It doesn't look like there are decryptors for Satana but there is a vendor called Stellar which has a No Recovery - No Charge policy for files encrypted with ransomware
https://www.stellarinfo.co.in/ctb/?adgp=virus&gclid=EAIaIQobChMIj6LnsZKI1QIVTROPCh2bsANfEAAYBCAAEgIS1_D_BwE
https://www.stellarinfo.co.in/ctb/?adgp=virus&gclid=EAIaIQobChMIj6LnsZKI1QIVTROPCh2bsANfEAAYBCAAEgIS1_D_BwE