هلا بعرب كودرز
الكثير يحاولون تعلم بعض أدوات الإختراق و من أشهرها ال
Metasploit
رغم وجود مصادر تعلم لهذه الأداة إلا أنها مجرد أساسيات لهذا أتيتكم اليوم بكتاب رائع لتعلمها و إحترافها
الكتاب:
فهرس الكتاب:
INTRODUCTION
xxi
Why Do A Penetration Test? ................................................................................... xxii
Why Metasploit? .................................................................................................. xxii
A Brief History of Metasploit ................................................................................... xxii
About this Book .....................................................................................................xxiii
What’s in the Book? ..............................................................................................xxiii
A Note on Ethics .................................................................................................. xxiv
1
T H E A B S O L U T E B A S I C S O F P E N E TR A TI O N TE S TI N G
1
The Phases of the PTES .............................................................................................. 2
Pre-engagement Interactions ......................................................................... 2
Intelligence Gathering .................................................................................. 2
Threat Modeling ......................................................................................... 2
Vulnerability Analysis .................................................................................. 3
Exploitation ................................................................................................ 3
Post Exploitation .......................................................................................... 3
Reporting ................................................................................................... 4
Types of Penetration Tests .......................................................................................... 4
Overt Penetration Testing ............................................................................. 5
Covert Penetration Testing ............................................................................ 5
Vulnerability Scanners .............................................................................................. 5
Pulling It All Together ................................................................................................ 6
2
METASPLOIT BASICS
7
Terminology ............................................................................................................ 7
Exploit ....................................................................................................... 8
Payload ..................................................................................................... 8
Shellcode ................................................................................................... 8
Module ...................................................................................................... 8
Listener ...................................................................................................... 8
Metasploit Interfaces ................................................................................................. 8
MSFconsole ................................................................................................ 9
MSFcli ....................................................................................................... 9
Armitage .................................................................................................. 11Metasploit Utilities .................................................................................................. 12
MSFpayload ............................................................................................. 12
MSFencode .............................................................................................. 13
Nasm Shell ............................................................................................... 13
Metasploit Express and Metasploit Pro ...................................................................... 14
Wrapping Up ........................................................................................................ 14
3
INTELLIGENCE GATHERING
15
Passive Information Gathering ................................................................................. 16
whois Lookups .......................................................................................... 16
Netcraft ................................................................................................... 17
NSLookup ................................................................................................ 18
Active Information Gathering ................................................................................... 18
Port Scanning with Nmap .......................................................................... 18
Working with Databases in Metasploit ........................................................ 20
Port Scanning with Metasploit ..................................................................... 25
Targeted Scanning ................................................................................................. 26
Server Message Block Scanning .................................................................. 26
Hunting for Poorly Configured Microsoft SQL Servers .................................... 27
SSH Server Scanning ................................................................................. 28
FTP Scanning ............................................................................................ 29
Simple Network Management Protocol Sweeping ......................................... 30
Writing a Custom Scanner ...................................................................................... 31
Looking Ahead ...................................................................................................... 33
4
V U L N E R AB I L IT Y S C A N N IN G
35
The Basic Vulnerability Scan .................................................................................... 36
Scanning with NeXpose .......................................................................................... 37
Configuration ........................................................................................... 37
Importing Your Report into the Metasploit Framework .................................... 42
Running NeXpose Within MSFconsole ......................................................... 43
Scanning with Nessus ............................................................................................. 44
Nessus Configuration ................................................................................ 44
Creating a Nessus Scan Policy ................................................................... 45
Running a Nessus Scan .............................................................................. 47
Nessus Reports ......................................................................................... 47
Importing Results into the Metasploit Framework ............................................ 48
Scanning with Nessus from Within Metasploit .............................................. 49
Specialty Vulnerability Scanners ............................................................................... 51
Validating SMB Logins ............................................................................... 51
Scanning for Open VNC Authentication ....................................................... 52
Scanning for Open X11 Servers .................................................................. 54
Using Scan Results for Autopwning ........................................................................... 56
5
THE JOY OF EXPLOITATION
57
Basic Exploitation ................................................................................................... 58
msf> show exploits .................................................................................... 58
msf> show auxiliary .................................................................................. 58
viii
Contents i n Detailmsf> show options .................................................................................... 58
msf> show payloads .................................................................................. 60
msf> show targets ..................................................................................... 62
info ......................................................................................................... 63
set and unset ............................................................................................ 63
setg and unsetg ......................................................................................... 64
save ........................................................................................................ 64
Exploiting Your First Machine .................................................................................. 64
Exploiting an Ubuntu Machine ................................................................................. 68
All-Ports Payloads: Brute Forcing Ports ....................................................................... 71
Resource Files ........................................................................................................ 72
Wrapping Up ........................................................................................................ 73
6
M E T E R PR E T E R
75
Compromising a Windows XP Virtual Machine .......................................................... 76
Scanning for Ports with Nmap .................................................................... 76
Attacking MS SQL ..................................................................................... 76
Brute Forcing MS SQL Server ...................................................................... 78
The xp_cmdshell ........................................................................................ 79
Basic Meterpreter Commands ..................................................................... 80
Capturing Keystrokes ................................................................................. 81
Dumping Usernames and Passwords ........................................................................ 82
Extracting the Password Hashes .................................................................. 82
Dumping the Password Hash ...................................................................... 83
Pass the Hash ........................................................................................................ 84
Privilege Escalation ................................................................................................ 85
Token Impersonation ............................................................................................... 87
Using ps ............................................................................................................... 87
Pivoting onto Other Systems .................................................................................... 89
Using Meterpreter Scripts ........................................................................................ 92
Migrating a Process ................................................................................... 92
Killing Antivirus Software ........................................................................... 93
Obtaining System Password Hashes ............................................................ 93
Viewing All Traffic on a Target Machine ...................................................... 93
Scraping a System .................................................................................... 93
Using Persistence ...................................................................................... 94
Leveraging Post Exploitation Modules ....................................................................... 95
Upgrading Your Command Shell to Meterpreter ......................................................... 95
Manipulating Windows APIs with the Railgun Add-On ................................................ 97
Wrapping Up ........................................................................................................ 97
7
A V O ID I N G D E T E C T I O N
99
Creating Stand-Alone Binaries with MSFpayload ...................................................... 100
Evading Antivirus Detection ................................................................................... 101
Encoding with MSFencode ....................................................................... 102
Multi-encoding ........................................................................................ 103
Custom Executable Templates ................................................................................ 105
Launching a Payload Stealthily................................................................................ 106
Contents in D etai l
ixPackers ............................................................................................................... 107
A Final Note on Antivirus Software Evasion ............................................................. 108
8
E X P L O I T A T I O N U S I N G C L I E N T- S I D E A T T A C K S
109
Browser-Based Exploits ......................................................................................... 110
How Browser-Based Exploits Work ............................................................ 111
Looking at NOPs ..................................................................................... 112
Using Immunity Debugger to Decipher NOP Shellcode ............................................. 112
Exploring the Internet Explorer Aurora Exploit .......................................................... 116
File Format Exploits .............................................................................................. 119
Sending the Payload ............................................................................................ 120
Wrapping Up ...................................................................................................... 121
9
METASPLOIT AUXILIARY MODULES
123
Auxiliary Modules in Use ...................................................................................... 126
Anatomy of an Auxiliary Module ............................................................................ 128
Going Forward .................................................................................................... 133
10
THE SOCIAL-ENGINEER TOOLKIT
135
Configuring the Social-Engineer Toolkit ................................................................... 136
Spear-Phishing Attack Vector ................................................................................. 137
Web Attack Vectors .............................................................................................. 142
Java Applet ............................................................................................ 142
Client-Side Web Exploits .......................................................................... 146
Username and Password Harvesting .......................................................... 148
Tabnabbing ............................................................................................ 150
Man-Left-in-the-Middle .............................................................................. 150
Web Jacking .......................................................................................... 151
Putting It All Together with a Multipronged Attack ........................................ 153
Infectious Media Generator ................................................................................... 157
Teensy USB HID Attack Vector ............................................................................... 157
Additional SET Features ........................................................................................ 160
Looking Ahead .................................................................................................... 161
11
FAST-TRACK
163
Microsoft SQL Injection ......................................................................................... 164
SQL Injector—Query String Attack ............................................................. 165
SQL Injector—POST Parameter Attack ........................................................ 166
Manual Injection ..................................................................................... 167
MSSQL Bruter ......................................................................................... 168
SQLPwnage ............................................................................................ 172
Binary-to-Hex Generator ........................................................................................ 174
Mass Client-Side Attack ........................................................................................ 175
A Few Words About Automation ............................................................................ 176
x
Contents in D eta i l12
KARMETASPLOIT
177
Configuration ...................................................................................................... 178
Launching the Attack ............................................................................................. 179
Credential Harvesting ........................................................................................... 181
Getting a Shell ..................................................................................................... 182
Wrapping Up ...................................................................................................... 184
13
B U I L D IN G Y O U R O W N M O D U L E
185
Getting Command Execution on Microsoft SQL ........................................................ 186
Exploring an Existing Metasploit Module ................................................................. 187
Creating a New Module ....................................................................................... 189
PowerShell ............................................................................................. 189
Running the Shell Exploit .......................................................................... 190
Creating powershell_upload_exec ............................................................. 192
Conversion from Hex to Binary ................................................................. 192
Counters ................................................................................................ 194
Running the Exploit .................................................................................. 195
The Power of Code Reuse ..................................................................................... 196
14
CREATING YOUR OWN EXPLOITS
197
The Art of Fuzzing ................................................................................................ 198
Controlling the Structured Exception Handler ........................................................... 201
Hopping Around SEH Restrictions ........................................................................... 204
Getting a Return Address ...................................................................................... 206
Bad Characters and Remote Code Execution ........................................................... 210
Wrapping Up ...................................................................................................... 213
15
P O R T I N G E X P L O I T S T O T H E M E TA S P L O IT FR A M E W O R K
215
Assembly Language Basics .................................................................................... 216
EIP and ESP Registers ............................................................................... 216
The JMP Instruction Set ............................................................................. 216
NOPs and NOP Slides ............................................................................ 216
Porting a Buffer Overflow ...................................................................................... 216
Stripping the Existing Exploit ..................................................................... 218
Configuring the Exploit Definition .............................................................. 219
Testing Our Base Exploit .......................................................................... 220
Implementing Features of the Framework .................................................... 221
Adding Randomization ............................................................................ 222
Removing the NOP Slide .......................................................................... 223
Removing the Dummy Shellcode ................................................................ 223
Our Completed Module ........................................................................... 224
SEH Overwrite Exploit .......................................................................................... 226
Wrapping Up ...................................................................................................... 233
Contents in D etai l
xi16
M E T E R PR E T E R S C R I PT IN G
235
Meterpreter Scripting Basics .................................................................................. 235
Meterpreter API .................................................................................................... 241
Printing Output ........................................................................................ 241
Base API Calls ........................................................................................ 242
Meterpreter Mixins .................................................................................. 242
Rules for Writing Meterpreter Scripts ...................................................................... 244
Creating Your Own Meterpreter Script .................................................................... 244
Wrapping Up ...................................................................................................... 250
17
SIMULATED PENETRATION TEST
251
Pre-engagement Interactions .................................................................................. 252
Intelligence Gathering ........................................................................................... 252
Threat Modeling .................................................................................................. 253
Exploitation ......................................................................................................... 255
Customizing MSFconsole ...................................................................................... 255
Post Exploitation ................................................................................................... 257
Scanning the Metasploitable System .......................................................... 258
Identifying Vulnerable Services ................................................................. 259
Attacking Apache Tomcat ..................................................................................... 260
Attacking Obscure Services ................................................................................... 262
Covering Your Tracks ........................................................................................... 264
Wrapping Up ...................................................................................................... 266
A
CONFIGURING YOUR TARGET MACHINES
267
Installing and Setting Up the System ....................................................................... 267
Booting Up the Linux Virtual Machines .................................................................... 268
Setting Up a Vulnerable Windows XP Installation ..................................................... 269
Configuring Your Web Server on Windows XP ........................................... 269
Building a SQL Server .............................................................................. 269
Creating a Vulnerable Web Application .................................................... 272
Updating Back|Track .............................................................................. 273
B
C H E AT S H E E T
275
MSFconsole Commands ........................................................................................ 275
Meterpreter Commands ........................................................................................ 277
MSFpayload Commands ....................................................................................... 280
MSFencode Commands ........................................................................................ 280
MSFcli Commands ............................................................................................... 281
MSF, Ninja, Fu .................................................................................................... 281
MSFvenom .......................................................................................................... 281
Meterpreter Post Exploitation Commands ................................................................ 282
xxi
Why Do A Penetration Test? ................................................................................... xxii
Why Metasploit? .................................................................................................. xxii
A Brief History of Metasploit ................................................................................... xxii
About this Book .....................................................................................................xxiii
What’s in the Book? ..............................................................................................xxiii
A Note on Ethics .................................................................................................. xxiv
1
T H E A B S O L U T E B A S I C S O F P E N E TR A TI O N TE S TI N G
1
The Phases of the PTES .............................................................................................. 2
Pre-engagement Interactions ......................................................................... 2
Intelligence Gathering .................................................................................. 2
Threat Modeling ......................................................................................... 2
Vulnerability Analysis .................................................................................. 3
Exploitation ................................................................................................ 3
Post Exploitation .......................................................................................... 3
Reporting ................................................................................................... 4
Types of Penetration Tests .......................................................................................... 4
Overt Penetration Testing ............................................................................. 5
Covert Penetration Testing ............................................................................ 5
Vulnerability Scanners .............................................................................................. 5
Pulling It All Together ................................................................................................ 6
2
METASPLOIT BASICS
7
Terminology ............................................................................................................ 7
Exploit ....................................................................................................... 8
Payload ..................................................................................................... 8
Shellcode ................................................................................................... 8
Module ...................................................................................................... 8
Listener ...................................................................................................... 8
Metasploit Interfaces ................................................................................................. 8
MSFconsole ................................................................................................ 9
MSFcli ....................................................................................................... 9
Armitage .................................................................................................. 11Metasploit Utilities .................................................................................................. 12
MSFpayload ............................................................................................. 12
MSFencode .............................................................................................. 13
Nasm Shell ............................................................................................... 13
Metasploit Express and Metasploit Pro ...................................................................... 14
Wrapping Up ........................................................................................................ 14
3
INTELLIGENCE GATHERING
15
Passive Information Gathering ................................................................................. 16
whois Lookups .......................................................................................... 16
Netcraft ................................................................................................... 17
NSLookup ................................................................................................ 18
Active Information Gathering ................................................................................... 18
Port Scanning with Nmap .......................................................................... 18
Working with Databases in Metasploit ........................................................ 20
Port Scanning with Metasploit ..................................................................... 25
Targeted Scanning ................................................................................................. 26
Server Message Block Scanning .................................................................. 26
Hunting for Poorly Configured Microsoft SQL Servers .................................... 27
SSH Server Scanning ................................................................................. 28
FTP Scanning ............................................................................................ 29
Simple Network Management Protocol Sweeping ......................................... 30
Writing a Custom Scanner ...................................................................................... 31
Looking Ahead ...................................................................................................... 33
4
V U L N E R AB I L IT Y S C A N N IN G
35
The Basic Vulnerability Scan .................................................................................... 36
Scanning with NeXpose .......................................................................................... 37
Configuration ........................................................................................... 37
Importing Your Report into the Metasploit Framework .................................... 42
Running NeXpose Within MSFconsole ......................................................... 43
Scanning with Nessus ............................................................................................. 44
Nessus Configuration ................................................................................ 44
Creating a Nessus Scan Policy ................................................................... 45
Running a Nessus Scan .............................................................................. 47
Nessus Reports ......................................................................................... 47
Importing Results into the Metasploit Framework ............................................ 48
Scanning with Nessus from Within Metasploit .............................................. 49
Specialty Vulnerability Scanners ............................................................................... 51
Validating SMB Logins ............................................................................... 51
Scanning for Open VNC Authentication ....................................................... 52
Scanning for Open X11 Servers .................................................................. 54
Using Scan Results for Autopwning ........................................................................... 56
5
THE JOY OF EXPLOITATION
57
Basic Exploitation ................................................................................................... 58
msf> show exploits .................................................................................... 58
msf> show auxiliary .................................................................................. 58
viii
Contents i n Detailmsf> show options .................................................................................... 58
msf> show payloads .................................................................................. 60
msf> show targets ..................................................................................... 62
info ......................................................................................................... 63
set and unset ............................................................................................ 63
setg and unsetg ......................................................................................... 64
save ........................................................................................................ 64
Exploiting Your First Machine .................................................................................. 64
Exploiting an Ubuntu Machine ................................................................................. 68
All-Ports Payloads: Brute Forcing Ports ....................................................................... 71
Resource Files ........................................................................................................ 72
Wrapping Up ........................................................................................................ 73
6
M E T E R PR E T E R
75
Compromising a Windows XP Virtual Machine .......................................................... 76
Scanning for Ports with Nmap .................................................................... 76
Attacking MS SQL ..................................................................................... 76
Brute Forcing MS SQL Server ...................................................................... 78
The xp_cmdshell ........................................................................................ 79
Basic Meterpreter Commands ..................................................................... 80
Capturing Keystrokes ................................................................................. 81
Dumping Usernames and Passwords ........................................................................ 82
Extracting the Password Hashes .................................................................. 82
Dumping the Password Hash ...................................................................... 83
Pass the Hash ........................................................................................................ 84
Privilege Escalation ................................................................................................ 85
Token Impersonation ............................................................................................... 87
Using ps ............................................................................................................... 87
Pivoting onto Other Systems .................................................................................... 89
Using Meterpreter Scripts ........................................................................................ 92
Migrating a Process ................................................................................... 92
Killing Antivirus Software ........................................................................... 93
Obtaining System Password Hashes ............................................................ 93
Viewing All Traffic on a Target Machine ...................................................... 93
Scraping a System .................................................................................... 93
Using Persistence ...................................................................................... 94
Leveraging Post Exploitation Modules ....................................................................... 95
Upgrading Your Command Shell to Meterpreter ......................................................... 95
Manipulating Windows APIs with the Railgun Add-On ................................................ 97
Wrapping Up ........................................................................................................ 97
7
A V O ID I N G D E T E C T I O N
99
Creating Stand-Alone Binaries with MSFpayload ...................................................... 100
Evading Antivirus Detection ................................................................................... 101
Encoding with MSFencode ....................................................................... 102
Multi-encoding ........................................................................................ 103
Custom Executable Templates ................................................................................ 105
Launching a Payload Stealthily................................................................................ 106
Contents in D etai l
ixPackers ............................................................................................................... 107
A Final Note on Antivirus Software Evasion ............................................................. 108
8
E X P L O I T A T I O N U S I N G C L I E N T- S I D E A T T A C K S
109
Browser-Based Exploits ......................................................................................... 110
How Browser-Based Exploits Work ............................................................ 111
Looking at NOPs ..................................................................................... 112
Using Immunity Debugger to Decipher NOP Shellcode ............................................. 112
Exploring the Internet Explorer Aurora Exploit .......................................................... 116
File Format Exploits .............................................................................................. 119
Sending the Payload ............................................................................................ 120
Wrapping Up ...................................................................................................... 121
9
METASPLOIT AUXILIARY MODULES
123
Auxiliary Modules in Use ...................................................................................... 126
Anatomy of an Auxiliary Module ............................................................................ 128
Going Forward .................................................................................................... 133
10
THE SOCIAL-ENGINEER TOOLKIT
135
Configuring the Social-Engineer Toolkit ................................................................... 136
Spear-Phishing Attack Vector ................................................................................. 137
Web Attack Vectors .............................................................................................. 142
Java Applet ............................................................................................ 142
Client-Side Web Exploits .......................................................................... 146
Username and Password Harvesting .......................................................... 148
Tabnabbing ............................................................................................ 150
Man-Left-in-the-Middle .............................................................................. 150
Web Jacking .......................................................................................... 151
Putting It All Together with a Multipronged Attack ........................................ 153
Infectious Media Generator ................................................................................... 157
Teensy USB HID Attack Vector ............................................................................... 157
Additional SET Features ........................................................................................ 160
Looking Ahead .................................................................................................... 161
11
FAST-TRACK
163
Microsoft SQL Injection ......................................................................................... 164
SQL Injector—Query String Attack ............................................................. 165
SQL Injector—POST Parameter Attack ........................................................ 166
Manual Injection ..................................................................................... 167
MSSQL Bruter ......................................................................................... 168
SQLPwnage ............................................................................................ 172
Binary-to-Hex Generator ........................................................................................ 174
Mass Client-Side Attack ........................................................................................ 175
A Few Words About Automation ............................................................................ 176
x
Contents in D eta i l12
KARMETASPLOIT
177
Configuration ...................................................................................................... 178
Launching the Attack ............................................................................................. 179
Credential Harvesting ........................................................................................... 181
Getting a Shell ..................................................................................................... 182
Wrapping Up ...................................................................................................... 184
13
B U I L D IN G Y O U R O W N M O D U L E
185
Getting Command Execution on Microsoft SQL ........................................................ 186
Exploring an Existing Metasploit Module ................................................................. 187
Creating a New Module ....................................................................................... 189
PowerShell ............................................................................................. 189
Running the Shell Exploit .......................................................................... 190
Creating powershell_upload_exec ............................................................. 192
Conversion from Hex to Binary ................................................................. 192
Counters ................................................................................................ 194
Running the Exploit .................................................................................. 195
The Power of Code Reuse ..................................................................................... 196
14
CREATING YOUR OWN EXPLOITS
197
The Art of Fuzzing ................................................................................................ 198
Controlling the Structured Exception Handler ........................................................... 201
Hopping Around SEH Restrictions ........................................................................... 204
Getting a Return Address ...................................................................................... 206
Bad Characters and Remote Code Execution ........................................................... 210
Wrapping Up ...................................................................................................... 213
15
P O R T I N G E X P L O I T S T O T H E M E TA S P L O IT FR A M E W O R K
215
Assembly Language Basics .................................................................................... 216
EIP and ESP Registers ............................................................................... 216
The JMP Instruction Set ............................................................................. 216
NOPs and NOP Slides ............................................................................ 216
Porting a Buffer Overflow ...................................................................................... 216
Stripping the Existing Exploit ..................................................................... 218
Configuring the Exploit Definition .............................................................. 219
Testing Our Base Exploit .......................................................................... 220
Implementing Features of the Framework .................................................... 221
Adding Randomization ............................................................................ 222
Removing the NOP Slide .......................................................................... 223
Removing the Dummy Shellcode ................................................................ 223
Our Completed Module ........................................................................... 224
SEH Overwrite Exploit .......................................................................................... 226
Wrapping Up ...................................................................................................... 233
Contents in D etai l
xi16
M E T E R PR E T E R S C R I PT IN G
235
Meterpreter Scripting Basics .................................................................................. 235
Meterpreter API .................................................................................................... 241
Printing Output ........................................................................................ 241
Base API Calls ........................................................................................ 242
Meterpreter Mixins .................................................................................. 242
Rules for Writing Meterpreter Scripts ...................................................................... 244
Creating Your Own Meterpreter Script .................................................................... 244
Wrapping Up ...................................................................................................... 250
17
SIMULATED PENETRATION TEST
251
Pre-engagement Interactions .................................................................................. 252
Intelligence Gathering ........................................................................................... 252
Threat Modeling .................................................................................................. 253
Exploitation ......................................................................................................... 255
Customizing MSFconsole ...................................................................................... 255
Post Exploitation ................................................................................................... 257
Scanning the Metasploitable System .......................................................... 258
Identifying Vulnerable Services ................................................................. 259
Attacking Apache Tomcat ..................................................................................... 260
Attacking Obscure Services ................................................................................... 262
Covering Your Tracks ........................................................................................... 264
Wrapping Up ...................................................................................................... 266
A
CONFIGURING YOUR TARGET MACHINES
267
Installing and Setting Up the System ....................................................................... 267
Booting Up the Linux Virtual Machines .................................................................... 268
Setting Up a Vulnerable Windows XP Installation ..................................................... 269
Configuring Your Web Server on Windows XP ........................................... 269
Building a SQL Server .............................................................................. 269
Creating a Vulnerable Web Application .................................................... 272
Updating Back|Track .............................................................................. 273
B
C H E AT S H E E T
275
MSFconsole Commands ........................................................................................ 275
Meterpreter Commands ........................................................................................ 277
MSFpayload Commands ....................................................................................... 280
MSFencode Commands ........................................................................................ 280
MSFcli Commands ............................................................................................... 281
MSF, Ninja, Fu .................................................................................................... 281
MSFvenom .......................................................................................................... 281
Meterpreter Post Exploitation Commands ................................................................ 282
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