WeKnow malware
Steps 1 and 5 posted under "Additional steps to take, if necessary" are very important steps.
Please don't miss it.
1. Use the latest release of MalwareBytes for Mac to remove malware/adware installed on your Mac.
Install guide: https://support.malwarebytes.com/docs/DOC-1817
Uninstall Guide: https://support.malwarebytes.com/docs/DOC-1190
The installer may ask you to allow it in Security & Privacy /System Preference. Allow it.
Click the “Scan Now” button. Repeat the scan.Once done quit Malwarebytes for Mac.
Restart the computer, relaunch Safari holding the shift key down.
Remove unknown profiles (1), unknown extensions(2), reset search engine (3) and reset Homepage (4 & 5)
listed under Additional steps.
2. Additional steps to take, if necessary.
1. Remove unknown profiles.
System Preferences > Profiles
Open System Preferences, click the “Profiles” icon ( a checkmark on a gear) .
When Profiles pane opens, select the unknown profile and click the minus button at the bottom.
2. Remove unknown extensions: https://support.apple.com/guide/safari/use-safari-extensions-sfri32508/mac
3. Reset search engine: https://support.apple.com/guide/safari/customize-your-search-ibrwe75c2a3c/mac
4. Reset Homepage. https://support.apple.com/guide/safari/set-your-homepage-ibrw1020/mac
5 Ref: https://forums.malwarebytes.com/topic/236261-how-to-remove-weknow-malware-and-others/
