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Adware/BDSr

description-logoAnalysis

This adware is installed when browsing to certain web sites. The installation may occur silently and without the user's knowledge. After installation, the web browser Internet Explorer may run slower than expected. Advertisements may pop-up due to the installation of this adware.
The adware consists of a singular .DLL file named "BDSrHook.dll" which will exist in the System32 folder. The adware has a self-updating mechanism which connects with the adware author's website located at 'baidu.com'.

recommended-action-logoRecommended Action

Check the main screen using the web interface for your FortiGate unit to ensure that the latest AV/NIDS database has been downloaded and installed on your system - if required, enable the "Allow Push Update" option.

Telemetry logoTelemetry

Detection Availability

FortiClient
Extreme
FortiMail
Extreme
FortiSandbox
Extreme
FortiWeb
Extreme
Web Application Firewall
Extreme
FortiIsolator
Extreme
FortiDeceptor
Extreme
FortiEDR

Version Updates

Date Version Detail
2023-08-08 91.05844
ID 6559
Released Nov 16, 2004
Description
Updated		 Feb 23, 2005
Aliases Adware-BDSearch [McAfee], Downloader-QR [McAfee], JS/BDSr.A-tr [Fortinet 4.481], W32/BDSr.A-tr [Fortinet 4.481]
Platform Profile Adware typically display advertising content to the user. This advertising content may take many forms, but is typically in the form of web browser pop-up advertisements. In most circumstances, the user is not aware of the Adware component being installed on the local machine.