1581, 3/80 ȸ¿ø°¡ÀÔ  ·Î±×ÀΠ 
   hayanho
   ¾î¼À ¾Æ~~~~~~~ÁÖ ¸ð¸£½Ã´ÂºÐµéÀ» À§ÇÑ -_-;;

http://www.hackerschool.org/HS_Boards/zboard.php?id=Free_Lectures&no=287 [º¹»ç]


Á¦°¡ ¾î¼ÀÀ» ³Ê¹« ¸ð¸£±â¿¡ ¾ÆÁÖ ÇãÁ¢ÇÑ ¹æ¹ýÀ¸·Î °øºÎ¸¦ ÇÏ°í Àִµ¥
Àú°°Àº ºÐÀÌ °è½Ã´Ù¸é Âü°íÇϽöó°í ³²°Ü¿ä -_-;;
(±×³É¹ö¸®±â ¾Æ±î¿ö¼­ ¿Ã¸°°Å¶ó´Â ÆÜ!...)

¸ÇÀ§¿¡²¨´Â esp¿Í ebpÀÇ º¯È­¸¦ ÀûÀº°Å°í¿ä
Áß°£¿¡²¨´Â main disassm ÇÑ°Å ÀûÀº°Å°í¿ä.
¾Æ·¡²¨´Â  info reg·Î reg¿¡ µé¾îÀִ°ª ÀûÀº°Å¿¡¿ä.
¹®¼­ÆÄÀÏ ¼¼°³¿©¼Å¼­ ÇÑÁÙ ÇÑÁÙ ºñ±³Çϸ鼭 º¸½Ã¸é
´ëÃæ °¨ÀÌ ¿À½Ç²¨¿¡¿ä...  (Àú¸¸±×·±Áöµµ-_-;;)

esp            0xbffffafc       0xbffffafc
ebp            0xbffffb18       0xbffffb18

esp            0xbffffaf8       0xbffffaf8
ebp            0xbffffb18       0xbffffb18

esp            0xbffffaf8       0xbffffaf8
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9f0       0xbffff9f0
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9e8       0xbffff9e8
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9e4       0xbffff9e4
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9e0       0xbffff9e0
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9e0       0xbffff9e0
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9f0       0xbffff9f0
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9e8       0xbffff9e8
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9e8       0xbffff9e8
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9e8       0xbffff9e8
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9e4       0xbffff9e4
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9e4       0xbffff9e4
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9e0       0xbffff9e0
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9e0       0xbffff9e0
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9f0       0xbffff9f0
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9e4       0xbffff9e4
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9e4       0xbffff9e4
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9e0       0xbffff9e0
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9e0       0xbffff9e0
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffff9f0       0xbffff9f0
ebp            0xbffffaf8       0xbffffaf8

esp            0xbffffafc       0xbffffafc
ebp            0xbffffb18       0xbffffb18

esp            0xbffffb00       0xbffffb00
ebp            0xbffffb18       0xbffffb18

0x08048470 <main+0>:    push   %ebp
0x08048471 <main+1>:    mov    %esp,%ebp
0x08048473 <main+3>:    sub    $0x108,%esp
0x08048479 <main+9>:    sub    $0x8,%esp
0x0804847c <main+12>:   push   $0xc14
0x08048481 <main+17>:   push   $0xc14
0x08048486 <main+22>:   call   0x804834c <setreuid>
0x0804848b <main+27>:   add    $0x10,%esp
0x0804848e <main+30>:   sub    $0x8,%esp
0x08048491 <main+33>:   mov    0xc(%ebp),%eax
0x08048494 <main+36>:   add    $0x4,%eax
0x08048497 <main+39>:   pushl  (%eax)
0x08048499 <main+41>:   lea    0xfffffef8(%ebp),%eax
0x0804849f <main+47>:   push   %eax
0x080484a0 <main+48>:   call   0x804835c <strcpy>
0x080484a5 <main+53>:   add    $0x10,%esp
0x080484a8 <main+56>:   sub    $0xc,%esp
0x080484ab <main+59>:   lea    0xfffffef8(%ebp),%eax
0x080484b1 <main+65>:   push   %eax
0x080484b2 <main+66>:   call   0x804833c <printf>
0x080484b7 <main+71>:   add    $0x10,%esp
0x080484ba <main+74>:   leave
---Type <return> to continue, or q <return> to quit---
0x080484bb <main+75>:   ret
0x080484bc <main+76>:   nop
0x080484bd <main+77>:   nop
0x080484be <main+78>:   nop
0x080484bf <main+79>:   nop
End of assembler dump.

Breakpoint 1, 0x08048470 in main ()
(gdb) info reg
eax            0x2      2
ecx            0x40156a0c       1075145228
edx            0x8049538        134518072
ebx            0x401591c0       1075155392
esp            0xbffffafc       0xbffffafc
ebp            0xbffffb18       0xbffffb18
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x8048470        0x8048470
eflags         0x246    582

Breakpoint 2, 0x08048471 in main ()
(gdb) info reg
eax            0x2      2
ecx            0x40156a0c       1075145228
edx            0x8049538        134518072
ebx            0x401591c0       1075155392
esp            0xbffffaf8       0xbffffaf8
ebp            0xbffffb18       0xbffffb18
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x8048471        0x8048471
eflags         0x346    838

Breakpoint 3, 0x08048473 in main ()
(gdb) info reg
eax            0x2      2
ecx            0x40156a0c       1075145228
edx            0x8049538        134518072
ebx            0x401591c0       1075155392
esp            0xbffffaf8       0xbffffaf8
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x8048473        0x8048473
eflags         0x346    838

Breakpoint 4, 0x08048479 in main ()
(gdb) info reg
eax            0x2      2
ecx            0x40156a0c       1075145228
edx            0x8049538        134518072
ebx            0x401591c0       1075155392
esp            0xbffff9f0       0xbffff9f0
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x8048479        0x8048479
eflags         0x386    902

Breakpoint 5, 0x0804847c in main ()
(gdb) info reg
eax            0x2      2
ecx            0x40156a0c       1075145228
edx            0x8049538        134518072
ebx            0x401591c0       1075155392
esp            0xbffff9e8       0xbffff9e8
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x804847c        0x804847c
eflags         0x396    918

Breakpoint 6, 0x08048481 in main ()
(gdb) info reg
eax            0x2      2
ecx            0x40156a0c       1075145228
edx            0x8049538        134518072
ebx            0x401591c0       1075155392
esp            0xbffff9e4       0xbffff9e4
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x8048481        0x8048481
eflags         0x396    918

Breakpoint 7, 0x08048486 in main ()
(gdb) info reg
eax            0x2      2
ecx            0x40156a0c       1075145228
edx            0x8049538        134518072
ebx            0x401591c0       1075155392
esp            0xbffff9e0       0xbffff9e0
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x8048486        0x8048486
eflags         0x396    918

Breakpoint 8, 0x0804848b in main ()
(gdb) info reg
eax            0xffffffff       -1
ecx            0x40159580       1075156352
edx            0x40159580       1075156352
ebx            0x401591c0       1075155392
esp            0xbffff9e0       0xbffff9e0
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x804848b        0x804848b
eflags         0x397    919

Breakpoint 9, 0x0804848e in main ()
(gdb) info reg
eax            0xffffffff       -1
ecx            0x40159580       1075156352
edx            0x40159580       1075156352
ebx            0x401591c0       1075155392
esp            0xbffff9f0       0xbffff9f0
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x804848e        0x804848e
eflags         0x386    902

Breakpoint 10, 0x08048491 in main ()
(gdb) info reg
eax            0xffffffff       -1
ecx            0x40159580       1075156352
edx            0x40159580       1075156352
ebx            0x401591c0       1075155392
esp            0xbffff9e8       0xbffff9e8
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x8048491        0x8048491
eflags         0x396    918

Breakpoint 11, 0x08048494 in main ()
(gdb) info reg
eax            0xbffffb44       -1073743036
ecx            0x40159580       1075156352
edx            0x40159580       1075156352
ebx            0x401591c0       1075155392
esp            0xbffff9e8       0xbffff9e8
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x8048494        0x8048494
eflags         0x396    918

Breakpoint 12, 0x08048497 in main ()
(gdb) info reg
eax            0xbffffb48       -1073743032
ecx            0x40159580       1075156352
edx            0x40159580       1075156352
ebx            0x401591c0       1075155392
esp            0xbffff9e8       0xbffff9e8
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x8048497        0x8048497
eflags         0x386    902

Breakpoint 13, 0x08048499 in main ()
(gdb) info reg
eax            0xbffffb48       -1073743032
ecx            0x40159580       1075156352
edx            0x40159580       1075156352
ebx            0x401591c0       1075155392
esp            0xbffff9e4       0xbffff9e4
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x8048499        0x8048499
eflags         0x386    902

break 14,
info reg

eax            0xbffff9f0       -1073743376
ecx            0x40159580       1075156352
edx            0x40159580       1075156352
ebx            0x401591c0       1075155392
esp            0xbffff9e4       0xbffff9e4
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x804849f        0x804849f
eflags         0x386    902

Breakpoint 15, 0x080484a0 in main ()
(gdb) info reg
eax            0xbffff9f0       -1073743376
ecx            0x40159580       1075156352
edx            0x40159580       1075156352
ebx            0x401591c0       1075155392
esp            0xbffff9e0       0xbffff9e0
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x80484a0        0x80484a0
eflags         0x386    902

Breakpoint 16, 0x080484a5 in main ()
(gdb) info reg
eax            0xbffff9f0       -1073743376
ecx            0xfffffda9       -599
edx            0xbffffc4b       -1073742773
ebx            0x401591c0       1075155392
esp            0xbffff9e0       0xbffff9e0
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x80484a5        0x80484a5
eflags         0x346    838

Breakpoint 17, 0x080484a8 in main ()
(gdb) info reg
eax            0xbffff9f0       -1073743376
ecx            0xfffffda9       -599
edx            0xbffffc4b       -1073742773
ebx            0x401591c0       1075155392
esp            0xbffff9f0       0xbffff9f0
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x80484a8        0x80484a8
eflags         0x386    902

Breakpoint 18, 0x080484ab in main ()
(gdb) info reg
eax            0xbffff9f0       -1073743376
ecx            0xfffffda9       -599
edx            0xbffffc4b       -1073742773
ebx            0x401591c0       1075155392
esp            0xbffff9e4       0xbffff9e4
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x80484ab        0x80484ab
eflags         0x396    918

Breakpoint 19, 0x080484b1 in main ()
(gdb) info reg
eax            0xbffff9f0       -1073743376
ecx            0xfffffda9       -599
edx            0xbffffc4b       -1073742773
ebx            0x401591c0       1075155392
esp            0xbffff9e4       0xbffff9e4
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x80484b1        0x80484b1
eflags         0x396    918

Breakpoint 20, 0x080484b2 in main ()
(gdb) info reg
eax            0xbffff9f0       -1073743376
ecx            0xfffffda9       -599
edx            0xbffffc4b       -1073742773
ebx            0x401591c0       1075155392
esp            0xbffff9e0       0xbffff9e0
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x80484b2        0x80484b2
eflags         0x396    918

Breakpoint 21, 0x080484b7 in main ()
(gdb) info reg
eax            0x4      4
ecx            0x401575c0       1075148224
edx            0x4      4
ebx            0x401591c0       1075155392
esp            0xbffff9e0       0xbffff9e0
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x80484b7        0x80484b7
eflags         0x346    838

Breakpoint 22, 0x080484ba in main ()
(gdb) info reg
eax            0x4      4
ecx            0x401575c0       1075148224
edx            0x4      4
ebx            0x401591c0       1075155392
esp            0xbffff9f0       0xbffff9f0
ebp            0xbffffaf8       0xbffffaf8
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x80484ba        0x80484ba
eflags         0x386    902

Breakpoint 23, 0x080484bb in main ()
(gdb) info reg
eax            0x4      4
ecx            0x401575c0       1075148224
edx            0x4      4
ebx            0x401591c0       1075155392
esp            0xbffffafc       0xbffffafc
ebp            0xbffffb18       0xbffffb18
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x80484bb        0x80484bb
eflags         0x386    902

0x40038917 in __libc_start_main () from /lib/libc.so.6
(gdb) info reg
eax            0x4      4
ecx            0x401575c0       1075148224
edx            0x4      4
ebx            0x401591c0       1075155392
esp            0xbffffb00       0xbffffb00
ebp            0xbffffb18       0xbffffb18
esi            0x40015360       1073828704
edi            0xbffffb44       -1073743036
eip            0x40038917       0x40038917
eflags         0x386    902

  Hit : 10974     Date : 2005/08/08 02:30



    
toy0506 ¾Æ³ª..ÀÌ·±°Ç Áã¾àÀε¥ -¤µ-;; ¾Ë°ÔµÇ¸é Âü°íÇÒ°Ô¿ä;;¤¾ 2005/09/28  
zinclo º¹ÀâÇÏÁö¸¸ ÀÚ·áÁ¤¸» °¨»çµå·Á¿ä`¤» 2005/10/06  
prosager ¼³¸íÀÌ ¾øÀ¸¸é ÀÌ°Ç °­Á°¡ µÇ±â¿£ ¾à°£ ºÎÁ·Çϳ׿ä..^^ 2005/10/07  
ÇãÇãÇã ÀÌ°Ô¹¹ÁÒ ¤Ñ¤Ì 2005/10/08
saiby32 ¹»±î.. ¤Ð¤Ð 2005/10/12  
±×¸°³ª·¡ ¾Æ~~~~~~Áָ𸣴»ç¶÷µéÀ» À§ÇÑ ÀÚ·áÄ¡°í´Â;; ¹¹°¡¹ºÁö ¸ð¸£°Ú¾î¿ä 2005/11/29  
ÀÌ·± À̰Ÿð³Ä?? ¾ÆÁָ𸣴»ç¶÷ º¸´Â°Å ¸À³ª? 2006/07/27
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1536   ¾î¼Àºí¸®¾î °­Á 5Æí     asdzxc301
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1535   ¾î¼Àºí¸®¾î °­Á 4Æí     asdzxc301
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1534   ¾î¼Àºí¸®¾î °­Á 3Æí     asdzxc301
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1533   ¾î¼Àºí¸®¾î °­Á 2Æí     asdzxc301
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1532   ¾î¼Àºí¸®¾î °­Á 1Æí[1]     asdzxc301
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1531   ¾î¼Àºí¸®¾î ÃÑÁ¤¸® °­Á     asdzxc301
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  ¾î¼À ¾Æ~~~~~~~ÁÖ ¸ð¸£½Ã´ÂºÐµéÀ» À§ÇÑ -_-;;[7]     hayanho
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12/11 8633
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