Donald Trump's Summit with Kim Jong Un. McAfee said.
Pongyang is believing to be some of the most unhealthy in the world.
McAffee said it was partnered with a "government entity" in its investigation, though it was decrypted.
"McAfee believes that this is the case for the" forensic evidence ", said Raj Samani, McAfee's chief scientist, told CNN.
"That said, McAfee is obligated to report on customers and cyber threat intelligence."
The North Koreans have quickly become a major cyber threat in recent years. John Demers, Assistant Attorney General for National Security at the Justice Department.
"Straight up cyber bank theft – this is a significant piece of what they do in cyberspace," Demers said in an exclusive interview with CNN.
Kim and Trump's meeting in Hanoi could give up its nuclear weapons.
Demers, the Justice Department officially said, has a lot of money.
"They just need money," Demers said. "They need a hard currency. That's a good way to get it."