SilverTerrier Update: Increasingly Sophisticated Nigerian Cybercriminals Take Bigger Part of $3B BEC-Related Losses

Today Unit 42 published our latest paper detailing the continued growth of Nigerian cybercrime. We have applied advanced analytics to a dataset that exceeds 30,000 malware samples over a period of three years, which has enabled us to attribute more than 300 actors or groups associated with nearly half a million attacks against Palo Alto Networks customers.

We have observed Nigerian actors using 15 separate commodity malware tools in support of modern busi...