This is a Windows system installed file with Windows File Protection (WFP) enabled.
srvsvc.dll has 69 known versions, the most recent one is 6.3.9600.16384 (winblue_rtm.130821-1623). The average file size is about 141.87 KB. This is a .NET Common Language Runtime (CLR) assembly.
(Note, the behaviors below are for all versions of srvsvc.dll, select a unique version for details.)
United States installs about 33.59% of Server Service DLL.