Get your petya encrypted disk back, WITHOUT paying ransom!!!

You'll need to grab some bytes from the victim-disk, encode them in Base64 and paste the two strings in the form fields. Tweet

Base64 encoded 512 bytes verification data
Location on victim-disk: sector 55 (0x37) offset 0(0x0)

Base64 encoded 8 bytes nonce
Location on victim-disk: sector 54 (0x36) offset 33(0x21)