QHActiveDefense.exe is an executable file that is part of the 360 Total Security software package. This software is developed by Qihoo 360 Technology Co. Ltd., also known as QIHU 360 SOFTWARE. The file is typically located in the C:\Program Files (x86)\360\Total Security\safemon directory.
360 Total Security is a comprehensive antivirus and system optimization software. It includes numerous security features such as virus scanning, system cleanup, and internet protection. Its purpose is to protect your computer from malware and other threats, while also improving its performance.
The QHActiveDefense.exe file is necessary for the proper functioning of the 360 Total Security software. If you are using this software, you should not remove this file as it could cause the software to malfunction or stop working altogether.
If you are not using 360 Total Security, or if you have found this file on your computer without having installed the associated software, it could potentially be a malicious file disguised as QHActiveDefense.exe. In such cases, it would be advisable to remove the file and run a thorough antivirus scan on your computer.
Description: QHActiveDefense.exe is not essential for the Windows OS and causes relatively few problems. The QHActiveDefense.exe file is located in a subfolder of "C:\Program Files (x86)" (typically C:\Program Files (x86)\360\Total Security\safemon\ or C:\Program Files (x86)\PSafe\Total\safemon\).
Known file sizes on Windows 10/11/7 are 1,102,080 bytes (15% of all occurrences), 929,888 bytes and 43 more variants.
The process runs as background service QHActiveDefense: 360 Total Security.
The program is not visible. It is not a Windows core file. It is certified by a trustworthy company. The file is a Verisign signed file. The application uses ports to connect to or from a LAN or the Internet.
QHActiveDefense.exe is able to monitor applications.
Therefore the technical security rating is 24% dangerous, however you should also read the user reviews.
Uninstalling this variant:
If you are having problems with QHActiveDefense.exe, you can ask for help from Support or completely remove 360 Total Security or 360 Security Center (Control Panel ⇒ Uninstall a Program).
If QHActiveDefense.exe is located in a subfolder of the user's profile folder, the security rating is 49% dangerous. The file size is 1,102,080 bytes (33% of all occurrences), 961,888 bytes, 928,168 bytes, 965,472 bytes or 926,632 bytes.
It is not a Windows core file. The application listens for or sends data on open ports to a LAN or the Internet. The program has no visible window. It is certified by a trustworthy company. It is a Verisign signed file.
QHActiveDefense.exe is able to monitor applications.
Uninstalling this variant:
If you are having problems with QHActiveDefense.exe, you can ask for help from Support or completely remove 360 Total Security (Control Panel ⇒ Uninstall a Program).
Important: Some malware camouflages itself as QHActiveDefense.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the QHActiveDefense.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.
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User Comments
ca.5 min nach systemstart wird die CPU für 10 min zu vollen 100% in die knie gezwungen !!!
Summary: Average user rating of QHActiveDefense.exe:
based on 2 votes with 1 user comment.
2 users think QHActiveDefense.exe is essential for Windows or an installed application.
Best practices for resolving QHActiveDefense issues
A clean and tidy computer is the key requirement for avoiding problems with QHActiveDefense. 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 executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.
To get your computer running as fast as it did on day one, you can 8reset your PC. Your personal files will remain intact, but any programs you installed will need to be reinstalled.
To help you analyze the QHActiveDefense.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. A good Bantivirus software detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.
Score
User Comments
Summary: Average user rating of QHActiveDefense.exe: based on 2 votes with 1 user comment. 2 users think QHActiveDefense.exe is essential for Windows or an installed application.