I downloaded the installer from cmacked.com, and cleanmymac almost immediately recognized it as malware.
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agree with you on that second point. i stopped using CleanMyMac after some scathing reviews about its functionality.
honestly macOS is fine on its own to deal with stuff like this and cleaning, so third-party programs are kind of unnecessary. the only program i’m okay with nowadays is OnyX as it’s a nice toolbox for utilities