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Zoo Toolbar

Posted: March 26, 2014

Threat Metric

Ranking: 8,745
Threat Level: 2/10
Infected PCs: 10,455
First Seen: March 26, 2014
Last Seen: October 12, 2023
OS(es) Affected: Windows


Zoo Toolbar is a browser add-on produced by InfoSpace LLC. Zoo Toolbar is considered to be a PUP (potentially unwanted program), adware or browser hijacker. Zoo Toolbar may integrate itself into the Web browsers such as Internet Explorer, Google Chrome, and Mozilla Firefox using misleading marketing methods. Zoo Toolbar may enter the PC bundled with other freeware that computer users can download from suspicious download websites. Upon installation, Zoo Toolbar may modify the default browser settings on the PC. Zoo Toolbar may replace the default homepage, search engine or a new tab window with Isearch.zoo.com. Zoo Toolbar may display annoying pop-up ads and messages that, if clicked, may forcibly reroute PC users to suspicious websites or install other PC threats on the computer system.

Technical Details

File System Modifications

Tutorials: If you wish to learn how to remove malware components manually, you can read the tutorials on how to find malware, kill unwanted processes, remove malicious DLLs and delete other harmful files. Always be sure to back up your PC before making any changes.

The following files were created in the system:



%WINDIR%\TEMP\is-756BP.tmp\zootoolbar.exe File name: zootoolbar.exe
Size: 4.07 MB (4076632 bytes)
MD5: 9502f0098f7838a160cf43e6a2425221
Detection count: 88
File type: Executable File
Mime Type: unknown/exe
Path: %WINDIR%\TEMP\is-756BP.tmp
Group: Malware file
Last Updated: April 1, 2014

Registry Modifications

The following newly produced Registry Values are:

CLSID{7b0d24c2-0a41-478f-afc4-fa88423a7f5c}HKEY..\..\..\..{RegistryKeys}Software\AppDataLow\Software\Simplytech\ZooToolbarSOFTWARE\Classes\AppID\ZooToolbar.DLLSoftware\Microsoft\Internet Explorer\Approved Extensions\{4F4FFABF-950C-493E-93A2-01940F6C1118}Software\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{4f4ffabf-950c-493e-93a2-01940f6c1118}SOFTWARE\Microsoft\Internet Explorer\Toolbar\{4f4ffabf-950c-493e-93a2-01940f6c1118}SOFTWARE\Microsoft\Internet Explorer\Toolbar\{7b0d24c2-0a41-478f-afc4-fa88423a7f5c}SOFTWARE\Microsoft\Tracing\ToolbarUninstall_RASAPI32SOFTWARE\Microsoft\Tracing\ToolbarUninstall_RASMANCSSoftware\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{4f4ffabf-950c-493e-93a2-01940f6c1118}SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Toolbar\{4f4ffabf-950c-493e-93a2-01940f6c1118}SOFTWARE\Wow6432Node\Microsoft\Tracing\ToolbarUninstall_RASAPI32SOFTWARE\Wow6432Node\Microsoft\Tracing\ToolbarUninstall_RASMANCSSoftware\ZooToolbarHKEY_LOCAL_MACHINE\Software\[APPLICATION]\Microsoft\Windows\CurrentVersion\Uninstall..{Uninstaller}{727aecb6-514e-48ee-8141-0b3712da11e4}_is1

Additional Information

The following directories were created:
%PROGRAMFILES%\ZooToolbar%PROGRAMFILES(x86)%\ZooToolbar%USERPROFILE%\AppData\LocalLow\ZooToolbar%appdata%\ZooToolbar
The following URL's were detected:
ZooToolbar_

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