Gnoosi Toolbar

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Last updated:

Threat Scorecard

Threat Level: 10 % (Normal)
Infected Computers: 529
First Seen: October 8, 2013
Last Seen: April 10, 2026
OS(es) Affected: Windows

The detection of Gnoosi Toolbar on your system indicates a potential security threat that requires immediate attention. This report aims to provide you with a comprehensive understanding of the issue and guide you through the removal process. It is essential to approach this situation with caution and follow the recommended steps to ensure the complete elimination of the threat.

What Is Gnoosi Toolbar?

Gnoosi Toolbar is identified as a Trojan-type threat, which means it is a type of malware that can disguise itself as a legitimate program or toolbar. Trojans are known for their ability to deceive users into installing them, often by bundling themselves with other software or posing as useful tools. Once installed, they can cause a variety of problems, including data theft, system crashes, and the installation of additional malware.

How Gnoosi Toolbar Operates

Trojan-type threats like Gnoosi Toolbar typically operate by exploiting vulnerabilities in the system or by tricking users into granting them permissions. They can be designed to perform a wide range of malicious activities, from stealing sensitive information such as passwords and credit card numbers, to using the infected computer as part of a botnet for distributed denial-of-service (DDoS) attacks. The specific operations of Gnoosi Toolbar can vary, but its primary goal is to compromise the security and integrity of the infected system.

Symptoms of Infection

Identifying a Gnoosi Toolbar infection can be challenging, as it may not always exhibit obvious symptoms. However, some common indicators of a Trojan infection include unusual system behavior, such as unexpected crashes, slow performance, or the appearance of unfamiliar programs or toolbars. Users may also notice changes in their browser settings or the presence of unwanted advertisements. If you suspect that your system is infected, it is crucial to take prompt action to minimize potential damage.

  • Unexplained changes in browser settings or the appearance of unfamiliar toolbars.
  • Slow system performance or frequent crashes.
  • Appearance of unwanted advertisements or pop-ups.
  • Discovery of unfamiliar programs or applications.

How to Remove Gnoosi Toolbar

  1. Enter Safe Mode with Networking to prevent the malware from interfering with the removal process. This can typically be done by restarting your computer and pressing the appropriate key (often F8) to access the boot options.
  2. Perform a full scan of your system using a reputable anti-malware tool, such as SpyHunter. This will help identify and remove all components of the Gnoosi Toolbar and any other potential threats.
  3. Uninstall suspicious programs that may be related to the infection. Be cautious and only remove programs that you are certain are malicious or unnecessary.
  4. Reset your browsers (Chrome, Firefox, Edge, etc.) to their default settings. This can help remove any malicious extensions or settings changes made by the malware.
  5. After completing the above steps, reboot your system and perform another scan to ensure that all threats have been removed.

Conclusion

Removing Gnoosi Toolbar and other Trojan-type threats requires a careful and systematic approach. By following the steps outlined in this report and maintaining good security practices, such as regularly updating your software and being cautious when installing new programs, you can help protect your system from future infections. Remember, the key to dealing with malware effectively is to be proactive and take immediate action when a threat is detected.

SpyHunter Detects & Remove Gnoosi Toolbar

File System Details

Gnoosi Toolbar may create the following file(s):
# File Name MD5 Detections
1. setup.exe b384b4bbb75f82db731366b95733cf62 7

Registry Details

Gnoosi Toolbar may create the following registry entry or registry entries:
CLSID
{4F13AB08-8328-4d87-A34D-1C7E8A8A9C83}
{8561C0C6-7FD4-4FAB-BEB6-BCB800DA4674}
{D3D557FF-6F91-456D-B3CA-272BAF5DB328}
File name without path
http_www.gnoosi.net_0.localstorage
http_www.gnoosi.net_0.localstorage-journal
www.gnoosi[1].xml
SOFTWARE\Classes\GnoosiToolbar.IEHook
SOFTWARE\Classes\GnoosiToolbar.IEHook.1
Software\gnoosi
Software\Microsoft\Internet Explorer\Approved Extensions\{4F13AB08-8328-4D87-A34D-1C7E8A8A9C83}
SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{BAE8C395-1B2F-450f-A7FA-AD25279EF440}
Software\Microsoft\Internet Explorer\SearchScopes\{09a37ca6-8f28-4130-a323-235f5c7b151c}
Software\Microsoft\Internet Explorer\SearchScopes\{3e018f20-ec4d-4141-9f28-59e5d2ff1393}
SOFTWARE\Microsoft\Internet Explorer\Toolbar\{4F13AB08-8328-4D87-A34D-1C7E8A8A9C83}
Software\Microsoft\Windows\CurrentVersion\Ext\Settings\{4F13AB08-8328-4D87-A34D-1C7E8A8A9C83}
Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{4F13AB08-8328-4D87-A34D-1C7E8A8A9C83}
SOFTWARE\Wow6432Node\gnoosi
SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{BAE8C395-1B2F-450f-A7FA-AD25279EF440}
SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Toolbar\{4F13AB08-8328-4D87-A34D-1C7E8A8A9C83}

Directories

Gnoosi Toolbar may create the following directory or directories:

%ProgramFiles%\Gnoosi
%ProgramFiles(x86)%\Gnoosi

URLs

Gnoosi Toolbar may call the following URLs:

gnoosi.net