How Fast Does Ransomware Encrypt Files?

Here are the results from one study-

Test machine:

2 Core, 2.9Ghz Intel i5 Windows VM with 4GB of RAM and an SSD.
Standard install.
1,000 word documents on the computer –¬†approximately 70MB total size.

Time taken by different Ransomware to encrypt the disk completely:

Chimera: 18 seconds
Petya: 27 seconds
TeslaCrypt 4.0: 28 seconds
CTB-Locker: 45 seconds
TeslaCrypt 3.0: 45 seconds
Virlock: 3 minutes 21 seconds
CryptoWall: 16 minutes

It is definitely faster than we think!

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