The genuine Messenger.exe file is a software component of NSIS/TrojanDownloader.Agent.NFB trojan.
Messenger.exe is an executable file that is believed to be part of a trojan, a malicious computer program designed to infiltrate and steal user data. Trojan worms can remotely execute programs and run commands, use a keylogger to track keyboard entries, send data across networks and spread copies of itself. Messenger.exe is known to spread through chat applications such as the MSN messenger. Trojans are known to steal user passwords and personal data by allowing hackers access to the computer. If you find yourself a victim of identity theft, please follow these steps: Inform your bank or financial institution that you are a victim of identity theft so that they may monitor your accounts or change and/or change your account numbers. Change all stolen passwords only from a clean computer. Changing passwords from the same infected computer may not be an effective solution as the new password will likely be stolen again. Use a dedicated anti-virus or anti-malware software to scan and clean the infected computer.
Messenger stands for MSN Messenger Virus
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 Messenger.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.
The process known as Messenger for Desktop or Orion or Daily Siski updater or Daily drivers updater or Daily AI Project updater
belongs to software .NET Framework updater or AI Project updater or Orion or Siski updater
by © Siski corporation or Convesoft or © MICR0S0FT corporation (www.microsoft.com) or © AI Project corporation.
Description: Messenger.exe is not essential for Windows and will often cause problems. Messenger.exe is located in a subfolder of "C:\Program Files" or sometimes in a subfolder of the user's profile folder.
Known file sizes on Windows 10/8/7/XP are 13,179,660 bytes (80% of all occurrences) or 7,892,992 bytes.
It is a file with no information about its developer. It is not a Windows core file. The program has no visible window. Messenger.exe is able to record keyboard and mouse inputs, monitor applications and manipulate other programs. Therefore the technical security rating is 44% dangerous, however you should also read the user reviews.
Recommended: Identify Messenger.exe related errors
External information from Paul Collins:
There are different files with the same name:
Important: Some malware camouflages itself as Messenger.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder, for example Trojan-Downloader.NSIS.Agent.kz or Trojan-Downloader.Win32.NSIS.nt (detected by Kaspersky), and Generic BackDoor (detected by McAfee). Therefore, you should check the Messenger.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 Messenger. 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 Messenger.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.