What is mpksl5def1672.sys?

mpksl5def1672.sys is part of Microsoft Malware Protection and developed by Microsoft Corporation according to the mpksl5def1672.sys version information.

mpksl5def1672.sys's description is "KSLDriver"

mpksl5def1672.sys is digitally signed by Microsoft Corporation.

mpksl5def1672.sys is usually located in the 'c:\programdata\microsoft\microsoft antimalware\definition updates\{a3bead98-de11-4436-8a48-47f9aeaed4e0}\' folder.

None of the anti-virus scanners at VirusTotal reports anything malicious about mpksl5def1672.sys.

If you have additional information about the file, please share it with the FreeFixer users by posting a comment at the bottom of this page.

VirusTotal report

None of the 42 anti-virus programs at VirusTotal detected the mpksl5def1672.sys file.

Filename variants

mpksl5def1672.sys may also use other filenames. The most common variants are listed below:

• MpKsl06a46d84.sys
• MpKsl0f0236b5.sys
• MpKsl11c876cf.sys
• MpKsl28103faa.sys
• mpksl35a75353.sys
• mpksl35bb5ad6.sys
• mpksl3efd8fe2.sys
• mpksl490c65c5.sys
• mpksl501648b9.sys
• mpksl55b0a3f2.sys
• MpKsl74a73c21.sys
• mpksl7b69899a.sys
• mpksl7c8af234.sys
• mpksl825596c5.sys
• mpksl8ff12f99.sys
• mpksla620def3.sys
• MpKslc7b0bdef.sys
• mpksld221aec7.sys
• mpksle45e7ff6.sys

Folder name variants

mpksl5def1672.sys may also be located in other folders than c:\programdata\microsoft\microsoft antimalware\definition updates\{a3bead98-de11-4436-8a48-47f9aeaed4e0}\. The most common variants are listed below:

• c:\programdata\microsoft\microsoft antimalware\definition updates\{57fbdad0-4bb8-45d4-a99f-278e78157c31}\
• c:\programdata\microsoft\windows defender\definition updates\{a3120891-fa2f-4791-8966-d05d474c2489}\
• c:\ProgramData\Microsoft\Microsoft Antimalware\Definition Updates\{FF9CAE3E-0744-4EEE-BE33-2185D97E4600}\
• c:\programdata\microsoft\microsoft antimalware\definition updates\{f4e53e4a-aec1-42f2-814a-363dfc78a1ca}\
• c:\programdata\microsoft\microsoft antimalware\definition updates\{cd00df59-0e0f-44d2-8682-0ef77458979b}\
• c:\programdata\microsoft\microsoft antimalware\definition updates\{9df3408e-108a-4c7e-a1b5-f8999f2a389e}\
• c:\programdata\microsoft\microsoft antimalware\definition updates\{8db5c4a0-ed16-4413-9f7f-2c5446ee0e9e}\
• c:\ProgramData\Microsoft\Microsoft Antimalware\Definition Updates\{847305F1-BCEB-4B1B-9BAD-A44A498731BD}\
• c:\programdata\microsoft\microsoft antimalware\definition updates\{585dfa38-744f-49f7-8473-15ee04ea95d1}\
• c:\documents and settings\all users.windows\application data\microsoft\microsoft antimalware\definition updates\{f4935e7e-99cd-4183-9888-25d2086352bc}\
• c:\programdata\microsoft\microsoft antimalware\definition updates\{397a3034-da3d-47e8-ba4e-375ae2797f39}\
• c:\ProgramData\Microsoft\Microsoft Antimalware\Definition Updates\{0BDEE034-4DAA-417E-98C1-2F98BB6C52C0}\
• c:\documents and settings\all users\application data\microsoft\microsoft antimalware\definition updates\{f34e7390-9697-4f25-a492-403855e207cf}\
• c:\Documents and Settings\All Users\Application Data\Microsoft\Microsoft Antimalware\Definition Updates\{F153AB2A-CDC8-4510-92F9-BDF1FDE6BC64}\
• c:\documents and settings\all users\application data\microsoft\microsoft antimalware\definition updates\{906fec5d-6345-4fdd-a07c-d6038e7d5d3d}\
• c:\documents and settings\all users\application data\microsoft\microsoft antimalware\definition updates\{83ec1c15-91a8-4988-bb6c-d3d371cc0024}\
• c:\Documents and Settings\All Users\Application Data\Microsoft\Microsoft Antimalware\Definition Updates\{1B9300C9-E453-4AD7-912F-AD427DFE0B8E}\
• c:\documents and settings\all users\application data\microsoft\microsoft antimalware\definition updates\{05e1bffa-b7e3-48bf-befe-480a1b509709}\
• c:\Documents and Settings\All Users\Application Data\Microsoft\Microsoft Antimalware\Definition Updates\{013A8C5F-E051-4055-BD18-A65E237F6FDB}\

What did other users do?

The poll result listed below shows what users chose to do with the file. 45% have voted for removal. Based on votes from 20 users.

NOTE: Please do not use this poll as the only source of input to determine what you will do with the file.

Malware or legitimate?

If you feel that you need more information to determine if your should keep this file or remove it, please read this guide.

And now some shameless self promotion ;)

Hi, my name is Roger Karlsson. I've been running this website since 2006. I want to let you know about the FreeFixer program. FreeFixer is a freeware tool that analyzes your system and let you manually identify unwanted programs. Once you've identified some malware files, FreeFixer is pretty good at removing them. You can download FreeFixer here. It runs on Windows 2000/XP/2003/2008/2016/2019/Vista/7/8/8.1/10. Supports both 32- and 64-bit Windows.

If you have questions, feedback on FreeFixer or the freefixer.com website, need help analyzing FreeFixer's scan result or just want to say hello, please contact me. You can find my email address at the contact page.

• Privacy Policy