No, they’re not elite, they’re just script kiddies with a payout mechanism.
EDIT: as "koheripbal" says below, maybe their tumbler is a boob (paraphrased).
> According to FireEye, affiliates are required to pay up to 25% of ransom payments under $500,000, and 10% of any successful extortion attempts over $5 million.
So the ransomware authors might not always be the people collecting the initial payments. Although according to the press release here, it was siezed from the DarkSide group itself? So it's still a bit confusing.
They're downloadable and leased out.
This allows people to focus on choosing targets instead of the entire vertical integration and liability at each step.