The genuine LTMSG.exe file is a software component of Lucent Technologies Messaging Applet by Lucent Technologies.
LTMSG.exe is an executable file that belongs to the Lucent Technologies Messaging Applet, a driver file used to adjust modem options. This is not a critical Windows component and should be removed if known to cause problems. Terminating this process might disconnect an active Internet connection. The Lucent Technologies Messaging Applet is used to support chipsets that are applied in modems developed by various manufacturers. Soft modems take up more resources from the computer, especially the CPU to perform part of the hardware modem's job. Lucent Technologies, Inc. was an American company that developed telecommunications equipment. It was founded in 1996 after the selling-off of AT&T Technologies, a unit of the AT&T Corporation. The company is currently known as Alcatel-Lucent after the merger with Alcatel SA of France in 2006. The company was based in Murray Hill, New Jersey, United States.
LTMsg stands for Lucent Technologies Messaging Applet
The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the LTMSG.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.
Description: LTMSG.exe is not essential for the Windows OS and causes relatively few problems. The file LTMSG.exe is located in the C:\Windows folder (common is C:\Windows\ or C:\WINDOWS\system32\).
Known file sizes on Windows 10/8/7/XP are 40,960 bytes (98% of all occurrences) or 53,248 bytes.
The file is not a Windows core file. The program is not visible. The application starts upon Windows startup (see Registry key: MACHINE\Run, Run). The file is a trustworthy file from Microsoft. Therefore the technical security rating is 25% dangerous, however you should also read the user reviews.
Recommended: Identify LTMSG.exe related errors
If LTMSG.exe is located in the C:\Windows\System32 folder, the security rating is 38% dangerous. The file size is 38,912 bytes (60% of all occurrences), 40,960 bytes or 106,496 bytes. The program is not visible. The application starts when Windows starts (see Registry key: MACHINE\Run, Run). It is not a Windows system file. LTMSG.exe is a Microsoft signed file.
External information from Paul Collins:
Important: Some malware disguises itself as LTMSG.exe, particularly when not located in the C:\Windows folder. Therefore, you should check the LTMSG.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.
A clean and tidy computer is the key requirement for avoiding problems with LTMSG. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.
Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.
To help you analyze the LTMSG.exe process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.