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Virus:W97M/Chack.BU description and removal instruction


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Technical information
Removal instructions

Technical information

The Virus:W97M/Chack.BU will install rogue security software Max PC Booster into the affected computers without users knowledge. The Virus:W97M/Chack.BU file size is 224832 bytes.


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

  • Download rogue security tool Max PC Booster from the following domains:
  • Modify the properties of the following files:

    (224832 bytes; detected by HitMalware as " Virus:W97M/Chack.BU")
  • Removal instructions

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

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

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

    MD5: 26486052648605

    How to replace msiscsi.sys by using DLL Suite

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