What is sahook.dll?

Sahook.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 sahook.dll is a Windows system file or if it belongs to an application that you can trust.

Click to Run a Free Scan for sahook.dll related errors

Sahook.dll file information

The process known as SiteAdvisor belongs to software McAfee SiteAdvisor or McAfee SecurityCenter or McAfee Total Protection or McAfee WebAdvisor or McAfee AntiVirus Plus or McAfee Virtual Technician or McAfee Internet Security or McAfee Internet Security Suite by McAfee (

Description: Sahook.dll is not essential for Windows and will often cause problems. The file sahook.dll is located in a subfolder of "C:\Program Files" or sometimes in a subfolder of the user's "Documents" folder. Known file sizes on Windows 10/8/7/XP are 18,376 bytes (19% of all occurrences), 11,552 bytes and 12 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. It is a Verisign signed file. The program is not visible. The file has a digital signature. The service has no detailed description. It can change the behavior of other programs or manipulate other programs. The file is not a Windows core file. Sahook.dll is able to record keyboard and mouse inputs. sahook.dll appears to be a compressed file. Therefore the technical security rating is 47% dangerous; however you should also read the user reviews.

Uninstalling this variant: If any problems with McAfee SiteAdvisor or McAfee, Inc. occur, you can also do the following:
  • consult [1][2]'s Customer Service for advice
  • uninstall it from your computer using the Control Panel applet Uninstall a Program

Recommended: Identify sahook.dll related errors

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

McAfee SiteAdvisor software helps take the guesswork out of Web security.
  Siva Bala   (further information)
Service provided by McAfee antivirus, provides the user with information about potentially dangerous websites that they are visiting.
  Ross   (further information)

Rating chart

Summary: Average user rating of sahook.dll: based on 7 votes with 2 user comments. 2 users think sahook.dll is essential for Windows or an installed application. One user thinks it's probably harmless. 3 users think it's neither essential nor dangerous. One user suspects danger.

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Best practices for resolving sahook issues

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

sahook.dll [all]