IOLI Crackme 0x05 solution

Hello, This is another IOLI crackme challenge solution. root@kali:~/IOLI-crackme/bin-linux# r2 crackme0x05 [0x080483d0]> aaa [x] Analyze all flags starting with sym. and entry0 (aa) [x] Analyze function calls (aac) [x] Analyze len bytes of instructions for references (aar) [x] Constructing a function name for fcn.* and sym.…

IOLI Crackme 0x04 solution

Hello, This is another IOLI crackme challenge solution. root@kali:~/IOLI-crackme/bin-linux# r2 crackme0x04 [0x080483d0]> aaa [ ] Analyze all flags starting with sym. and entry0 (aa) [x] Analyze function calls (aac) [x] Analyze len bytes of instructions for references (aar) [x] Constructing a function name for fcn.* and sym.func.…

IOLI Crackme 0x03 solution

Hi, Another IOLI crackme solution. root@kali:~/IOLI-crackme/bin-linux# r2 crackme0x03 [0x08048360]> aaa [x] Analyze all flags starting with sym. and entry0 (aa) [x] Analyze function calls (aac) [x] Analyze len bytes of instructions for references (aar) [x] Constructing a function name for fcn. and sym.func. functions (aan)…

IOLI Crackme 0x02 solution

This is another IOLI crackme challenge solution. root@kali:~/IOLI-crackme/bin-linux# r2 crackme0x02 [0x08048330]> aaa [x] Analyze all flags starting with sym. and entry0 (aa) [x] Analyze function calls (aac) [x] Analyze len bytes of instructions for references (aar) [x] Constructing a function name for fcn. and sym.func.…

IOLI Crackme 0x01 solution

Let's continue our IOLI's journey with level 0x01 root@kali:~/IOLI-crackme/bin-linux# r2 crackme0x01 Analize the binary: [0x08048330]> aaa [x] Analyze all flags starting with sym. and entry0 (aa) [x] Analyze function calls (aac) [x] Analyze len bytes of instructions for references (aar) [x] Constructing a function name for…

IOLI Crackme 0x00 solution

Hi, Today I'm starting a new series of post to explain how IOLI crackme's can be solved using Radare 2. Let's start with level 0x00 root@kali:~/IOLI-crackme/bin-linux# r2 crackme0x00 [0x08048360]> iz *[Strings] Num Paddr Vaddr Len Size Section Type String 000 0x00000568 0x08048568 24 25 (.rodata) ascii…