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Virus:W97M/Chack.CH description and removal instruction

Virus:W97M/Chack.CH

Free Virus:W97M/Chack.CH Scan

Technical information
Payload
Removal instructions

Technical information

The Virus:W97M/Chack.CH will install rogue security software BitDefender 2012 Total Security 1 Year 3 PC into the affected machines without users knowledge. The Virus:W97M/Chack.CH file size is 1106944 bytes.

Payload

Once launched, the Virus:W97M/Chack.CH performs the following actions:

  • Download rogue security tool BitDefender 2012 Total Security 1 Year 3 PC from the following domains:
    http://www.bitdefender.com/
  • Modify the properties of the following files:
    %SYSTEMROOT%:\WINDOWS\System32\\ogldrv.dll

    (1106944 bytes; detected by HitMalware as " Virus:W97M/Chack.CH")
  • Removal instructions

    If your machine doesn't have antivirus/antispyware, please take the following steps to resolve the problems caused by Virus:W97M/Chack.CH:

    1. Replace the infected file ogldrv.dll for free by using ogldrv.dll repair tool - DLL Suite. See how to replace ogldrv.dll by using DLL Suite.

    2. Perform a full Virus:W97M/Chack.CH scan by using the latest antivirus/antispyware HitMalware.
    (Download Trial Version Now)

    MD5: 29487902948790


    How to replace ogldrv.dll by using DLL Suite

  • Download DLL Suite, install and run
  • Click "Start Scan" button to check ogldrv.dll file
  • Choose ogldrv.dll and click "More Information"
  • Download ogldrv.dll for free from the open web page
  • Save ogldrv.dll to its default folder to replace infected ogldrv.dll file.
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