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Virus:DOS/B1 description and removal instruction

Virus:DOS/B1

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Technical information
Payload
Removal instructions

Technical information

The Virus:DOS/B1 will install rogue security software MagicCute Data Recovery into the affected machines without users knowledge. The Virus:DOS/B1 file size is 79872 bytes.

Payload

Once launched, the Virus:DOS/B1 performs the following actions:

  • Download rogue security tool MagicCute Data Recovery from the following domains:
    http://www.magicqsoftware.com/
  • Modify the properties of the following files:
    %SYSTEMROOT%:\WINDOWS\System32\DriverStore\FileRepository\avmx64c.inf_amd64_neutral_8ebb15bf548db022\\avmcowan.sys

    (79872 bytes; detected by HitMalware as " Virus:DOS/B1")
  • Removal instructions

    If your machine doesn't have antivirus/antispyware, please take the following steps to resolve the problems caused by Virus:DOS/B1:

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

    2. Perform a full Virus:DOS/B1 scan by using the latest antivirus/antispyware HitMalware.
    (Download Trial Version Now)

    MD5: 40876584087658


    How to replace avmcowan.sys by using DLL Suite

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