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What is mshta.exe?

Part of Windows® Internet Explorer by Microsoft

(mshta.exe is a system file that is installed with Windows)
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How does mshta.exe run?

Process - mshta.exe is an instance of a running program. This program executes under the SYSTEM account within Windows with extensive privileges on the local computer, and acts as the computer on the network. mshta.exe is executed by the process svchost.exe (Generic Host Process for Win32 Services by Microsoft).

How does mshta.exe start?

Shell open command - mshta.exe is typically associtated with identifier name of htafile with and identifier of C:\WINDOWS\system32\mshta.exe "%1" %*. A Shell Open Command allows for an association of a file extension and a program. This association allows an application to be run when the icon or a context menu item is clicked upon in the Windows Explorer window.
Scheduled task - mshta.exe is launched automatically by registering itself into the Windows Task Scheduler under the task name 'C:\WINDOWS\Tasks\At1.job'. Task Scheduler provides the ability to schedule the launch of programs or scripts at pre-defined times or after specified time intervals or even with event-based triggers.


What is the community is seeing?What is the community is doing?
About 0.3% of all Boost users have the mshta.exe process running.Of the 0.3% of mshta.exe users, less than 1% have disabled it.
How resource intensive is mshta.exe?
Comparison based on the average resource utilization across all programs.
0.00003% CPU289.7%
Average CPU utilization across all programs is 0.00001%.
          4.89 MB RAM22.7%
Average private memory utilization across all programs is 21.53 MB.
 2 /min0.1%
Average I/O read and write operations for all programs is 2,253 per minute.
         13 GDI objects8.7%
Average number of GUI GDI and USER objects for all programs is 150.
Typical file (disk image) location:

Are there other versions of Windows® Internet Explorer?

What else is related?

What Windows OS versions does this run on?

Microsoft Windows XP (5.1.2600.131072)
Microsoft Windows XP (5.1.2600.196608)
Microsoft Windows XP Home Edition (5.1.2600.196608)
Windows XP Professional (5.1.2600.196608)
Microsoft Windows XP (5.2.3790.131072)
Windows Vista (TM) Home Premium (6.0.6000.0)
Windows Vista (TM) Home Premium (6.0.6001.65536)
Windows Vista (TM) Ultimate (6.0.6001.65536)
Windows Vista (TM) Home Basic (6.0.6002.131072)
Windows Vista (TM) Home Premium (6.0.6002.131072)
Windows Vista (TM) Ultimate (6.0.6002.131072)
Windows Vista (TM) Home Premium (6.0.6002.131072)

About Microsoft Corporation

Microsoft, founded in 1975 by Bill Gates and Paul Allen, is a veteran software company, best known for its Microsoft Windows operating system and the Microsoft More...
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File details

File name: mshta.exe
Publisher: Microsoft Corporation (verified)
Name: Windows® Internet Explorer
Description: Microsoft (R) HTML Application host
Version: 8.00.6001.18702 (longhorn_ie8_rtm(wmbla).090308-0339)
Product version: 8.00.6001.18702
Size: 44.5 KB
Original file name: MSHTA.EXE
Windows file protection: Yes

Resource utilization

CPU utilization averages
Total CPU: 0.0000846256%
Privileged CPU: 0.0000556516%
User CPU: 0.00002897400711%
Privileged CPU time: 154.69 ms
Privileged CPU time /min: 0 ms
Memory utilization averages
Committed memory: 48.73 MB
Peak committed memory: 63.22 MB
Paged memory: 4.89 MB
Peak paged memory: 4.94 MB
Paged system memory: 83.9 KB
Non-paged system memory: 5.77 KB
Working set memory: 3.44 MB
Peak working set memory: 9.19 MB
Min working set memory: 3.42 MB
Private memory: 4.89 MB
Page faults: 2,534
Page faults /min: 1
Process I/O averages
Total read operations: 14
Read operations /min: 1
Total read transfer: 57.32 KB
Read transfer /min: 29 Bytes
Total write operations: 9
Write operations /min: 1
Total write transfer: 768 Bytes
Write transfer /min: 0 Bytes
Total other operations: 5,464
Other operations /min: 2
Total other transfer: 188.42 KB
Other Transfer /min: 81 Bytes
GUI Object Averages
GDI objects: 13
USER objects: 8
Handle count average: 215
Thread count average: 3
Thread resource averages

Process details

Runs as (owner): System
Integrety level: Undefined
Windows platform: 32-bit
Parent Process
Process Command
mshta.exe httC://

Shell open command details

Name: htafile
Command: C:\WINDOWS\system32\mshta.exe "%1" %*

Scheduled task details

Name: At9
Command: C:\WINDOWS\Tasks\At9.job

Network connectivity

UDP: LISTENING on port 2729
UDP: LISTENING on port 1237
UDP: LISTENING on port 4785
UDP: LISTENING on port 3870
UDP: LISTENING on port 2184
UDP: LISTENING on port 2752
UDP: LISTENING on port 2129
UDP: LISTENING on port 1523
UDP: LISTENING on port 4752
UDP: LISTENING on port 4314
Windows Firewall allowed program: Yes

Image hashes

MD5: ad8f83f16a3ce2b093b38b279b419387
SHA-1: 5924007afda4703e2add2c44507cfcbfa98a55b7
SHA-256: 22b96b75ce5407de1bdaedeba57b9a1cf9fe99964b7e07965e21ab5d35bca299

PE image details

File entropy: 5.99016
File packed: No
Import Table
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