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.
| Vendor: Microsoft Corporation |
| Product: |
| Vendor Website: http://onecare.live.com/standard/en-us/default.htm |
| Last Seen by PC Matic: No Data |
PC Matic has analyzed this process and determined that there is a high likelihood that it is bad.
PC Matic has analyzed this process and determined that the safety of this process is questionable.
PC Matic has analyzed this process and determined that there is a high likelihood that it is good.
This process is a Microsoft or Windows process, but many viruses use this file name to escape notice.Purpose: MsMpEng.exe is part of Microsoft's malware protection. Microsoft has used several names for their product including Windows Live OneCare, Windows Defender and latest being Microsoft Security Essentials.
msmpeng.exe is required by third-party software or hardware and should not disabled.
Percentage of recently scanned PC's with this process running: 5.61%
Average CPU use for this program: 5%
Average RAM for this program: 51 MB
| Program Name | MD5 Count |
|---|---|
| msmpeng.exe |
| # | Status | MD5 | Revision | Name | Size | ||
|---|---|---|---|---|---|---|---|
| 1 |
|
0xf45dd1e1365d857dd08bc23563370d0e | 12/7/2021 1:07:00 AM | Unknown | 1.1.1593.0 | Windows Defender | 13 KB |
| 2 |
|
0xb0f49da36f30922f5ddc3b623b778fce | 4/20/2019 5:15:00 PM | Unknown | Unknown | Windows Defender | 21 KB |
| 3 |
|
0xc1f19d2bacbee9ab64d9ae69e9859ac0 | 3/20/2018 3:24:00 PM | Unknown | Unknown | Windows Defender | 19 KB |
| 4 |
|
0xcfce43b70ca0cc4dcc8adb62b792b173 | 11/25/2017 10:22:00 AM | Unknown | Unknown | Windows Defender | 11 KB |
| 5 |
|
0x90dc23d940551db35367fb1e40575b25 | 3/7/2017 6:00:00 AM | Unknown | Unknown | Windows Defender | 11 KB |
| 6 |
|
0x24516bf4e12a46cb67302e2cdcb8cddf | 8/10/2016 4:36:00 AM | Unknown | Unknown | Windows Defender | 11 KB |
| 7 |
|
0xdc8b329d6b4026d2d6e957bc79336022 | 8/1/2016 4:10:00 PM | Unknown | Unknown | Windows Defender | 0 KB |
| 8 |
|
0x1ee3643d1aa747222427f63353611ad7 | 7/18/2016 6:14:00 PM | Unknown | Unknown | Windows Defender | 21 KB |
| 9 |
|
0x578c809bf745608646ea338a9ac48158 | 4/14/2016 9:55:00 PM | Unknown | Unknown | Windows Defender | 17 KB |
| 10 |
|
0xcc09bb7fdefc5763ccb3cf7dae2d76cf | 3/22/2016 3:06:00 PM | Unknown | Unknown | Windows Defender | 0 KB |
| 11 |
|
0xe077fca2a7e79fb9bf67d3e30b5ce593 | 2/13/2016 4:54:00 PM | Unknown | Unknown | Windows Defender | 19 KB |
| 12 |
|
0xae04692038a565454efebae2c5fec60d | 11/2/2015 11:00:00 AM | Unknown | Unknown | Windows Defender | 21 KB |
| 13 |
|
0x98de19acc703d8b06ed2c2c52f9053a0 | 10/13/2015 9:37:00 AM | Unknown | Unknown | Windows Defender | 11 KB |
| 14 |
|
0x8cab6b589f6610bf0e20780e153248c1 | 7/12/2015 6:35:00 PM | Unknown | Unknown | Windows Defender | 16 KB |
| 15 |
|
0xdda18c8d8799002e5ade55ac378a878d | 6/26/2015 2:31:00 PM | Unknown | Unknown | Windows Defender | 21 KB |
| 16 |
|
0x37f77aebff23a99d1bfb4f34cd2d07f2 | 5/17/2015 4:17:00 PM | Unknown | Unknown | Windows Defender | 21 KB |
| 17 |
|
0x0a7f86657755ada92c57e597bf5151f7 | 2/8/2015 5:14:00 PM | Unknown | Unknown | Windows Defender | 21 KB |
| 18 |
|
0x581061776e1b7c4c7771e97ae5eaf377 | 11/29/2014 8:58:00 PM | Unknown | 1.1.1592.0 | Windows Defender | 13 KB |
| 19 |
|
0x3ea6a1a744d79328ae7e2c6fae4c4420 | 10/29/2014 12:21:00 PM | Unknown | Unknown | Windows Defender | 21 KB |
| 20 |
|
0xb910dc7d38f3834119f9c35a56418b3d | 3/20/2014 5:22:00 PM | Unknown | Unknown | Windows Defender | 14 KB |
| 21 |
|
0xe5b069655f93515d9b9fa97726398d2d | 1/3/2014 12:32:00 PM | Unknown | Unknown | Windows Defender | 14 KB |
| 22 |
|
0xc7fd413ceb3b37e1d21e4ff7a4d31162 | 10/12/2013 1:01:00 AM | Unknown | Unknown | Windows Defender | 21 KB |
| 23 |
|
0x5595edbda4fd99c82119046c0bdc3be2 | 7/5/2013 11:25:00 AM | Unknown | Unknown | Windows Defender | 13 KB |
| 24 |
|
0x13bcc40560fd2938a461b905a6d65f69 | 6/16/2013 8:37:00 AM | Unknown | Unknown | Windows Defender | 21 KB |
| 25 |
|
0x0d256342b3d154723676510f416a316d | 6/6/2013 6:28:00 PM | Unknown | Unknown | Windows Defender | 21 KB |