[A2017U1]

Pay brokers for zero day exploits.

Have a small team of highly paid well off young people with little incentive to take a "moral" stance.

Profit.

Also consider that perhaps they aren't living in the "dark ages" while right on the doorstep of one of the most technologically advanced nations on Earth? These events are happening 200km away from Seoul.

[sharadov]

That's exactly what I was thinking, is the Chinese government helping?