ngentask.exe

File Path: C:\WINDOWS\Microsoft.NET\Framework\v4.0.30319\ngentask.exe
Description: Microsoft .NET Framework optimization service
Comments: Flavor=Retail

Hashes

Type	Hash
MD5	`6AECCABE4B645C8DFAC19279ED9CEAA6`
SHA1	`2E89B75E1CEF5C1705869E4F2DE51D331886D16C`
SHA256	`999AF53DE73A2C4F0CDB8D9A19ED29D03827F89AA0F4533BB9C2D54E9B7A2137`
SHA384	`20986D10BA9E8B48F25223340C8E90A3B1A555310D9B9C20C890726A5C65B141EC09A6156DF2534FE1773AB3D58A68F9`
SHA512	`C370B7F7846B9E02CB9C52B3DB0AE75250B0D5C3167E164D00BEF6F706B29E598A1EF7B819F6C92E626D2F718D6BFB73FC0E3B3B2F85A000873157A1703DDAA8`
SSDEEP	`1536:lHbMtCb5ZAP889Z9Qqw8NsbcpKs8fnFdLnfHa:dUCbg88reyp98fFhf6`
IMP	`F34D5F2D4577ED6D9CEEC516C1F5A744`
PESHA1	`ED16471CAD67127C42A83711D6D4BE2DA1CE6431`
PE256	`DA009E5565F23876428E039A9A749BBA8D58B1B0BED4CDB2C5D6ABB087DC9395`

Runtime Data

Usage (stdout):

NGen Task starting, command line: "C:\WINDOWS\Microsoft.NET\Framework\v4.0.30319\ngentask.exe" --help
Unrecognized command line option --help

Usage (stderr):

C:\WINDOWS\Microsoft.NET\Framework\v4.0.30319\ngentask.exe [options...]
 This tool reads from the usage log data produced by the runtime, and triggers NGen to occur.
   /RuntimeWide - Parse the fusion stream of the usage logs instead of the App stream. Task runs in machine-wide mode.
   /Critical - Runs as a critical idle task.

Loaded Modules:

Path
C:\WINDOWS\Microsoft.NET\Framework\v4.0.30319\ngentask.exe
C:\WINDOWS\SYSTEM32\ntdll.dll
C:\WINDOWS\System32\wow64.dll
C:\WINDOWS\System32\wow64base.dll
C:\WINDOWS\System32\wow64con.dll
C:\WINDOWS\System32\wow64cpu.dll
C:\WINDOWS\System32\wow64win.dll

Signature

Status: Signature verified.
Serial: 33000002EC6579AD1E670890130000000002EC
Thumbprint: F7C2F2C96A328C13CDA8CDB57B715BDEA2CBD1D9
Issuer: CN=Microsoft Windows Production PCA 2011, O=Microsoft Corporation, L=Redmond, S=Washington, C=US
Subject: CN=Microsoft Windows, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

File Metadata

Original Filename: NGenTask.exe
Product Name: Microsoft .NET Framework
Company Name: Microsoft Corporation
File Version: 4.8.4341.0 built by: NET48REL1LAST_C
Product Version: 4.8.4341.0
Language: English (United States)
Legal Copyright: Microsoft Corporation. All rights reserved.
Machine Type: 32-bit

File Scan

VirusTotal Detections: 0/73
VirusTotal Link: https://www.virustotal.com/gui/file/999af53de73a2c4f0cdb8d9a19ed29d03827f89aa0f4533bb9c2d54e9b7a2137/detection

File Similarity (ssdeep match)

File	Score
C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe	83
C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngentask.exe	57

Possible Misuse

The following table contains possible examples of ngentask.exe being misused. While ngentask.exe is not inherently malicious, its legitimate functionality can be abused for malicious purposes.

Source	Source File	Example	License
sigma	image_load_wmi_module_load.yml	`- '\ngentask.exe' # c:\Windows\Microsoft.NET\Framework(64)\ngentask.exe`	DRL 1.0
sigma	proc_access_win_in_memory_assembly_execution.yml	`- 'C:\Windows\Microsoft.NET\Framework\\*\NGenTask.exe'`	DRL 1.0