Try it, everytime you equip and relog stats will random again:
5817,Valentine's_Emblem,Valentine's Emblem,5,10,,0,,3,,0,0xFFFFFFFF,7,2,136,,0,0,0,{ if(rand(1,3) == 1) bonus bStr,rand(100,150); else if(rand(1,3) == 2) bonus bInt,rand(100,150); else bonus bDex,rand(100,150); },{},{}