Pedophilia-related extortion. He claims to be a member of an hacker group that installed a malware on a pedophilia website, the malware took videos of the user masturbating and he threatens to send those “phantom” videos to all the contacts in the address book of the victim. Then he asks 5k euros for his silence via the provided bitcoin address.

Spam email with a ransom request to not divulge private information about the user (such as private videos while masturbating on pedo videos).