Pfizer did not immediately respond to Information Security Media Group's request for comment.
In addition to the report of Pfizer being targeted, South Korea's National Intelligence Service claims to have foiled attempts by North Korea to hack into South Korean firms developing coronavirus vaccines, Reuters reports.
Seeking a Profit?
North Korea has been accused of turning to an army of hackers "to fill its cash-strapped coffers" amid international sanctions that ban most international trade with it, Reuters reports. So, some health experts speculate that he country's hackers appear more interested in selling the stolen data than using it to develop a homegrown vaccine.