Played with slide.
Tune your guitar a little over pitch to play along with the record

Riff 1 (intro, first measure only)
|-----------------------|
|-------------------3b--|
|-------------------3b--|
|-----------------------|
|-0-3-5-3-5-7-5-3-0-----|
|-----------------------|

Riff 2 (Intro&bridge)
|-------------------------|
|--------------------/12~-|
|-0-3-5-3-5-7-5-3-0--/12~-|
|-0-3-5-3-5-7-5-3-0--/12~-|
|-0-3-5-3-5-7-5-3-0-------|
|-------------------------|

Riff 3 (Verse)
|-----------------------|
|-----------------------|
|-----------------------|
|-----------------------|
|-0-3-5-3-5-7-5-3-0-----|
|-----------------------|

Riff 4 (Chorus)
|-----------------------|
|-----------------------|
|-0---------3----/5-0---|
|-0---------3----/5-0---|
|-0---------3----/5-0---|
|-----------------------|

Outro
|--------------------------|
|--------------------------|
|-0----3----0-/12-0-/12--0-|
|-0----3----0-/12-0-/12--0-|
|-0----3----0-/12-0-/12--0-|
|--------------------------|
 
For solo improvise in frets 10, 12, 15 and 17 with slide.