The genuine WlanMon.exe file is a software component of D-Link Air Plus Wireless modem driver by D-Link.
“WlanMon.exe” is a driver located in Windows for the D-Link Air Plus Wireless modem by D-Link Systems Inc. The file is installed alongside the modem drivers and monitors the modem’s connection to the internet. It also uses ports to connect to the internet and the Local Area Network. In addition, “WlanMon.exe” lets the user view the current status of the modem, as well as access the network for sharing all devices and transferring files through the network. D-Link Corporation/D-Link Systems, Inc. began in 1986 under the name Datex Systems Inc. and developed network adapters. Since then, they have become one of the world’s largest suppliers of networking and communication devices.
WLANMon stands for Wireless LAN Monitor
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 WlanMon.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: WlanMon.exe is not essential for the Windows OS and causes relatively few problems. The file WlanMon.exe is located in a subfolder of "C:\Program Files".
Known file sizes on Windows 10/8/7/XP are 1,187,840 bytes (50% of all occurrences), 390,000 bytes and 4 more variants.
The software has no file description. The WlanMon.exe file is not a Windows system file. It can change the behavior of other programs or manipulate other programs. The program has no visible window. The process starts upon Windows startup (see Registry key: MACHINE\Run, MACHINE\User Shell Folders). WlanMon.exe is able to record keyboard and mouse inputs and monitor applications. Therefore the technical security rating is 53% dangerous, however you should also read the user reviews.
Recommended: Identify WlanMon.exe related errors
External information from Paul Collins:
Important: Some malware camouflages itself as WlanMon.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the WlanMon.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 WlanMon. This means running a scan for malware, cleaning your hard drive using cleanmgr and sfc /scannow, uninstalling programs that you no longer need, checking for Autostart programs (using msconfig) and enabling Windows' Automatic 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 resmon 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 DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.
To help you analyze the WlanMon.exe process on your computer, the following programs have proven to be helpful: Security 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. Malwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.