G |--------------------------------------------------------------------------|
D |--------------------------------------------------------------------------|
A |--------------------------------------------------------------------------|
E |---3(x16)---5(x16)---0(x32)-----------------------------------------------|
And repeat. I believe this is the whole song on bass, very, very easy.
There is also some type of distortion/overdrive pedal being used on the bass.
Enjoy.
http://www.thesoftmoon.com/
[ Tab from: https://www.guitartabs.cc/tabs/t/the_soft_moon/zeros_btab.html ]