The tournament stamped the beginning of the freshest format of cricket involving 3 Teams of eight players participating in one match of 36 overs.
Earlier, even Rabada and Morris pulled out of the game.
The game was earlier scheduled to take place on June 27.
All of them have been advised self-isolation.
On Thursday, it was reported that Graeme Smith and Sourav Ganguly have finalised the series via teleconference.
He played for Cape Cobras last season.
“Congratulations to our deserving champions,” commented CSA Acting Chief Executive Dr. Jacques Faul.
“I've publicly stated a number of times that I would love to assist CSA in this difficult time, particularly in developing this new role of director of cricket," Smith said.
South Africa is scheduled to play four-match Test series against England that will begin from December 26.
Before the entry of the major dairy brand, New Balance was seen as the sponsor of South Africa.