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Microsoft Security Intelligence
Published Aug 25, 2013 | Updated Sep 15, 2017

Antivirus Security Pro

Detected by Microsoft Defender Antivirus

Aliases: Win32/Winwebsec (Microsoft)


Windows Defender detects and removes this threat.

This rogue pretends to scan for malware and shows you fake warnings about malicious programs and viruses. It is designed to scare you into paying money to register the program and remove the fake threats from your PC.

This threat can also stop your security software from running, change your security settings, and stop you from going to certain websites.

It is a member of the Win32/Winwebsec family.

You can read more about this type of threat on our rogue page.

Use the following free Microsoft software to detect and remove this threat:

You should also run a full scan. A full scan might find other, hidden malware.

Advanced troubleshooting

To restore your PC, you might need to download and run Windows Defender Offline. See our advanced troubleshooting page for more help.

Enable the registry editor

This threat might prevent Registry Editor from running. To allow the Registry Editor to run, follow these steps:

  1. Click Start then Run and type cmd to run a command prompt.
  2. In the command prompt, type the following and press Enter:
    reg.exe add HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System /v DisableRegistryTools /t REG_DWORD /d 0 /f
  3. Type exit.
Additional remediation instructions for this threat

This threat might make lasting changes to your PC's settings that won't be restored when it's cleaned. The following links can help change these settings back to what you want:

Get more help

You can also ask for help from other PC users at the Microsoft virus and malware community.

If you’re using Windows XP, see our Windows XP end of support page.