Almost all WannaCry victims were running Windows 7
May 19, 2017 | Uncategorized
One week after it first hit, researchers are getting a better handle on how the WannaCry ransomware spread so quickly — and judging from the early figures, the story seems to be almost entirely about Windows 7.
According to data released today by Kaspersky Lab, roughly 98 percent of the computers affected by the ransomware were running some version of Windows 7, with less than one in a thousand running Windows XP. 2008 R2 Server clients were also hit hard, making up just over 1 percent of infections.
#WannaCry infection distribution by the Windows version. Worst hit – Windows 7 x64. The Windows XP count is insignificant. pic.twitter.com/5GhORWPQij
— Costin Raiu (@craiu) May 19, 2017
Windows 7 is still by far the most common version…
