Christian Vasquez reports: Hackers make leaked hundreds of computer files allegedly stolen from a Houston-based oil and natural gas producer the latest in a series of ransomware attacks that pose a new twist on an old extortion playbook. The hackers behind the “Nefilim” malware suppose they have stolen over 800 gigabytes of personnel and financial data from W&T Offshore Inc., according to the attackers’ website and cybersecurity firm Cyble Inc. They’ve published a fraction of those documents on the dark web in recent weeks and are threatening to vent more. record more on E&E News.