How to disinfect Trj/Sirefef and Rootkit/ZAccess with Yorkyt.exe disinfection tool

Information applies to:

Below are the instructions to identify and solve the incident.

Symptoms

1. Internet searches are redirected to abnow.com, mediashifting or any other websites.
2. The antivirus protection detects Trj/Sirefef and/or Rootkit/ZAccess.

Solution

Panda Security has developed Yorkyt.exe disinfection tool to erase any traces of the Trj/Sirefef and Rootkit/ZAccess.

Please follow the instructions below:

1. Download the yorkyt.exe disinfection tool (1,31 MB).
   
   
   
2. Save the file to your hard disk; to the Windows Desktop, for example.
3. Double click the yorkyt.exe file.
4. A reboot will be requested to install a driver.
5. Another reboot will be requested to complete the disinfection.
6. When the disinfection is completed, accept the message that will be displayed.
7. In order to ensure a full cleanup, run a scan of your PC with the antivirus installed.