The MSRT (Malicious Software Removal Tool) is released monthly. The object of the MSRT is to remove malicious software from your computer. Usually, it is released on "Update Tuesday" but was released a day early this month.
The MSRT can be downloaded from the following locations:
- 32-bit OS: Windows Malicious Software Removal Tool 32-bit (https://www.microsoft.com/en-in/download/details.aspx?id=16)
- 64-bit OS: Windows Malicious Software Removal Tool 64-bit (https://www.microsoft.com/en-us/download/details.aspx?id=9905)
As of this posting, the standalone package for this update has not been added to the Microsoft Update Catalog (https://www.catalog.update.microsoft.com/Search.aspx?q=kb890830) website.
via ky331:
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For those of you who are paranoid about the possibility of a False Positive, you can run the tool via a Command Prompt, and specify the /N parameter.
/N -- Runs in detect-only mode. In this mode, malicious software will be reported to the user, but it will not be removed.