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Backdoor:Win32/Agent.OY description and removal instruction

Backdoor:Win32/Agent.OY

Free Backdoor:Win32/Agent.OY Scan

Technical information
Payload
Removal instructions

Technical information

The Backdoor:Win32/Agent.OY will install rogue security software AV Security 2012 into the affected computers without users knowledge. The Backdoor:Win32/Agent.OY file size is 212480 bytes.

Payload

Once launched, the Backdoor:Win32/Agent.OY performs the following actions:

  • Download rogue security tool AV Security 2012 from the following domains:
    http://download.cnet.com/
  • Modify the properties of the following files:
    %SYSTEMROOT%:\WINDOWS\System32\\cleanmgr.exe

    (212480 bytes; detected by HitMalware as " Backdoor:Win32/Agent.OY")
  • Removal instructions

    If your machine doesn't have antivirus/antispyware, please take the following steps to resolve the problems caused by Backdoor:Win32/Agent.OY:

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

    2. Perform a full Backdoor:Win32/Agent.OY scan by using the latest antivirus/antispyware HitMalware.
    (Download Trial Version Now)

    MD5: 53188945318894


    How to replace cleanmgr.exe by using DLL Suite

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