lsof | grep bad.log
ps -ef | grep (pid)
sudo apt remove python3
kill -9 (pid)
ps ax showed a python3 process running /home/ubuntu/badlog.py, so I knew to kill that. If it wasn't named so obviously it would've been much harder to find it.
lsof | grep bad.log
ps -ef | grep (pid)
sudo apt remove python3
kill -9 (pid)