Windows

SAM

Stores Windows users' passwords in a hashed format (in LM hash and NTLM hash). These are backups of C:\windows\system32\config\SAM

%SYSTEMROOT%\repair\SAM
%SYSTEMROOT%\System32\config\RegBack\SAM

SystemInfo

ver : OS Version
sc query state=all : Services
tasklist /svc : Processes and Services
echo %USERNAME% : Current user

Find Files of Type

dir /a /s /n c:\.pdf

Add User, Make Admin

net user <user> <pass> /add
net localgroup "Administrators" <user> /add

Disable Firewall

netsh advfirewall set currentprofile state off
netsh advfirewall set allprofiles state off