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Crawler Toolbar

Posted: October 25, 2010

Threat Metric

Ranking: 1,648
Threat Level: 5/10
Infected PCs: 49,025
First Seen: August 31, 2010
Last Seen: March 10, 2025
OS(es) Affected: Windows

Crawler Toolbar is a malicious Toolbar which comes armed with an adware application. The adverts convince users to install it by promising web searches across multiple search engines. Crawler may not be totally destructive but it does partake in deceptive spying tactics and will not leave your computer even when you try to uninstall it. Use a updated malware remover to make sure your PC is free of all threats.

Aliases

Heuristic: Suspicious Self Modifying File [Prevx1]Suspicious.Insight [Symantec]W32/HotBar.A.gen!Eldorado [F-Prot]Suspect-29!878E643FA7BA [McAfee+Artemis]Suspicious file [Panda]Suspect-29!C12B6F467570 [McAfee+Artemis]W32/Podnuha.B.gen!Eldorado [Authentium]

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:



%PROGRAMFILES(x86)%\PCRx\PCRxTray.exe File name: PCRxTray.exe
Size: 1.34 MB (1345840 bytes)
MD5: 2cfd05bae80678ca16a0bb0f2c1f1e43
Detection count: 279
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES(x86)%\PCRx
Group: Malware file
Last Updated: December 6, 2016
%PROGRAMFILES%\PCRx\PCRx.exe File name: PCRx.exe
Size: 11.78 MB (11789104 bytes)
MD5: b05742ed2c53fb76e81c9a17401aa1b0
Detection count: 251
File type: Executable File
Mime Type: unknown/exe
Path: %PROGRAMFILES%\PCRx
Group: Malware file
Last Updated: July 18, 2019

More files

Registry Modifications

The following newly produced Registry Values are:

CLSID{1CB20BF0-BBAE-40A7-93F4-6435FF3D0411}{22C1406C-6350-4D3B-9F62-2A3F370AD9A7}{2DC4F899-9C79-4462-863D-4EC61F3EFA52}{38CF96AD-0ACC-49DF-91B7-5D7F640BF1B7}{4545C96B-15D0-4E22-8DDE-6F2CAF531281}{694AB2B2-6141-4567-9B66-B60FD06AD30F}{7CC6C266-6155-4676-AE77-85164EAE29D9}{9234F5E0-56CC-4F0B-AAE4-0D4BD5032180}{BAA73D86-AFBD-4F73-8243-E7D193FA6C8B}{C4D78C72-08DB-4A3F-9175-B265157283F3}{EDDAFD4A-10D1-406A-8796-D13B54DB5E04}{FA66632B-E294-4249-B007-64C07C7E0147}File name without pathwww.crawler[1].xmlHKEY..\..\..\..{RegistryKeys}SOFTWARE\Classes\Crawler.AppServerSOFTWARE\Classes\Crawler.CRT404SOFTWARE\Classes\Crawler.JSServerSOFTWARE\Classes\Crawler.ToolbarSoftware\Crawler ToolbarSoftware\Microsoft\Internet Explorer\Approved Extensions\{9234F5E0-56CC-4F0B-AAE4-0D4BD5032180}Software\Microsoft\Internet Explorer\Approved Extensions\{C4D78C72-08DB-4A3F-9175-B265157283F3}Software\Microsoft\Internet Explorer\DOMStorage\crawler.comSoftware\Microsoft\Internet Explorer\DOMStorage\www.crawler.comSOFTWARE\Microsoft\Internet Explorer\MenuExt\Crawler SearchSoftware\Microsoft\Internet Explorer\SearchScopes\{1CB20BF0-BBAE-40A7-93F4-6435FF3D0411}SOFTWARE\Microsoft\Internet Explorer\Toolbar\{4B3803EA-5230-4DC3-A7FC-33638F3D3542}SOFTWARE\Microsoft\Internet Explorer\URLSearchHooks\{1CB20BF0-BBAE-40A7-93F4-6435FF3D0411}SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{9234F5E0-56CC-4F0B-AAE4-0D4BD5032180}Software\Microsoft\Windows\CurrentVersion\Ext\PreApproved\{9234F5E0-56CC-4F0B-AAE4-0D4BD5032180}Software\Microsoft\Windows\CurrentVersion\Ext\PreApproved\{C4D78C72-08DB-4A3F-9175-B265157283F3}SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXT\SETTINGS\{1CB20BF0-BBAE-40A7-93F4-6435FF3D0411}SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXT\STATS\{1CB20BF0-BBAE-40A7-93F4-6435FF3D0411}Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{22C1406C-6350-4D3B-9F62-2A3F370AD9A7}SOFTWARE\Wow6432Node\Crawler ToolbarSOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{BAA73D86-AFBD-4F73-8243-E7D193FA6C8B}SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{C4D78C72-08DB-4A3F-9175-B265157283F3}SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Toolbar\{4B3803EA-5230-4DC3-A7FC-33638F3D3542}SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Ext\PreApproved\{9234F5E0-56CC-4F0B-AAE4-0D4BD5032180}SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Ext\PreApproved\{C4D78C72-08DB-4A3F-9175-B265157283F3}HKEY_LOCAL_MACHINE\Software\[APPLICATION]\Microsoft\Windows\CurrentVersion\Uninstall..{Uninstaller}{F13E61C0-917B-4AAD-96CD-7A5860E25A73}_is1

Additional Information

The following directories were created:
%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu\Programs\Crawler Toolbar%PROGRAMFILES%\Crawler Toolbar%PROGRAMFILES%\Crawler\Toolbar%PROGRAMFILES(x86)%\Crawler Toolbar%PROGRAMFILES(x86)%\Crawler\Toolbar%USERPROFILE%\AppData\LocalLow\Crawler Toolbar
The following URL's were detected:
crawler.com

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