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What is ctfmon.exe?

Part of CTF Loader by Microsoft

What is it?

CTF Loader, a Microsoft Windows process relating to the ctfmon.exe file, which monitors active windows and provides text support for speech and handwriting recognition, keyboard, translation, and other technologies.
(ctfmon.exe is a system file that is installed with Windows)
Download Boost and enjoy your PC. Remove CTF Loader and optimize your PC.

How does ctfmon.exe run?

Process - ctfmon.exe is an instance of a running program. This 32-bit program executes with the privileges as the currently logged in user account. ctfmon.exe is executed by the process explorer.exe (Windows Explorer by Microsoft).

How does ctfmon.exe start?

Startup files (user) run - ctfmon.exe is registered with the run identifier 'ctfmon.exe' and the execution command 'C:\WINDOWS\system32\ctfmon.exe' in the Windows registry HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run. Run keys are startup registry keys that are used to launch an application automatically when a user logs into Windows.
CTF Loader is loaded by:


What is the community is seeing?What is the community is doing?
About 0.3% of all Boost users have the ctfmon.exe process running.Of the 0.3% of ctfmon.exe users, 72.0% have disabled it.
How resource intensive is ctfmon.exe?
Comparison based on the average resource utilization across all programs.
0.10391% CPU1039071.7%
Average CPU utilization across all programs is 0.00001%.
     1.38 MB RAM6.4%
Average private memory utilization across all programs is 21.53 MB.
 40 /min1.8%
Average I/O read and write operations for all programs is 2,253 per minute.
55 GDI objects36.7%
Average number of GUI GDI and USER objects for all programs is 150.
260 context switches/sec260.0%
Average context switches for all programs is 100 per second.
Typical file (disk image) location:

Are there other versions of CTF Loader?

What modules are loaded?

A module is a dynamic link library (DLL) or an executable file that is loaded into the process. Below is a list of non-system modules that are loaded by CTF Loader.

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 Home Edition (5.1.2600.196608)
Windows XP Professional (5.1.2600.196608)
Windows Vista (TM) Home Premium (6.0.6001.65536)
Windows Vista (TM) Ultimate (6.0.6002.131072)
Windows 7 Home Premium (6.1.7601.65536)
Windows 7 Home Premium (6.1.7601.65536)

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: ctfmon.exe
Publisher: Microsoft Corporation (verified)
Name: CTF Loader
Description: Microsoft® Windows® Operating System
Version: 5.1.2600.5512 (xpsp.080413-2105)
Product version: 5.1.2600.5512
Size: 15 KB
Original file name: CTFMON.EXE
Windows file protection: Yes

Resource utilization

CPU utilization averages
Total CPU: 0.1178587752%
Privileged CPU: 0.0139516021%
User CPU: 0.10390717304628%
Total CPU time: 6 ms
Total CPU time /min: 1 ms
Privileged CPU time: 5328.35 ms
Privileged CPU time /min: 2 ms
User CPU time: 2.39 ms
User CPU time /min: 0 ms
Context switches /sec: 260
Memory utilization averages
Committed memory: 35.44 MB
Peak committed memory: 38.23 MB
Paged memory: 1.38 MB
Peak paged memory: 1.55 MB
Paged system memory: 56.19 KB
Non-paged system memory: 4.59 KB
Working set memory: 3.08 MB
Peak working set memory: 4.25 MB
Min working set memory: 2.8 MB
Private memory: 1.38 MB
Page faults: 5,150
Page faults /min: 46
Process I/O averages
Total read operations: 8
Read operations /min: 1
Total read transfer: 26.91 KB
Read transfer /min: 92 Bytes
Total write operations: 7
Write operations /min: 1
Total write transfer: 508 Bytes
Write transfer /min: 0 Bytes
Total other operations: 1,562
Other operations /min: 9
Total other transfer: 83.41 KB
Other Transfer /min: 398 Bytes
GUI Object Averages
GDI objects: 55
USER objects: 25
Handle count average: 114
Thread count average: 1
Thread resource averages

Process details

Runs as (owner): User
Integrety level: Undefined
Windows platform: 32-bit
Parent Processes
Process Commands
ctfmon.exe -n

Startup files (user) run details

Name: ctfmon.exe
Command: C:\WINDOWS\system32\ctfmon.exe

Network connectivity

Windows Firewall allowed program: Yes

Image hashes

MD5: 5f1d5f88303d4a4dbc8e5f97ba967cc3
SHA-1: 99cb7370f16773c8e2d0c86fe805ec638ab126e9
SHA-256: 5fb24fc7916a6e6b3be7d84cb1684215b266cd1495575c2e5672b8447932e5b1

PE image details

Subsystem: Windows GUI
Langauge*: Microsoft Visual C++
File entropy: 6.11847
File packed: No
Import Table
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