What is the "mcdatrep.exe" process on windows 7? Is the "mcdatrep.exe" process a virus? Can I terminate the "mcdatrep.exe" process?

"mcdatrep.exe" process represents "McAfee DAT Reputation Agent" program.

"mcdatrep.exe" process is normally launched by "taskeng" as shown in the process tree below:

Boot
   wininit
      services
         svchost
            taskeng
               mcdatrep

On the Processes tab of "Task Manager", "mcdatrep.exe" process may be listed as:

Image Name                 Memory   Description
--------------------   ----------   -----------
mcdatrep.exe             10,592 K   McAfee DAT Reputation Agent

Additional information about "mcdatrep.exe" process:

Command line:
   "C:\Program Files\Common Files\McAfee\AMContent\scanners\x86_64\datrep\54.0\mcdatrep.exe" 
   /script=mcnrdhck.lua /periodicRunCount=1

Programe file information:
   Name: mcdatrep.exe
   Location: C:\Program Files\Common Files\McAfee\AMContent\scanners\x86_64\datrep\54.0\mcdatrep.exe
   Description: McAfee DAT Reputation Agent
   Version: 1.1.0.001
   Size: 1779568 bytes
   Last modified: 1/27/2016 4:32:42 PM
   Company Name: McAfee, Inc.
   
Some data files used:
C:\Windows
C:\Windows\SysWOW64
C:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\SystemCertificates\My
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat

Some registry keys used:
HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options
HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options
HKLM\SYSTEM\ControlSet001\Control\Nls\Sorting\Versions
HKLM\SYSTEM\ControlSet001\Control\SESSION MANAGER
HKLM\SYSTEM\ControlSet001\Control\Nls\CustomLocale
HKLM\SYSTEM\ControlSet001\services\crypt32
HKLM\SOFTWARE\Microsoft\Cryptography\OID\EncodingType 0\CertDllCreateCertificateChainEngine\Config
HKLM\SOFTWRE\Microsoft\SystemCertificates\ROOT
HKU\.DEFAULT\Software\Microsoft\SystemCertificates\My
HKU\.DEFAULT\Software\Microsoft\SystemCertificates\CA

Some DLL libraries used:
C:\windows\SYSTEM32\ntdll.dll
C:\windows\SYSTEM32\wow64.dll
C:\windows\SYSTEM32\wow64win.dll
C:\windows\SYSTEM32\wow64cpu.dll
C:\Program Files\Common Files\McAfee\AMContent\scanners\x86_64\datrep\54.0\mcdatrep.exe
C:\windows\SysWOW64\ntdll.dll
C:\windows\syswow64\kernel32.dll
C:\windows\syswow64\KERNELBASE.dll
C:\windows\SysWOW64\VERSION.dll
C:\windows\syswow64\msvcrt.dll

"mcdatrep.exe" process is not a virus. You should not terminate "mcdatrep.exe" process.

⇒McAfee Program Processes on Windows 7

⇒⇒Windows 7 Processes Tutorials