Main riff
e|---------------------------------------------------|
B|---------------------------------------------------|
G|---6-----6-------9-----9-------------------------8-|
D|---6-----6-------9-----9-----9-----6-------------8-|
A|-4-4-4-4-4-7-7-7-7-x---9-----9-----6-------9---6-6-|
E|---------------------7-7---7-7-7-4-4-7-7-7-7-x-----|
       .     . . .     .     .     .   . . .   

Mess around with the palm muting and string muting.
. = palm mute
x = string mute