Home Malware Programs Adware Adware:Win32/OneTab

Adware:Win32/OneTab

Posted: February 7, 2013

Threat Metric

Ranking: 12,318
Threat Level: 2/10
Infected PCs: 1,091
First Seen: February 7, 2013
Last Seen: October 5, 2023
OS(es) Affected: Windows

Adware:Win32/OneTab is an adware program/browser add-on that displays out-of-context ads, and sets ads and hyperlinks into hacked websites in a hijacked Internet browser. When installed on the victimized computer, Adware:Win32/OneTab makes system changes by dropping potentially malicious files and registry entries. Adware:Win32/OneTab installs itself as a BHO (browser helper object), which can be seen in Internet Explorer's Manage Add-ons window.

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:



system.dll File name: system.dll
File type: Dynamic link library
Mime Type: unknown/dll
Group: Malware file
OneTab.dll File name: OneTab.dll
File type: Dynamic link library
Mime Type: unknown/dll
Group: Malware file
OneTab.crx File name: OneTab.crx
Mime Type: unknown/crx
Group: Malware file
uninstall.exe File name: uninstall.exe
File type: Executable File
Mime Type: unknown/exe
Group: Malware file

Registry Modifications

The following newly produced Registry Values are:

HKEY..\..\{Value}HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{16ADEA98-D215-4F51-80AF-5E5ED660B9C0} "(default)" = "onetab add-on"HKEY_LOCAL_MACHINE\SOFTWARE\Google\Chrome\Extensions\[RANDOM CHARACTERS]"path" = "c:\documents and settings\administrator\application data\onetab\onetab.crx"HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{16ADEA98-D215-4F51-80AF-5E5ED660B9C0}\InProcServer32 "(default)" = "c:\documents and settings\administrator\application data\onetab\onetab.dll"HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Uninstall\OneTab "DisplayName" = "onetab"HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{16ADEA98-D215-4F51-80AF-5E5ED660B9C0} "(default)" = "onetab add-on"

Additional Information

The following URL's were detected:
bestdailyrewards.com
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