We recommend checking the downloaded files with any free antivirus. The program lies within Internet & Network Tools, more precisely General.
From the developer:
DOT-ADDRESSBOOK allows you to share the contents of your Apple Address Book with people in remote locations, or with your home and office computers.
DOT-ADDRESSBOOK accesses the groups in your AddressBook and allows others to connect with a username and password to update records in their group and add new records.
Social
Timekeeping