Ransomware uses Windows PowerShell to infect victims files...

Security firm Sophos have disclosed a fascinating piece of ransomware that uses Window PowerShell - the scripting language that permit system administrators to mechanize the work they desire to execute on their networks - to encrypt the victims’ files and grip them hostage until the payoff is compensated.

Read more: Russian ransomware takes advantage of Windows PowerShell – Naked Security

Edit: Better original link…