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Virus:W97M/Bacros.A description and removal instruction


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Technical information
Removal instructions

Technical information

The Virus:W97M/Bacros.A will install rogue security software Ahead PDF Encrypt into the affected machines without users knowledge. The Virus:W97M/Bacros.A file size is 11572512 bytes.


Once launched, the Virus:W97M/Bacros.A performs the following actions:

  • Download rogue security tool Ahead PDF Encrypt from the following domains:
  • Modify the properties of the following files:

    (11572512 bytes; detected by HitMalware as " Virus:W97M/Bacros.A")
  • Removal instructions

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

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

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

    MD5: 52703985270398

    How to replace nvlddmkm.sys by using DLL Suite

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