Enable color
To enabled colored command output on the NetScaler CLI:
set mode -color ON
Extract PFX
Replace the names of the files accordingly
openssl pkcs12 -in filename.pfx -nocerts -out filename.key -nodes
openssl pkcs12 -in filename.pfx -nokeys -out filename.cer
openssl rsa -in filename.key -out filename_nopass.key
Import Disk to QCOW2
Replace the names of the files accordingly
qm disk import <vmid> <filename> <storage> --format qcow2