Multiple Programs – SUSERVICE.EXE
If you have a file called suservice.exe in your c:\program files\lenovo\system update\ folder, it's part of Lenovo System Update. This file comes installed on IBM Thinkpads. More information and the latest versions of drivers and other downloads can be found at http://www.printers.ibm.com/internet/wwsites.nsf/vwwebpublished/supportdownloads_ww.
Suservice.exe also installs with security products by McAfee. It is the McAfee Streaming Update Service. This file will be located in your c:\Program Files\McAfee\McAfee Streaming Updates\ folder. We'd recommend leaving this file in place. Otherwise, you'll have to download updates manually at http://us.mcafee.com/root/downloads.asp.
Safe
Lenovo
McAfee