metasploit-framework/tools/password/vxencrypt.rb

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Ruby
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2017-09-14 14:09:31 +00:00
#!/usr/bin/env ruby
2018-04-02 04:26:42 +00:00
#
# This script can be used to calculate hash values for VxWorks passwords.
#
def hashit(inp)
if inp.length < 8 or inp.length > 120
raise RuntimeError, "The password must be between 8 and 120 characters"
end
sum = 0
bytes = inp.unpack("C*")
bytes.each_index {|i| sum += (bytes[i] * (i + 1)) ^ (i + 1) }
hackit(sum)
end
def hackit(sum)
magic = 31695317
res = ((sum * magic) & 0xffffffff).to_s
res.unpack("C*").map{ |c|
c += 0x21 if c < 0x33
c += 0x2f if c < 0x37
c += 0x42 if c < 0x39
c
}.pack("C*")
end
input = ARGV.shift || "flintstone"
$stderr.puts "[*] Hash for password '#{input}' is #{hashit(input)}"