Versions

15.0.0149.500 (win7sp1_gdr_oob_osppv2(oobla).120427-1624)	0.92%
15.0.0149.500 (win7sp1_gdr_oob_osppv2(oobla).120427-1605)	0.92%
14.0.0370.400 (longhorn(wmbla).090811-1833)	25.77%
14.0.0370.400 (longhorn(wmbla).090811-1826)	72.39%

There are 4 versions of OSPPSVC.EXE in the wild, the latest version being 15.0.0149.500 (win7sp1_gdr_oob_osppv2(oobla).120427-1624). It is started as a Windows Service called 'Office Software Protection Platform' with the name 'SYSTEM\CurrentControlSet\Services\osppsvc' and described as “Office Software Protection Platform Service (unlocalized description)”. . It is also run with NETWORK SERVICE privileges. The average file size is about 4.66 MB. The file is a digitally signed and issued to Microsoft Corporation by Microsoft Corporation. Some variations of the file have been seen to be installed with the program Lenovo Patch Utility 64 bit from Lenovo. During the process's lifecycle, the typical CPU resource utilization is about 0.0033% including both foreground and background operations, the average private memory consumption is about 4.3 MB with the maximum memory reaching around 11.13 MB. Addionally, typically read and write I/O disk operations is about 2.89 KB per minute for reads and 822 Bytes per minute for writes.