21/2018 Signed 1 1 50 Not Applicable
80 Status 0xc66136377761b44a52386290eba87b1e More File Information 5/21/2018 Signed 32 86 507 Not Applicable
81 Status 0x8dc162262762e46f37d89d31b59ef69d More File Information 5/21/2018 Signed 410 2343 20343 Not Applicable
82 Status 0xabd1230c6d8ccd46e0c1854e5914a76d More File Information 5/21/2018 Signed 26 112 1184 Not Applicable
83 Status 0x652ff54c49125611f7d33ae3e56bf889 More File Information 5/21/2018 Signed 1 57 641 Not Applicable
84 Status 0xcfc2be04720f0f51932f57fc68e076ee More File Information 5/21/2018 Signed 137 424 3466 Not Applicable
85 Status 0x5899df933bbdb9896f84f1c14dcc17f0 More File Information 5/21/2018 Signed 62 694 4347 Not Applicable
86 Status 0x9c83e5746601d765a5daf2fae3203e0d More File Information 5/21/2018 Unsigned 1 17 697 Not Applicable
87 Status 0x35ad1e5ca757beef41ed7614767f2cae More File Information 5/21/2018 Signed 4 16 269 Not Applicable
88 Status 0x91e90d2b2df2781c2f97d469f8a8c372 More File Information 5/21/2018 Unsigned 19 303 3029 Not Applicable
89 Status 0x47d0aa5cd8ba6aced76c42edeca810c8 More File Information 5/21/2018 Unsigned 5638 44636 154101 Not Applicable
90 Status 0xd427f8c558f37c6495d11ca723f82823 More File Information 5/21/2018 Signed 20 669 2766 Not Applicable
91 Status 0x3a6741078fbdea22f4ac95e59590536d More File Information 5/21/2018 Signed 1 7 28 Not Applicable
92 Status 0x861eaf748d238c512c4a04dd9872904c More File Information 5/21/2018 Unsigned 5 62 614 Not Applicable
93 Status 0xad1c29fe69583db518fe5afcedad339d More File Information 5/21/2018 Unsigned 75712 561236 3208049 Not Applicable
94 Status 0x8737c6345141bb27430a836d359e23ff More File Information 5/21/2018 Unsigned 4716 27821 268275 Not Applicable
95 Status 0xb43f43f2e345ef89db834f2f769e5d1d More File Information 5/21/2018 Signed 455 2071 7860 Not Applicable
96 Status 0x7ebe08c48517fa4a856955f405ec413b More File Information 5/21/2018 Signed 2 4 67 Not Applicable
97 Status 0x6a0d38bb238fd5290ad76b76264cfdfd More File Information 5/21/2018 Signed 3 7 28 Not Applicable
98 Status 0x6dbd8d6a48df36faf8f3787eb53753d4 More File Information 5/21/2018 Signed 50 123 614 Not Applicable
99 Status 0xd8fbe4645ef13fa2f63704d075a837c2 More File Information 5/21/2018 Signed 620 3792 27600 Not Applicable
100 Status 0x43f5565167620259368cc963022e3aac More File Information 5/21/2018 Signed 3 25 209 Not Applicable
MD5 Hashes Expand md5 List Collapse md5 List
# Status MD5 Last Seen File Date Revision Common Name Size
1 Status 0x8d86b3e559bd04efeb745a12a2c6bdfb 2/5/2015 9:02:00 PM Unknown Unknown Windows Update 106 KB
2 Status 0x846908f3a9f03f85e78103ed9d87b441 2/3/2015 3:04:00 AM Unknown Unknown Windows Update 109 KB
3 Status 0xfc21787f32e3793a4c7c02d2bfaa5ae0 1/12/2015 6:12:00 PM Unknown 5.4.3790.2180 (xpsp_sp2_rtm.040803-2158) Windows Update 110 KB
4 Status 0xe3ec2e7355c9ea123c59b498bbc3dbb9 12/14/2014 10:43:00 PM Unknown Unknown Windows Update 51 KB
5 Status 0xfcacad9819d9a698ac93a7188d97f355 9/20/2014 9:11:00 AM Unknown Unknown Windows Update 109 KB
6 Status 0x95b028f9a8b310d084ee816d3acc11b9 8/16/2014 8:04:00 AM Unknown Unknown Windows Update 0 KB
7 Status 0xb718e698d456c0fe62cfbbc186da742c 8/7/2014 11:17:00 AM Unknown 5.4.3790.2180 (xpsp_sp2_rtm.040803-2158) Windows Update 109 KB
8 Status 0x4fe41a819f5a1ff0923f12b34830a6ca 8/1/2014 10:25:00 PM Unknown 5.4.3790.2182 built by: srv03_rtm(ntvbl04) Windows Update 111 KB
9 Status 0xbaf580b0166730ee51c7fab8667039a7 3/4/2013 5:35:00 PM Unknown Unknown Windows Update 238 KB
10 Status 0xbaab8042be0f201cebb68ea7f17b3413 12/21/2012 8:00:00 AM Unknown Unknown Windows Update 114 KB
11 Status 0xd053c92d12980c6d69cfce64fb9dcc0e 8/25/2012 11:14:00 PM Unknown Unknown Windows Update 135 KB
12 Status 0x49470bf2cfce084b3d3a7fb56b948c1c 4/12/2012 12:26:00 PM Unknown Unknown Windows Update 135 KB
13 Status 0x46990969761352f53b2310d266e2f1df 2/7/2012 3:21:00 PM Unknown 5.4.3790.2180 (xpsp_sp2_rtm.040803-2158) Windows Update 110 KB
14 Status 0x01d64a90525e6f8e2ab55497e87fb535 2/2/2012 9:30:00 PM Unknown 7.1.6001.65 (Longhorn(wmbla).080123-1638) Windows Update 52 KB
15 Status 0xe2f9163fb1087506aace9d362145c734 1/31/2012 9:22:00 AM Unknown 5.8.0.2607 built by: dnsrv(wmbla) Windows Update 121 KB
16 Status 0x0b6dabd6fff1ad42a3cd65a1c7ee8f35 1/28/2012 8:52:00 AM Unknown Unknown Windows Update 67 KB
17 Status 0x16ac034e7753f0f3277af6f5c91d390b 1/26/2012 5:52:00 AM Unknown 5.4.3790.2180 (xpsp_sp2_rtm.040803-2158) Windows Update 109 KB
18 Status 0x7d34ecbedc72d77fbf79fd3465e18697 1/22/2012 1:02:00 AM Unknown Unknown Windows Update 0 KB
19 Status 0xbe1978af584ee6271923a90efdabd268 1/15/2012 8:03:00 PM Unknown 5.4.3790.3300 (xpsp.080125-0707) Windows Update 108 KB
20 Status 0x1ae06a7c189c16f5116e2be6015f754d 1/13/2012 5:57:00 AM Unknown Unknown Windows Update 55 KB
21 Status 0xebb80e7de7c23d8bd2187f9a0b93709b 1/11/2012 3:40:00 PM Unknown 5.4.2600.0 (XPClient.010817-1148) Windows Update 109 KB
MD5 Hashes Expand md5 List Collapse md5 List
# Status MD5 Last Seen File Date Revision Common 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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A file name alone may not be enough for positive identification. PC Pitstop's Overdrive tests and spyware scan use information such as the company name, product name, or install directory.

If you are unable to identify a file, ask about it in our forums after running our full tests.