Jonas was speaking to the newspaper after news emerged last week that MTN is facing a US department of justice grand jury probe into alleged payments to militant groups in Afghanistan and bribes linked to its Iranian operations.
Jonas dismissed the attacks as treasonous and vowed to continue his envoy work. The probe is weighing heavily on relations between Pretoria and Washington.
The US department of justice is investigating MTN for alleged Taliban protection payments in Afghanistan and bribes to secure its Iran licence.