Posted from a Ravelry forum--it's a modified version of an un-named pattern. Find one you like, and make the textural additions
Sideways Cable Pullover in Lion Brand Vanna's Choice - L32178. Discover more Patterns by Lion Brand at LoveKnitting. The world's largest range of knitting supplies - we stock patterns, yarn, needles and books from all of your favourite brands.
CABLED BOLERO Vogue Knitting Winter Design by Norah Gaughan. This stunning multidirectional cabled shrug, which Gaughan dubs a “capecho,” is knit one five-cable pentagon at a time. The sleeves are extensions of a pentagon.