爆破、破解Disduz x 2.5 md5(md5(pass)$salt)密码加密

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测试环境
. D6 Y' N" `4 r, ~( G' }" jOS 名称: Microsoft® Windows Server® 2008 Enterprise
# ~4 H6 a+ e0 l& lOS 版本: 6.0.6001 Service Pack 1 Build 6001
+ h  p' a' O- ~  e6 p3 kOS 制造商: Microsoft Corporation
OS 配置: 独立服务器
OS 构件类型: Multiprocessor Free
: B/ K- J. P* |$ i1 n0 S- s注册的所有人: Windows 用户
) d+ Q( M5 M- }) l/ E6 q系统型号: PowerEdge R620
, B3 K. R  p& ~' F( m系统类型: x64-based PC
- ?4 ?! b0 i1 ~- `, X/ E: q处理器: 安装了 1 个处理器。
[01]: Intel64 Family 6 Model 45 Stepping 7 GenuineIntel ~2400
cat md5.txt
3fb78e9bc0b297e3de4e77531766c37a:f29f95 /* = md5中无法查询的。*/
% M+ B8 a. u& }3 p* u" }/ l865a697fb9b4bd9c6737432aaff136bd:22dc87 /* = 304892415 */
7 C! Q! n6 v: |* t! f15b7a21513f24ffe97d9f9830acf51ad:07626c /* = 123456 */
' X' [+ l& [( n1 A! o. q /* -a 使用穷举模式 -m HASH的类型是VB DISCUZ跟DV加密是一样，?d是代表数字 穷举10个数字 */ hashcat-cli64.exe -a 3 -m 2611 md5.txt ?d?d?d?d?d?d?d?d?d?d
9 S* x+ x+ }5 @Input.Mode: Mask (?d?d?d?d?d)
Index…..: 0/1 (segment), 100000 (words), 0 (bytes)
7 A# d! b/ K5 b8 rRecovered.: 0/3 hashes, 0/3 salts
Speed/sec.: – plains, – words
* z4 y. P: [4 ?) j& E2 w& |3 x7 XProgress..: 100000/100000 (100.00%)
Running…: –:–:–:–
9 N: U, V6 R; P2 F5 e" MEstimated.: –:–:–:–
15b7a21513f24ffe97d9f9830acf51ad:07626c:123456
/ Q/ _% a2 |; q- Y! @Input.Mode: Mask (?d?d?d?d?d?d)
2 t2 }. f: V( W8 }8 u. x; IIndex…..: 0/1 (segment), 1000000 (words), 0 (bytes)
Recovered.: 1/3 hashes, 1/3 salts
Speed/sec.: 7.43M plains, 3.72M words
Progress..: 1000000/1000000 (100.00%)
Running…: 00:00:00:01
- l% S: o! F/ i( f5 M" C* G4 QEstimated.: –:–:–:–
. n7 S; c- U- U; [Input.Mode: Mask (?d?d?d?d?d?d?d)
7 I# y0 }% B1 B6 Y2 {+ L; [. MIndex…..: 0/1 (segment), 10000000 (words), 0 (bytes)
. F% _2 }3 @+ k4 V6 {Recovered.: 1/3 hashes, 1/3 salts
: t# T6 r' I: u5 ]0 o0 J( |4 xSpeed/sec.: 13.67M plains, 6.83M words
Progress..: 10000000/10000000 (100.00%)
Running…: 00:00:00:01
Estimated.: –:–:–:–
Input.Mode: Mask (?d?d?d?d?d?d?d?d)
4 o/ X/ o8 m1 t1 F& YIndex…..: 0/1 (segment), 100000000 (words), 0 (bytes)
Recovered.: 1/3 hashes, 1/3 salts
Speed/sec.: 18.59M plains, 9.29M words
' z+ k# p$ _+ Z) @Progress..: 100000000/100000000 (100.00%)
Running…: 00:00:00:11
Estimated.: –:–:–:–
865a697fb9b4bd9c6737432aaff136bd:22dc87:304892415
/ D/ f' X& D% q可以看到破解 9位3开纯数字密码需要11秒。
0 c6 F3 W; Q( v( s  bInput.Mode: Mask (?d?d?d?d?d?d?d?d?d?d)
Index…..: 0/1 (segment), 10000000000 (words), 0 (bytes)
& ~) z% k1 ]5 z* F+ [$ p. {3 i8 NRecovered.: 2/3 hashes, 2/3 salts
Speed/sec.: 12.70M plains, 12.70M words
Progress..: 10000000000/10000000000 (100.00%)
Running…: 00:00:13:07
+ l/ L1 Z) }- L7 I% hEstimated.: –:–:–:–
而10个数字即需要13分钟，这样的速度如果有服务器是8核或更多，或者自己GPU强劲，会更加快，我测试只是用了一个入门级的CPU。
在这里可以下载到一些字典，不过国人对这些字典貌似无视。
http://blog.g0tmi1k.com/2011/06/dictionaries-wordlists.html