Infection of W32.Toal.A@mm

Dear All,

We have found below Worms on one of the system. If we have gone through below infection path and could not find any file like (DWHEA2F.tmp) but in Risk log this are appear again and again.

Can you please tell me how I can fix it?

W32.Toal.A@mm  C:\Users\abc\AppData\Local\Temp\DWHEA2F.tmp
W32.Toal.A@mm  C:\Users\abc\abc\AppData\Local\Temp\DWH5FFA.tmp
W32.Toal.A@mm  C:\Users\abc\AppData\Local\Temp\DWHA039.tmp