Yes. Me and two friends tested this modpack and were successfully able to beat it, making it all the way to day 11.

For proof of this verification, I started recording when we started planning on rebuilding the boat.

Here is the link to the last ~10 minutes of gameplay: https://www.youtube.com/watch?v=C2cOGXpr-KY&feature=youtu.be

The enemies scaled with us the entire time, and it felt like it was always night. Very hard, but possible.