Largest Theft Ever? Hackers steal at least $300mn from 100 banks

The hacker network behind an unprecedented $1 billion attack on banks took control of financial systems by first sending out emails with malware Word files, RT found out from an expert at the Russian cybersecurity firm which revealed the crime.

While the majority of around 100 robbed banks are in Russia, financial institutions were also targeted in Japan, the Netherlands, Switzerland and the US.

The already-confirmed cases of hacking have cost banks some $300 million, according to Kaspersky Lab.