Legion Defender Mac OS

  1. Apr 21, 2021 Download the installation and onboarding packages from Microsoft Defender Security Center: In Microsoft Defender Security Center, go to Settings Device Management Onboarding. In Section 1 of the page, set operating system to macOS and Deployment method to Local script. In Section 2 of the page, select Download installation package. Save it as wdav.pkg to a local directory.
  2. Mac OS Requirements for Microsoft Defender Mac endpoints must be running Mac OS 10.13 or higher, and the installation takes 650 MB of disk space. Beta versions of Mac OS are not supported. Microsoft Defender for Mac is available to Microsoft 365 E5 Security and Microsoft 365 E5 customers.
  3. Microsoft 365 E5 Security and Microsoft 365 E5 customers can start using Microsoft Defender ATP for Mac on machines running macOS right away. To get started, navigate to the onboarding section in Microsoft Defender Security Center. If you haven’t already, give Microsoft Defender ATP for Mac a try!

Nov 12, 2019 Mac OS Requirements for Microsoft Defender Mac endpoints must be running Mac OS 10.13 or higher, and the installation takes 650 MB of disk space. Beta versions of Mac OS are not supported. Microsoft Defender for Mac is available to Microsoft 365 E5 Security and Microsoft 365 E5 customers.

A phishing scam has targeted Mac users by redirecting them from legitimate websites to fake websites which tell them that their computer is infected with a virus. The user is then offered Mac Defender 'anti-virus' software to solve the issue.
This “anti-virus” software is malware (i.e. malicious software). Its ultimate goal is to get the user's credit card information which may be used for fraudulent purposes.
The most common names for this malware are MacDefender, MacProtector and MacSecurity.

Legion Defender Mac Os Update

Apple released a free software update (Security Update 2011-003) that will automatically find and remove Mac Defender malware and its known variants.
The Resolution section below also provides step-by-step instructions on how to avoid or manually remove this malware.

Legion Defender Mac Os Download

Resolution

How to avoid installing this malware

If any notifications about viruses or security software appear, quit Safari or any other browser that you are using. If a normal attempt at quitting the browser doesn’t work, then Force Quit the browser.

In some cases, your browser may automatically download and launch the installer for this malicious software. If this happens, cancel the installation process; do not enter your administrator password. Delete the installer immediately using the steps below.

  1. Go into the Downloads folder, or your preferred download location.
  2. Drag the installer to the Trash.
  3. Empty the Trash.

How to remove this malware

If the malware has been installed, we recommend the following actions:

  • Do not provide your credit card information under any circumstances.
  • Use the Removal Steps below.

Removal steps

  1. Move or close the Scan Window.
  2. Go to the Utilities folder in the Applications folder and launch Activity Monitor.
  3. Choose All Processes from the pop up menu in the upper right corner of the window.
  4. Under the Process Name column, look for the name of the app and click to select it; common app names include: MacDefender, MacSecurity or MacProtector.
  5. Click the Quit Process button in the upper left corner of the window and select Quit.
  6. Quit Activity Monitor application.
  7. Open the Applications folder.
  8. Locate the app ex. MacDefender, MacSecurity, MacProtector or other name.
  9. Drag to Trash, and empty Trash.

Malware also installs a login item in your account in System Preferences. Removal of the login item is not necessary, but you can remove it by following the steps below.

Legion Defender Mac Os X

  • Open System Preferences, select Accounts, then Login Items
  • Select the name of the app you removed in the steps above ex. MacDefender, MacSecurity, MacProtector
  • Click the minus button

Use the steps in the “How to avoid installing this malware” section above to remove the installer from the download location.

Note: Apple provides security updates for the Mac exclusively through Software Update and the Apple Support Downloads site. User should exercise caution any time they are asked to enter sensitive personal information online.

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Applies to:

Microsoft Defender Antivirus: Your next-generation protection

Microsoft Defender Antivirus is the next-generation protection component of Microsoft Defender for Endpoint. This protection brings together machine learning, big-data analysis, in-depth threat resistance research, and the Microsoft cloud infrastructure to protect devices in your enterprise organization. Your next-generation protection services include the following capabilities:

  • Behavior-based, heuristic, and real-time antivirus protection, which includes always-on scanning using file and process behavior monitoring and other heuristics (also known as real-time protection). It also includes detecting and blocking apps that are deemed unsafe, but might not be detected as malware.
  • Cloud-delivered protection, which includes near-instant detection and blocking of new and emerging threats.
  • Dedicated protection and product updates, which includes updates related to keeping Microsoft Defender Antivirus up to date.

Try a demo!

Legion Defender Mac OS

Visit the Microsoft Defender for Endpoint demo website to confirm the following protection features are working and explore them using demo scenarios:

  • Cloud-delivered protection
  • Block at first sight (BAFS) protection
  • Potentially unwanted applications (PUA) protection

Minimum system requirements

Microsoft Defender Antivirus has the same hardware requirements as of Windows 10. For more information, see the following resources:

Configure next-generation protection services

Legion Defender Mac Os Catalina

For information on how to configure next-generation protection services, see Configure Microsoft Defender Antivirus features.

Note

Configuration and management is largely the same in Windows Server 2016 and Windows Server 2019, while running Microsoft Defender Antivirus; however, there are some differences. To learn more, see Microsoft Defender Antivirus on Windows Server 2016 and 2019.

See also