

I tried using SysInternals AutoRuns and looking at the Scheduled Tasks but was not able to find where it was being started.

So it is definitely installed and being run daily.

The update KB890830 is not installed on this computer.Īccording to the C:\Windows\debug\mrt.log, C:\Windows\System32\MRT.exe is being run daily during the "Automatic Maintenance" window defined in the Action Center section of the control panel. We also tried running wusa.exe /uninstall /KB:890830 but it returned the error: We've had issues with MRT in the past and want to remove it, but now the script has declined the update and we cannot find anything under the View installed updates section to remove it.

Lawrences area of expertise includes Windows, malware removal. The first method can fix the high CPU usage problem temporarily. Go to the Startup tab, right-click the MRT.exe application from the list of installed programs and select Disabled. Note: MSR Tool is a once off utility that will only find a certain set of spyware/viruses at any given time. Lawrence Abrams is the owner and Editor in Chief of . If the Microsoft Windows Malicious Software Removal Tool runs in the background, you can disable it. The tool creates a log file named mrt.log in the %WINDIRÞbug folder. When the detection and removal process is complete, the tool displays a report describing the outcome, including which, if any, malicious software was detected and removed. The Microsoft Windows Malicious Software Removal Tool checks Windows Vista, Windows XP, Windows 2000, and Windows Server 2003 computers for and helps remove infections by specific, prevalent malicious software, including Blaster, Sasser, and Mydoom. Microsoft Windows Malicious Software Removal Tool - Downloading & Installing
