I am 63 and I also have experienced the painful blood vessel bursting in my finger. I have also questioned my MD and she could not give me an answer. I have had tests done for different symptoms and was told I was normal and healthy each time. This all started when I was in my 40's.
fsutil.exe's description is  ebtyuxyjf jifo vifo ymohbiipu unow . fsutil.exe is usually located in the 'c:\users\%USERNAME%\appdata\roaming\microsoft\windows\ieupdate\' folder. Some of the anti-virus scanners at VirusTotal detected fsutil.exe.
The legitimate file FubTracking.exe will be located in %SystemDrive%OEMPreloadFubTracking, and its size will be 30976 bytes, so if you cannot find FubTracking.exe there and its size differs, it is very likely that it belongs to a malicious software installed on your PC.