4zSrcAs.dll is a browser extension for Internet Explorer. This add-on enables several additional functions for Internet Explorer. You can disable it through the Extras menu (key combination Alt + X) under Manage Add-ons. The following paragraph provides more information about MindSpark Search Assistant.
The process known as MindSpark Search Assistant or Mindspark Search Assistant or Mindspark Toolbar Platform belongs to software MindSpark Search Assistant for Internet Explorer or Mindspark Search Assistant for Internet Explorer or Mindspark Toolbar Platform for Internet Explorer by Mindspark or MindSpark.
Description: 4zSrcAs.dll is not essential for the Windows OS and causes relatively few problems. 4zSrcAs.dll is located in a subfolder of "C:\Program Files".
Known file sizes on Windows 10/8/7/XP are 62,864 bytes (60% of all occurrences), 140,360 bytes, 145,768 bytes, 139,336 bytes or 144,968 bytes.
This .dll file is a Browser Helper Object (BHO) that runs automatically every time you start your web browser. BHOs are not stopped by personal firewalls, because they are identified by the firewall as part of the browser itself. BHOs are often used by adware and spyware. IDs used by this BHO include c547c6c2-561b-4169-a2a5-20ba771ca93b. The program is not visible. 4zSrcAs.dll is a Verisign signed file. The 4zSrcAs.dll file is able to monitor web browsers. There is no detailed description of this service. 4zSrcAs.dll is not a Windows system file. It is certified by a trustworthy company. 4zSrcAs.dll is able to record keyboard and mouse inputs. Therefore the technical security rating is 53% dangerous.
Recommended: Identify 4zSrcAs.dll related errors
Important: Some malware camouflages itself as 4zSrcAs.dll, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the 4zSrcAs.dll process on your PC to see if it is a threat. If MindSpark Search Assistant has changed your browser's search engine and start page, you can recover your browser's default settings as follows:Reset default browser settings for Internet-Explorer ▾
The following programs have also been shown useful for a deeper analysis: Security Task Manager examines the active 4zSrcAs process on your computer and clearly tells you what it is doing. Malwarebytes' well-known anti-malware tool tells you if the 4zSrcAs.dll on your computer displays annoying ads, slowing it down. This type of unwanted adware program is not considered by some antivirus software to be a virus and is therefore not marked for cleanup.
A clean and tidy computer is the key requirement for avoiding PC trouble. 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.