1586, 26/80 ȸ¿ø°¡ÀÔ  ·Î±×ÀΠ 
   BLu2Scr22n
   [Æß] ¿©±â ¿Ã·Áµµ µÉÁö ¸ð¸£°ÚÁö¸¸ °£´ÜÇÑ ÇØÅ· Á¡°Ë¹ý ÀÔ´Ï´Ù..¤¾¤¾

http://www.hackerschool.org/HS_Boards/zboard.php?desc=desc&no=1956 [º¹»ç]


°£´ÜÇÑ ÇØÅ· ¿©ºÎ Á¡°Ë¹ý

1. vi /var/log/messages È®ÀÎ

2. ls -alR /tmp ³ª ls -alR /var/tmp·Î /tmp µð·ºÅ丮ÀÇ ¼û°ÜÁø Æú´õ È®ÀÎ

3. /etc/passwd, /etc/shadowÆÄÀÏ È®ÀÎ
  /etc/passwd ÆÄÀÏ¿¡¼­ uid°¡ 0À̰ųª ºÒ¹ýÀûÀÎ »õ·Î¿î °èÁ¤ÀÌ ÀÖ´ÂÁö È®ÀÎÇÑ´Ù.
  /etc/shadow ÆÄÀÏ¿¡¼­ ¾ÏÈ£°¡ ¾ø´Â °èÁ¤ÀÌ ÀÖ´ÂÁö È®ÀÎÇÑ´Ù.

4. ¿­¸° Æ÷Æ® È®ÀÎ
  ps -ef³ª netstat -anÀ¸·Î ÇöÀç ¿¬°áµÇ¾î ÀÖ´Â »óŸ¦ Á¡°ËÇÑ´Ù.
  nmapµîÀÇ ½ºÄµÇÁ·Î±×·¥À¸·Î ¿­¸°Æ÷Æ® È®ÀÎ
  lsof·Î È®ÀÎ(lsof´Â System¿¡¼­ µ¹¾Æ°¡´Â ¸ðµç Process¿¡ ÀÇÇؼ­ OpenµÈ ÆÄÀϵ鿡 ´ëÇÑ Á¤º¸¸¦ º¸¿©ÁÖ´Â ÇÁ·Î±×·¥)

5. rkhunter ¼³Ä¡
http://downloads.rootkit.nl/rkhunter-1.2.7.tar.gz
tar zxf rkhunter-1.2.7.tar.gz
cd rkhunter
./installer.sh
rkhunter -c

6. bind ¹öÀü È®ÀÎ
rpm -q bind

7. setuid³ª setgidÆÄÀÏ È®ÀÎ
setuid¸¦ °¡Áö´Â ½ÇÇà ÇÁ·Î±×·¥Àº ½ÇÇ൵Áß¿¡ ½´ÆÛÀ¯Àú(root)ÀÇ ±ÇÇÑÀ» °¡Áö°í ½ÇÇàµÇ¹Ç·Î find¸¦ ÀÌ¿ëÇÏ¿© setuid³ª setgid ÆÄÀÏÀÌ ÀÖ´ÂÁö È®ÀÎÇÑ´Ù.
  find / -user root -perm -4000 -print>suidlist
  find / -user root -perm -2000 -print>sgidlist

8. find /dev -type f -print
(/dev ¹Ø¿¡ ÀϹÝÆÄÀÏÀÌ ÀÖ´ÂÁö ãÀ½->¿ø·¡ dev¹Ø¿¡´Â ÀϹÝÈ­ÀÏÀÌ ÀÖÀ¸¸é ¾ÈµÊ)
* fc3 ÀÌÈÄ¿¡´Â /dev³»¿¡ /udev°ü·Ã ÆÄÀÏÀÌ Á¸ÀçÇÔ
9. rpm º¯Á¶ ¿©ºÎ üũ
rpm -Va | grep ^..5



*¹®Á¦°¡ µÇ°Å³ª ª´Ù¸é ÀÚ»è ÇÏ°Ú½À´Ï´Ù..^^

  Hit : 7819     Date : 2012/02/12 04:33



    
·çÀ̺ñ¶Ë °¨»çÇÕ´Ï´Ù 2012/02/12  
davidprestun °¨»çÇÕ´Ï´Ù^^ 2012/02/16  
1086   [Æß]extern °ú static ÀǹÌ(Áö¿ªº¯¼ö/Àü¿ªº¯¼ö/Á¤Àûº¯¼ö)[1]     hch19860906
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1080   [Æß]CPUÀÇ ¿ø¸® [3]     qpt0707
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1079   [Æß]ÇÁ·¹ÀÓ ¹öÆÛ »ç¿ëÇϱâ.     Chris Ruiel
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1068   [Æß]À̹ø ÇØÄ·¿¡ µµ¿òµÉ ³×Æ®¿öÅ© ±âÃÊ ÀÚ·á ÀÔ´Ï´Ù.[1]     BLu2Scr22n
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1067   [Æß] ¿©·¯°¡Áö Å©·¡Å· ¹æ¹ý(2)[1]     dzhfldk
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