Changes in the comments and added function for deleting windows services

git-svn-id: file:///home/svn/framework3/trunk@9928 4d416f70-5f16-0410-b530-b9f4589650da

lib/msf/scripts/meterpreter/common.rb

@@ -12,6 +12,9 @@ module Common
 # All methods should follow the naming coventions below (separate words with "_", end queries with a ?, etc)
 #
 
+# Checks if UAC is enabled, if it is enabled it will return true y running as
+# system or disabled it will return false also if running on a system that does
+# not have UAC it will return false.
 def is_uac_enabled?
 	uac = false
 	winversion = client.sys.config.sysinfo['OS']

lib/msf/scripts/meterpreter/file.rb

@@ -3,60 +3,51 @@ module Scripts
 module Meterpreter
 module Common
 	
-		#
-		# Commonly used methods and techniques for Meterpreter scripts
-		#
+#Writes a given string to a file specified
+def file_local_write(file2wrt, data2wrt)
+	if not ::File.exists?(file2wrt)
+		::FileUtils.touch(file2wrt)
+	end
 
-		#
-		# These methods should only print output in the case of an error. All code should be tab indented
-		# All methods should follow the naming coventions below (separate words with "_", end queries with a ?, etc)
-		#
-
-		#Writes a given string to a file specified
-		def file_local_write(file2wrt, data2wrt)
-			if not ::File.exists?(file2wrt)
-				::FileUtils.touch(file2wrt)
-			end
-
-			output = ::File.open(file2wrt, "a")
-			data2wrt.each_line do |d|
-				output.puts(d)
-			end
-			output.close
-		end
-		#Returns a MD5 checksum of a given local file
-		def file_local_digestmd5(file2md5)
-			if not ::File.exists?(file2md5)
-				raise "File #{file2md5} does not exists!"
-			else
-				require 'digest/md5'
-				chksum = nil
-				chksum = Digest::MD5.hexdigest(::File.open(file2md5, "rb") { |f| f.read})
-				return chksum
-			end
-		end
-		#Returns a SHA1 checksum of a given local file
-		def file_local_digestsha1(file2sha1)
-			if not ::File.exists?(file2sha1)
-				raise "File #{file2sha1} does not exists!"
-			else
-				require 'digest/sha1'
-				chksum = nil
-				chksum = Digest::SHA1.hexdigest(::File.open(file2sha1, "rb") { |f| f.read})
-				return chksum
-			end
-		end
-		#Returns a SHA256 checksum of a given local file
-		def file_local_digestsha2(file2sha2)
-			if not ::File.exists?(file2sha2)
-				raise "File #{file2sha2} does not exists!"
-			else
-				require 'digest/sha2'
-				chksum = nil
-				chksum = Digest::SHA256.hexdigest(::File.open(file2sha2, "rb") { |f| f.read})
-				return chksum
-			end
-		end
+	output = ::File.open(file2wrt, "a")
+	data2wrt.each_line do |d|
+		output.puts(d)
+	end
+	output.close
+end
+#Returns a MD5 checksum of a given local file
+def file_local_digestmd5(file2md5)
+	if not ::File.exists?(file2md5)
+		raise "File #{file2md5} does not exists!"
+	else
+		require 'digest/md5'
+		chksum = nil
+		chksum = Digest::MD5.hexdigest(::File.open(file2md5, "rb") { |f| f.read})
+		return chksum
+	end
+end
+#Returns a SHA1 checksum of a given local file
+def file_local_digestsha1(file2sha1)
+	if not ::File.exists?(file2sha1)
+		raise "File #{file2sha1} does not exists!"
+	else
+		require 'digest/sha1'
+		chksum = nil
+		chksum = Digest::SHA1.hexdigest(::File.open(file2sha1, "rb") { |f| f.read})
+		return chksum
+	end
+end
+#Returns a SHA256 checksum of a given local file
+def file_local_digestsha2(file2sha2)
+	if not ::File.exists?(file2sha2)
+		raise "File #{file2sha2} does not exists!"
+	else
+		require 'digest/sha2'
+		chksum = nil
+		chksum = Digest::SHA256.hexdigest(::File.open(file2sha2, "rb") { |f| f.read})
+		return chksum
+	end
+end
 
 end
 end

lib/msf/scripts/meterpreter/registry.rb

@@ -3,15 +3,6 @@ module Scripts
 module Meterpreter
 module Common
 
-#
-# Commonly used methods and techniques for Meterpreter scripts
-#
-
-#
-# These methods should only print output in the case of an error. All code should be tab indented
-# All methods should follow the naming coventions below (separate words with "_", end queries with a ?, etc)
-#
-
 #Returns the data and type of a given registry key and value
 def registry_getvalinfo(key,valname)
 	value = {}

lib/msf/scripts/meterpreter/services.rb

@@ -3,14 +3,7 @@ module Scripts
 module Meterpreter
 module Common
 
-#
-# Commonly used methods and techniques for Meterpreter scripts
-#
 
-#
-# These methods should only print output in the case of an error. All code should be tab indented
-# All methods should follow the naming coventions below (separate words with "_", end queries with a ?, etc)
-#
 
 #List all Windows Services present. Returns an Array containing the names of the services.
 def service_list
@@ -81,14 +74,15 @@ def service_create(name, display_name, executable_on_host,startup=2)
 	manag = adv.OpenSCManagerA(nil,nil,0x13)
 	if(manag["return"] != 0)
 		# SC_MANAGER_CREATE_SERVICE = 0x0002
-		newservice = adv.CreateServiceA(manag["return"],name,display_name,0x0010,0X00000010,startup,0,executable_on_host,nil,nil,nil,nil,nil)
+		newservice = adv.CreateServiceA(manag["return"],name,display_name,
+			0x0010,0X00000010,startup,0,executable_on_host,nil,nil,nil,nil,nil)
 		#SERVICE_START=0x0010  SERVICE_WIN32_OWN_PROCESS= 0X00000010
 		#SERVICE_AUTO_START = 2 SERVICE_ERROR_IGNORE = 0
 		if newservice["GetLastError"] == 0
 			return true
-                else
+		else
 			return false
-                end
+		end
 	else
 		raise "Could not open Service Control Manager, Access Denied"
 	end
@@ -115,7 +109,7 @@ def service_start(name)
 		return 0
 	elsif retval["GetLastError"] == 1056
 		return 1
-        elsif retval["GetLastError"] == 1058
+	elsif retval["GetLastError"] == 1058
 		return 2
 	end
 end
@@ -141,11 +135,28 @@ def service_stop(name)
 	adv.CloseServiceHandle(manag["return"])
 	if retval["GetLastError"] == 0
 		return 0
-        elsif retval["GetLastError"] == 1062
+	elsif retval["GetLastError"] == 1062
 		return 1
-        elsif retval["GetLastError"] == 1052
+	elsif retval["GetLastError"] == 1052
 		return 2
-        end
+	end
+end
+
+# Function for deleting service, by deleting the key in the registry.
+def service_delete(name)
+	begin
+		basekey = "HKLM\\SYSTEM\\CurrentControlSet\\Services"
+		if registry_enumkeys(basekey).index(name)
+			servicekey = "HKLM\\SYSTEM\\CurrentControlSet\\Services\\#{name.chomp}"
+			registry_delkey(servicekey)
+			return true
+		else
+			return false
+		end
+	rescue::Exception => e
+		print_error(e)
+		return false
+	end
 end
 end
 end