Should I block it?

No, this file is 100% safe to run.

Additional versions

4.0.30319.17929 built by: FX45RTMREL	50.00%
4.0.30319.17929 built by: FX45RTMREL	50.00%

(Note, Microsoft Corporation publishes each variation of this file with the same version, but the hashes are unique.)

Relationships

Parent process

taskhost.exe (Host Process for Windows Tasks by Microsoft Corporation)

Child processes

Related files

NGenTask.exe

Microsoft .NET Framework by Microsoft Corporation (Signed)

Remove NGenTask.exe

Version:	4.0.30319.17929 built by: FX45RTMREL
MD5:	e8b2c674d0e1499b5c75b891a0a9d0bc
SHA1:	c42ab0120ba4cedd3c2f912438787e9f167b566f
SHA256:	eb4c4e8fbda6041ef85c81f160f358b17ada5a71f258d7057a7953efdf024742

This is a Windows system installed file with Windows File Protection (WFP) enabled.

Overview

ngentask.exe executes as a process under the SYSTEM account with extensive privileges (the system and the administrator accounts have the same file privileges) typically within the context of its parent taskhost.exe (Host Process for Windows Tasks by Microsoft Corporation). The assembly utilizes the .NET run-time framework (which is required to be installed on the PC). The file is digitally signed by Microsoft Corporation.

Details

File name:	ngentask.exe
Publisher:	Microsoft Corporation
Product name:	Microsoft® .NET Framework
Description:	Microsoft .NET Framework optimization service
Typical file path:	C:\windows\microsoft.net\framework\v4.0.30319\ngentask.exe
File version:	4.0.30319.17929 built by: FX45RTMREL
Product version:	4.0.30319.17929
Size:	89.42 KB (91,568 bytes)
Certificate
Issued to:	Microsoft Corporation
Authority (CA):	Microsoft Corporation
Effective date:	Monday, October 10, 2011
Expiration date:	Tuesday, October 1, 2013
Digital DNA
File packed:	No
Code language:	Microsoft Visual C# / Basic .NET
.NET CLR:	Yes
.NET NGENed:	No

More details

Resource utilization

(Note: statistics below are averages based on a minimum sample size of 200 unique participants)

Averages

CPU
Total CPU:	0.01983192%	0.028634%
Kernel CPU:	0.00862177%	0.013761%
User CPU:	0.01121015%	0.014873%
Kernel CPU time:	5,208 ms/min	100,923,805ms/min
Context switches:	21/sec	284/sec
Memory
Private memory:	6.41 MB	21.59 MB
Private (maximum):	12.84 MB
Private (minimum):	9.98 MB
Non-paged memory:	6.41 MB	21.59 MB
Virtual memory:	66.7 MB	140.96 MB
Virtual memory (peak):	85.89 MB	169.69 MB
Working set:	9.77 MB	18.61 MB
Working set (peak):	10.2 MB	37.95 MB
Resource allocations
Threads:	4	12
Handles:	149	600

Process properties

Platform:	64-bit
Command lines:	"C:\windows\microsoft.net\framework\v4.0.30319\ngentask.exe" /runtimewide /stopevenC:336 "C:\windows\microsoft.net\framework\v4.0.30319\ngentask.exe" /runtimewide /stopevenC:700 "C:\windows\microsoft.net\framework\v4.0.30319\ngentask.exe" /runtimewide /stopevenC:760
Owner:	SYSTEM
Parent process:	taskhost.exe (by Microsoft)