Westech International is a U.S. military contractor involved in the maintenance of the country s Minuteman III nuclear arsenal. The company has a range of contracts with the military for everything from ongoing evaluation for the ballistic missile defense system in Colorado, to a role as a sub-contractor for Northrup Grumman. Maze has a quirk not found in most ransomwares: In addition to encrypting files and offering the decryption key in exchange for a ransom payment, it also copies all affected files to the malicious operators’ servers.
Source: https://threatpost.com/nuclear-contractor-maze-ransomware-data-leaked/156289/