The _P file format is associated with Malicious Software Removal Tool, which is a system security application that was developed by Microsoft. These _P files often appear in Windows 8 computers where Malicious Software Removal Tool has been installed.A _P file may contain data that is associated with the scanning engine and scan logs of Malicious Software Removal Tool. These _P files have been reported to suddenly appear during a Malicious Software Removal Tool scan in the Windows system, and also after the scan has been completed.These _P files have also been reported to suddenly disappear immediately after Malicious Software Removal Tool has completed a scan in the Windows system, or a few minutes after the last scan was completed. It's best to check Malicious Software Removal Tool scan logs when you see these _P files in your system, in order to possibly verify that the _P file is indeed associated with the scanning engine and scan logs of Malicious Software Removal Tool.
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