GTFOBins.github.io/_gtfobins/tee.md

description	functions
It can only append data if the destination exists.	file-write suid sudo code LFILE=file_to_write echo DATA | ./tee -a "$LFILE" code LFILE=file_to_write echo DATA | ./tee -a "$LFILE" code LFILE=file_to_write echo DATA | sudo tee -a "$LFILE"