Threat Database Spyware MegaUpload Toolbar

MegaUpload Toolbar

By CagedTech in Spyware
Published:
Last updated:

Threat Scorecard

Popularity Rank: 208
Threat Level: 60 % (Medium)
Infected Computers: 99,869
First Seen: July 24, 2009
Last Seen: October 5, 2026
OS(es) Affected: Windows

The detection of MegaUpload Toolbar on your system indicates a potential threat that requires immediate attention. This detection suggests that your computer may be infected with a type of malware that could compromise your security and privacy. It is essential to understand the nature of this threat and take appropriate steps to remove it and prevent future infections.

What Is MegaUpload Toolbar?

MegaUpload Toolbar is a type of malicious software that can be installed on your computer without your knowledge or consent. The name "MegaUpload Toolbar" may suggest a connection to a legitimate file-sharing service, but in this context, it refers to a potentially unwanted program (PUP) or malware that can cause harm to your system. Malware of this type can be designed to perform various malicious activities, such as data theft, unauthorized changes to your system settings, or the installation of additional malware.

How MegaUpload Toolbar Operates

Malware like MegaUpload Toolbar typically operates by exploiting vulnerabilities in your system or by deceiving you into installing it. Once installed, it can run in the background, performing its malicious activities without your knowledge. It may also attempt to connect to remote servers to download additional malware or to send stolen data back to its creators. The exact operation of MegaUpload Toolbar can vary, but its primary goal is to compromise your system's security and your personal data.

Symptoms of Infection

Identifying the symptoms of a MegaUpload Toolbar infection can be challenging, as it may not always exhibit obvious signs of malware activity. However, you might notice unusual behavior from your computer, such as slow performance, unwanted pop-ups, or unfamiliar programs running in the background. Your browser may also behave strangely, with unexpected changes to your homepage, search engine, or the appearance of unwanted toolbars. If you suspect that your system is infected, it is crucial to take immediate action to remove the malware and prevent further damage.

How to Remove MegaUpload Toolbar

  1. Enter Safe Mode with Networking to prevent the malware from interfering with the removal process. This mode allows you to use the internet to download removal tools while limiting the malware's ability to run.
  2. Download and run a full scan with a reputable anti-malware tool, such as SpyHunter, to detect and remove all instances of MegaUpload Toolbar and any associated malware.
  3. Uninstall any suspicious programs that you do not recognize or that were installed around the time the malware was detected. Be cautious and only uninstall programs that you are sure are not needed.
  4. Reset your web browsers (Chrome, Firefox, Edge) to their default settings to remove any changes made by the malware, such as unwanted toolbars or homepage redirects.
  5. Reboot your computer and perform another full scan with your anti-malware tool to ensure that all malware has been removed and that your system is clean.

Conclusion

Removing MegaUpload Toolbar from your system requires careful and immediate action to prevent further damage. By following the steps outlined above and maintaining good computer hygiene, such as regularly updating your software and being cautious when installing new programs, you can help protect your system against future malware infections. Remember, the key to securing your computer and personal data is vigilance and the use of reputable security tools. Stay informed and take proactive steps to safeguard your digital environment.

Aliases

15 security vendors flagged this file as malicious.

Antivirus Vendor Detection
AhnLab-V3 Win-Adware/ToolBar.MegaSearch.1947080
K7AntiVirus Adware
McAfee Generic PUP.z
CAT-QuickHeal AdWare.MegaSearch.aj (Not a Virus)
Sunbelt MegaSearch
Sophos MegaUpload Toolbar
Panda Trj/CI.A
NOD32 Win32/Toolbar.MegaUpload
McAfee Generic.dx
Kaspersky not-a-virus:AdWare.Win32.MegaSearch.aj
Ikarus not-a-virus:AdWare.Win32.MegaSearch
Fortinet Adware/Megasearch
Comodo ApplicUnwnt.Win32.Adware.MegaSearch.aj
CAT-QuickHeal Trojan.Agent.ATV
Antiy-AVL AdWare/Win32.MegaSearch.gen

File System Details

MegaUpload Toolbar may create the following file(s):
# File Name MD5 Detections
1. megauploadtoolbar.dll da6a8b686506dd54fc35c66e7e2b34f6 28
2. toolbar.exe 7fdc11960dd9f05b88468eeeba3c7865 18
3. MEGAUP~1.dll e31cb231e8ab99c70a729e0cd06525a4 0

URLs

MegaUpload Toolbar may call the following URLs:

megaup.net