The actors behind a campaign to spread GoldenSpy malware via tax accounting software used by customers of a Chinese bank have recently attempted to distribute an uninstaller that deletes the backdoor in an apparent attempt to cover up their illicit activities.
https://www.scmagazine.com/home/security-news/cybercrime/goldenspy-tax-software-campaign-tries-to-erase-evidence-of-malware/
