Over 98% of WannaCry victims were running Windows 7

Over 98% of WannaCry victims were running Windows 7

According to Kaspersky, nearly all victims of the WannaCry ransomware were running Windows 7.
Digital fingerprints on WCry ransomware indicate North Korean origins

Digital fingerprints on WCry ransomware indicate North Korean origins

Various researchers from Google, Kaspersky Lab, and other firms found similarities in WCry that were present during the cyberattacks involving South Korean banks, the Bangladesh Central Bank, and Sony Pictures.