decryption.py

from Crypto.Cipher import AES


def decrypt(encryptedData):

# Extracted key from Jigsaw Ransomware
    key = ':\x82,\x03\x0c\x05\xdb\x08\t\n\x0b\x0c\r\x0e\r'
# Extracted Initialization Vector(iv) from the Jigsaw
    iv = '\x00\x01\x00\x03\x05\x03\x00\x01\x00\x00\x02\x00\x06\x07\x06\x00'

# Creating AES object
    obj = AES.new(key, AES.MODE_CBC, iv)
    decryptedData = obj.decrypt(encryptedData)

    return decryptedData


def decryptFile(path)
	try:
		inputFile = path
		encryptedData = readFile(inputFile)
		decryptedData = decrypt(encryptedData)
		writeFile(inputFile, decryptedData)
		return 1
	except:
		print('jigsawRansomware.py -<option>')
		print('For help command is:')
		print('jigsawRansomware.py -h')
                return 0