Earlier this month, Halliburton Company HAL said that a cyberattack had disrupted its critical business applications.A lower overall revenue diversification puts the company at a disadvantage against the backdrop of a tepid commodity macro, according to RBC Capital Markets.Analyst Keith Mackey downgraded the rating for Halliburton from Outperform to Sector Perform, while slashing the price target from $44 to $37.The Halliburton Thesis: While the company's revenue growth outpaced large cap OFS peers from 202 ...