What is katrack.dll?

Katrack.dll is a Windows DLL file. DLL is the abbreviation for Dynamic Link Library. DLL files are needed by programs or web browser extensions, because they contain program code, data, and resources. The following information can help you determine if katrack.dll is a Windows system file or if it belongs to an application that you can trust.

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Katrack.dll file information

The process known as KeyAccess Tracking Library for Win32 or KeyAccess Tracking Library for Windows (version (32-bit)) belongs to software Sassafras (version K2 Client, K2) or KeyServer Package or CORE-Sassafras (version K2 Client) by Sassafras Software (

Description: Katrack.dll is not essential for the Windows OS and causes relatively few problems. The file katrack.dll is located in the C:\Windows folder. Known file sizes on Windows 10/8/7/XP are 28,672 bytes (40% of all occurrences), 12,288 bytes and 4 more variants. 
A .dll file (Dynamic Link Library) is a special type of Windows program containing functions that other programs can call. This .dll file can be injected to all running processes and can change or manipulate their behavior. The process starts when Windows starts (see Registry key: AppInit_DLLs). The file is not a Windows system file. The program has no visible window. The service has no detailed description. It can change the behavior of other programs or manipulate other programs. You can uninstall this program in the Control Panel. Katrack.dll is able to record keyboard and mouse inputs. katrack.dll appears to be a compressed file. Therefore the technical security rating is 68% dangerous, however you should also read the user reviews.

Uninstalling this variant: It is possible to uninstall Sassafras K2 Client software via Windows Control Panel/Add or Remove Programs (Windows XP) or Programs and Features (Windows 10/8/7) or search the support area on the Sassafras website.

Recommended: Identify katrack.dll related errors

If katrack.dll is located in a subfolder of C:\, the security rating is 80% dangerous. The file size is 7,168 bytes. It can change the behavior of other programs or manipulate other programs. The program has no visible window. There is no detailed description of this service. The software is loaded during the Windows boot process (see Registry key: AppInit_DLLs). Katrack.dll is not a Windows core file. Katrack.dll is able to record keyboard and mouse inputs. katrack.dll appears to be a compressed file.

Important: Some malware disguises itself as katrack.dll, particularly when not located in the C:\Windows folder. Therefore, you should check the katrack.dll 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

Sassaafras K2 file used for keyserver acess
hijackthis says that it is dangerous since it acts somewhat like a trojan. But it really can not fix katrack. you might want to look for it manually and delete it!
It's a library for Sassafras K2. It is used for software licensing compliance, among other things.
  Tony G   (further information)

Summary: Average user rating of katrack.dll: based on 5 votes with 3 user comments. 3 users think katrack.dll is essential for Windows or an installed application. 2 users think it's neither essential nor dangerous.

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Best practices for resolving katrack issues

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

katrack.dll [all]