What is bdnagent.exe?

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 bdnagent.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.

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Bdnagent.exe file information

The process belongs to software BitDefender (version 8 Free Edition) by SOFTWIN (

Description: Bdnagent.exe is not essential for the Windows OS and causes relatively few problems. Bdnagent.exe is located in a subfolder of "C:\Program Files". Known file sizes on Windows 10/8/7/XP are 8,192 bytes (75% of all occurrences) or 4,608 bytes. 
The bdnagent.exe file is not a Windows core file. The software starts upon Windows startup (see Registry key: MACHINE\Run). There is no file information. Therefore the technical security rating is 44% dangerous, however you should also read the user reviews.

Uninstalling this variant: In the event of any problems with bdnagent.exe, you may also want to remove the entire program BitDefender 8 Free Edition using Windows Control Panel.

Recommended: Identify bdnagent.exe related errors

External information from Paul Collins:

Important: Some malware camouflages itself as bdnagent.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the bdnagent.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.


User Comments

Bit Defender
Bitdefender 8
BitDefender antivirus - updater
  DJ   (further information)
This is a resident agent of Bitdefender Anti-virus
  Personne   (further information)
Is the Antivirus updater for Bitdefender
  N Johnson  
It showed up in my processes after I removed Bitdefender from my computer
  D Meason  
This is agent by Bitdefender Anti-virus
  Ionko`S   (further information)
Bit Defender 8 Antivirus

Rating chart

Summary: Average user rating of bdnagent.exe: based on 13 votes with 8 user comments. 8 users think bdnagent.exe is essential for Windows or an installed application. 5 users think it's neither essential nor dangerous.

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Best practices for resolving bdnagent issues

A clean and tidy computer is the key requirement for avoiding problems with bdnagent. 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 bdnagent.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.

Other processes

bdnagent.exe [all]