Table of Contents

MacOS Malware removal

Apps you certainly shouldn't have on your computer

Re-install Mac OS X

Save all files in `/Users` to an external hard disk. Do not copy /Library as it can contain malicious software. Press Command+R while booting.

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Manually remove malware

Don't do this. Re-install Mac OS X instead.

Kill processes

  1. Open Activity Monitor (type its name in the Launchpad).
  2. Locate the problematic app in the Processes.
  3. Use [x] button to quit the process

Login items

  1. Apple menu → System Preferences
  2. Choose Users & Groups section
  3. Make sure your username is highlighted
  4. Open Login Items tab

Now use the – sign to disable all suspicious apps that you'll find. Restart your Mac for the changes to take place.

Launch agents/daemons

  1. Open Finder
  2. Choose Go → Go to Folder
    1. daemons: /Library/LaunchDaemons
    2. agents: /Library/LaunchAgents and ~/Library/LaunchAgents

Further information