Facebook is host to dozens of groups that serve as online marketplaces and exchanges for cybercriminals. Cisco Talos has compiled a list of 74 groups on Facebook whose members promised to carry out an array of questionable cyber dirty deeds. Some of these groups have managed to remain on Facebook for up to eight years, and in the process acquire tens of thousands of group members. Facebook seems to rely on users to report these groups for illegal and illicit activities to curb any abuse. Many of the activities on these pages are outright illegal.”]
Source: https://blog.talosintelligence.com/2019/04/hiding-in-plain-sight.html