radare2 personal cheatsheet

r2 -w ./file # open file for patching
Main Commands
aaa  -  analyze everything
pdf function / pd 20 @function - print disassembly at function
s 0x4000 - seek address /s+ s- for relative seek
VV @function - Enter Graph View at function
iz - print strings
@ - use for temporary seek
~  - like grep
px - print hexdump
ia - info all
wa - write assembly
afl - list functions
axt [offset] -  find xrefs
/ [string] - search strings
o - work with file descriptors
afta - analyze local variable types
Visual Modes
V - Enter Normal Visual mode
VV - Enter Graph View
V! - Enter Panel View
A - patch at current address
p - rotate print mode
: - open command line
Tricks
append j to a command for json output
append ~{} to command for json pretty print
use pipe | with shell commands
use > to pipe outputs to file
wx 9090 - write nop at current address
use initialization scripts to do the basic startup tasks
Customization
eco - colorschemes, e.g. eco darkda
e scr.utf8 = true
e scr.utf8.curvy=true
Debugger
r2 -d ./file
db 0x0000 - breakpoint at 0x0000
dc - run
ds - step
dcs - continue until syscall
dd - manipulate file descriptors
dr eax=5 - manipulate reg value
s - step (visual)
S - step, not into calls (visual)
​https://radare.gitbooks.io/radare2book/debugger/migration.html​

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gdb personal cheatsheet

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