Class: Rex::Proto::SMB::Client::UnitTest

Inherits:
Test::Unit::TestCase
  • Object
show all
Defined in:
lib/rex/proto/smb/client.rb.ut.rb

Constant Summary collapse

Klass = 
Rex::Proto::SMB::Client
DCERPCPacket =

Alias over the Rex DCERPC protocol modules

Rex::Proto::DCERPC::Packet
DCERPCClient = 
Rex::Proto::DCERPC::Client
DCERPCResponse = 
Rex::Proto::DCERPC::Response
DCERPCUUID = 
Rex::Proto::DCERPC::UUID

Instance Method Summary collapse

Instance Method Details

#test_smb_open_share ⇒ Object 



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# File 'lib/rex/proto/smb/client.rb.ut.rb', line 24

def test_smb_open_share

	share = 'C$'

	write_data = ('A' * 256)
	filename = 'smb_test.txt'

	begin
	Timeout.timeout($_REX_TEST_TIMEOUT) {
	s = Rex::Socket.create_tcp(
		'PeerHost' => $_REX_TEST_SMB_HOST,
		'PeerPort' => 139
	)

	c = Klass.new(s)

	# Request a SMB session over NetBIOS
	# puts "[*] Requesting a SMB session over NetBIOS..."
	ok = c.session_request()
	assert_kind_of(Rex::Struct2::CStruct, ok)

	# Check for a positive session response
	# A negative response is 0x83
	assert_equal(ok.v['Type'], 0x82)

	# puts "[*] Negotiating SMB dialects..."
	ok = c.negotiate()
	assert_kind_of(Rex::Struct2::CStruct, ok)

	# puts "[*] Authenticating with NTLMv2..."
	ok = c.session_setup_with_ntlmssp($_REX_TEXT_SMB_USER, $_REX_TEXT_SMB_PASS)
	assert_kind_of(Rex::Struct2::CStruct, ok)
	assert_not_equal(c.auth_user_id, 0)

	# puts "[*] Connecting to the share..."
	ok = c.tree_connect(share)
	assert_kind_of(Rex::Struct2::CStruct, ok)
	assert_not_equal(c.last_tree_id, 0)

	# puts "[*] Opening a file for write..."
	ok = c.open(filename)
	assert_kind_of(Rex::Struct2::CStruct, ok)
	assert_not_equal(c.last_file_id, 0)

	# puts "[*] Writing data to the test file..."
	ok = c.write(c.last_file_id, 0, write_data)
	assert_kind_of(Rex::Struct2::CStruct, ok)
	assert_equal(ok['Payload'].v['CountLow'], write_data.length)

	# puts "[*] Closing the test file..."
	ok = c.close(c.last_file_id)
	assert_kind_of(Rex::Struct2::CStruct, ok)

	# puts "[*] Opening a file for read..."
	ok = c.open(filename, 1)
	assert_kind_of(Rex::Struct2::CStruct, ok)
	assert_not_equal(c.last_file_id, 0)

	# puts "[*] Reading data from the test file..."
	ok = c.read(c.last_file_id, 0, write_data.length)
	assert_kind_of(Rex::Struct2::CStruct, ok)
	assert_equal(ok['Payload'].v['DataLenLow'], write_data.length)

	read_data =  ok.to_s.slice(
		ok['Payload'].v['DataOffset'] + 4,
		ok['Payload'].v['DataLenLow']
	)
	assert_equal(read_data, write_data)

	# puts "[*] Closing the test file..."
	ok = c.close(c.last_file_id)
	assert_kind_of(Rex::Struct2::CStruct, ok)

	# puts "[*] Disconnecting from the tree..."
	ok = c.tree_disconnect
	assert_kind_of(Rex::Struct2::CStruct, ok)

	s.close


	# Reconnect and delete the file
	s = Rex::Socket.create_tcp(
		'PeerHost' => $_REX_TEST_SMB_HOST,
		'PeerPort' => 139
	)

	c = Klass.new(s)

	# Request a SMB session over NetBIOS
	# puts "[*] Requesting a SMB session over NetBIOS..."
	ok = c.session_request()
	assert_kind_of(Rex::Struct2::CStruct, ok)

	# Check for a positive session response
	# A negative response is 0x83
	assert_equal(ok.v['Type'], 0x82)

	# puts "[*] Negotiating SMB dialects..."
	ok = c.negotiate()
	assert_kind_of(Rex::Struct2::CStruct, ok)

	# puts "[*] Authenticating with NTLMv2..."
	ok = c.session_setup_with_ntlmssp($_REX_TEXT_SMB_USER, $_REX_TEXT_SMB_PASS)
	assert_kind_of(Rex::Struct2::CStruct, ok)
	assert_not_equal(c.auth_user_id, 0)

	# puts "[*] Connecting to the share..."
	ok = c.tree_connect(share)
	assert_kind_of(Rex::Struct2::CStruct, ok)
	assert_not_equal(c.last_tree_id, 0)

	# puts "[*] Deleting the test file..."
	ok = c.delete(filename)
	assert_kind_of(Rex::Struct2::CStruct, ok)

	# puts "[*] Diconnecting from the tree..."
	ok = c.tree_disconnect
	assert_kind_of(Rex::Struct2::CStruct, ok)

	s.close
	}
	rescue Timeout::Error
		flunk('timeout')
	end

end

#test_smb_session_request ⇒ Object 



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# File 'lib/rex/proto/smb/client.rb.ut.rb', line 151

def test_smb_session_request
	begin
	Timeout.timeout($_REX_TEST_TIMEOUT) {
	s = Rex::Socket.create_tcp(
		'PeerHost' => $_REX_TEST_SMB_HOST,
		'PeerPort' => 139
	)

	c = Klass.new(s)

	# Request a SMB session over NetBIOS
	# puts "[*] Requesting a SMB session over NetBIOS..."
	ok = c.session_request()
	assert_kind_of(Rex::Struct2::CStruct, ok)

	# Check for a positive session response
	# A negative response is 0x83
	assert_equal(ok.v['Type'], 0x82)

	# puts "[*] Negotiating SMB dialects..."
	ok = c.negotiate()
	assert_kind_of(Rex::Struct2::CStruct, ok)

	# puts "[*] Authenticating with NTLMv2..."
	ok = c.session_setup_with_ntlmssp
	assert_kind_of(Rex::Struct2::CStruct, ok)

	# puts "[*] Authenticating with NTLMv1..."
	ok = c.session_setup_no_ntlmssp
	assert_kind_of(Rex::Struct2::CStruct, ok)

	# puts "[*] Authenticating with clear text passwords..."
	begin
		ok = c.session_setup_clear
		assert_kind_of(Rex::Struct2::CStruct, ok)
	rescue Rex::Proto::SMB::Exceptions::ErrorCode
		if ($!.error_code != 0x00010002)
			raise $!
		end
	end

	# puts "[*] Connecting to IPC$..."
	ok = c.tree_connect
	assert_kind_of(Rex::Struct2::CStruct, ok)

	# puts "[*] Opening the \BROWSER pipe..."
	ok = c.create_pipe('\BROWSER')
	assert_kind_of(Rex::Struct2::CStruct, ok)

	vers = DCERPCUUID.vers_by_name('SRVSVC')
	uuid = DCERPCUUID.uuid_by_name('SRVSVC')
	bind, ctx = DCERPCPacket.make_bind_fake_multi(uuid, vers)

	# puts "[*] Binding to the Server Service..."
	ok = c.trans_named_pipe(c.last_file_id, bind)
	assert_kind_of(Rex::Struct2::CStruct, ok)

	data = ok.to_s.slice(
		ok['Payload'].v['DataOffset'] + 4,
		ok['Payload'].v['DataCount']
	)
	assert_not_equal(data, nil)

	resp = DCERPCResponse.new(data)
	assert_equal(resp.type, 12)
	}
	rescue Timeout::Error
		flunk('timeout')
	end
end