Versions

5.1.0.1522	12.50%
5.1.0.1442	62.50%
5.1.0.1358	12.50%
5.0.0.1666	12.50%

hrfscore.exe has 4 known versions, the most recent one is 5.1.0.1522. It is started as a Windows Service with the name 'OnlineStorageService'. In addition, it is run under the context of the SYSTEM account with extensive privileges (the administrator accounts have the same privileges). The average file size is about 7.51 MB. It is an authenticode code-signed executable issued to Trend Micro by the certification authority VeriSign. Some variations of the file have been seen to be installed with the program Trend Micro SafeSync from Trend Micro Inc.. This is a .NET Common Language Runtime (CLR) assembly. During the process's lifecycle, the typical CPU resource utilization is about 0.0013% including both foreground and background operations, the average private memory consumption is about 9.07 MB with the maximum memory reaching around 15.04 MB. Addionally, typically read and write I/O disk operations is about 3.25 KB per minute for reads and 2 Bytes per minute for writes.

Online Storage Sync Service is part of Trend Micro Anti-Malware Solution Platform which provides antivirus and and antimalware detection and removal.