hacktricks/exploiting/tools/pwntools.md

PwnTools

pip3 install pwntools

Pwn asm

Get opcodes from line or file.

pwn asm "jmp esp" 
pwn asm -i <filepath>

Can select:

• output type (raw,hex,string,elf)
• output file context (16,32,64,linux,windows...)
• avoid bytes (new lines, null, a list)
• select encoder debug shellcode using gdb run the output

Pwn checksec

Checksec script

pwn checksec <executable>

Pwn constgrep

Pwn cyclic

Get a pattern

pwn cyclic 3000
pwn cyclic -l faad

Can select:

• The used alphabet (lowercase chars by default)
• Length of uniq pattern (default 4)
• context (16,32,64,linux,windows...)
• Take the offset (-l)

Pwn debug

Attach GDB to a process

pwn debug --exec /bin/bash
pwn debug --pid 1234
pwn debug --process bash

Can select:

• By executable, by name or by pid context (16,32,64,linux,windows...)
• gdbscript to execute
• sysrootpath

Pwn disablenx

Disable nx of a binary

pwn disablenx <filepath>

Pwn disasm

Disas hex opcodes

pwn disasm ffe4

Can select:

• context (16,32,64,linux,windows...)
• base addres
• color(default)/no color

Pwn elfdiff

Print differences between 2 fiels

pwn elfdiff <file1> <file2>

Pwn hex

Get hexadecimal representation

pwn hex hola #Get hex of "hola" ascii

Pwn phd

Get hexdump

pwn phd <file>

Can select:

• Number of bytes to show
• Number of bytes per line highlight byte
• Skip bytes at beginning

Pwn pwnstrip

Pwn scrable

Pwn shellcraft

Get shellcodes

pwn shellcraft -l #List shellcodes 
pwn shellcraft -l amd #Shellcode with amd in the name
pwn shellcraft -f hex amd64.linux.sh #Create in C and run
pwn shellcraft -r amd64.linux.sh #Run to test. Get shell 
pwn shellcraft .r amd64.linux.bindsh 9095 #Bind SH to port

Can select:

• shellcode and arguments for the shellcode
• Out file
• output format
• debug (attach dbg to shellcode)
• before (debug trap before code)
• after
• avoid using opcodes (default: not null and new line)
• Run the shellcode
• Color/no color
• list syscalls
• list possible shellcodes
• Generate ELF as a shared library

Pwn template

Get a python template

pwn template

Can select: host, port, user, pass, path and quiet

Pwn unhex

From hex to string

pwn unhex 686f6c61

Pwn update

To update pwntools

pwn update