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SLAE Assignments

SLAE

SLAE Assignments

This contains the files needed for SecurityTube SLAE exam

Assignment 1 - Shell Bind TCP shellcode

• Configurable listening port
• C source code
• Assembly source
• Bash compile script
• Wrapper C program

Assignment 2 - Shell Reverse TCP shellcode

• Configurable destination IP and port
• C source code
• Assembly source
• Bash compile script
• Wrapper C program

Assignment 3 - Egghunter shellcode

• access() egghunter (39 bytes)
• access() egghunter reloaded (35 bytes)
• sigaction() egghunter 30 bytes
• sigaction() egghunter reloaded 28 bytes

Assignment 4 - Custom insertion encoder

• Custom encoder scheme
• Configurable garbage amount

Assignment 5 - Metasploit Shellcode analysis

• linux/x86/adduser
  Create a new user with UID 0

• linux/x86/shell_find_port
  Spawn a shell on an established connection

• linux/x86/meterpreter/reverse_tcp
  Connect back to the attacker, Staged meterpreter server

Assignment 6 - Shell-storm polymorphic shellcodes

• Original: setuid(); execve(); exit(0)
• Original: execve-chmod 0777 /etc/shadow
• Original: push reboot()

Assignment 7 - Shellcode crypter

• AES-128 CBC encrypted shellcode

• python crypter (python-crypto)
• C decrypter (PolarSSL)

Miscellaneous shellcodes

• Change hostname shellcode
• TCP Shell Bind + password

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