OSX.FakeFileOpener
ThreatDown is now the name of the Malwarebytes line of business products. References to Malwarebytes below reflect the amazing technology used to first identify the threat.
Short bio
OSX.FakeFileOpener is Malwarebytes’ detection name for malware that advertises PUPs and targets MacOS systems.
Type of infection
fake “no app for this file-type” dialog
OSX.FakeFileOpener is distributed by the same websites that also promote the “system optimizers” by scaring users into thinking their system is infected.
scareware site