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Senin, 17 November 2008

Basics of Hacking

Getting Ip's:--

To see the ip all computers you are connected to (web servers, people attempting to hack into your computer).
Go to dos (start>run>type command) and run the netstat command. Type netstat /? for details.


Type netstat -r at the command prompt to see the ip of all computers you are connected to

In MSN (and other programs) when you are chatting to someone everything you type goes through the MSN servers first (they act as a proxy) so you see their ip rather than who you are chatting to. You can get round this by sending them a file as MSN doesn't send file through its proxy.
When you type the netstat -r (or -a for a different view) the ip's are under the foreign address table. The ports are seperated by a : . Different programs use different ports, so you can work out which ip's are from which program.


Connecting to other computers and what ports are:--

Servers send information. Clients retrieve. Simple.
Windows comes with a built in program to connect to other computers called telnet.
To start Windows telnet Start menu> Run> type Telnet. Click connect> remote system
Ports are doors into computers. Hosts are computer names
(ip number or a name that is translated into the ip automatically)
Different programs open different ports, but they always open the same ports so other computers know which port to connect to. You can get a port list listing all the different ports, but a basic one is:
11 :- Sends info on the computer
21 :- FTP (File transfer program)
23 :- Telnet (Login to the computers command line)
25 :- Smtp (Sends mail)
80 :- Http (Web pages)
There are thousands of different programs using different ports. You can get programs called portscanners which check a computer for all ports up to a certain number, looking for ways in. You can portscan a computer looking for ways-in.
Anyway, back to telnet.
Type www.yahoo.com as the host and port as 80 the click connect.
If nothing happens, you're in. Wow. You are connected to Yahoo's server.
You can now type http commands (you are connected to an http server, so it supports http commands). Ie. on an ftp server you can type open and it will do something. On an http server it will just wonder what the hell you are on about.
Type get / http/1.0 then press enter twice to get the file on the server at / (try /index.html) etc.)


Allowing dos and regedit in a restricted Windows

A very simple tactic I found after accidentally locking myself out of dos and regedit is to open notepad and type the following:
REGEDIT4
[HKEY_CURRENT_USERSoftwareMicrosoftWindowsCurrentVersionPoliciesWinOldApp]
"Disabled"=dword:0
[HKEY_CURRENT_USERSoftwareMicrosoftWindowsCurrentVersionPoliciesSystem]
"DisableRegistryTools"=dword:0
Save it as something.reg then run it. Simple.


Proxies

Proxies are computers that you connect through, hiding your computer. Most aren't anonymous, they give away your ip. Some are. Good anonymous proxies: mail.uraltelecom.ru:8080 and 194.247.87.4:8080.
Different programs require different ways of using proxies. To do it in internet explorer 5 go to tools, internet options, connections, settings. In the above proxies they are in the format host:port

Meaning Of

Hacking a website or its member section
First of all,why you want to hack a webpage?Is it a certain webpage or any site at all? There are many reasons to hack a website, or a webmaster.Maybe you want to take a revenge or maybe you want to have fun or just learn how to do it ! You can deface the website which means replace the original index with a new one or you can gain access to the member area of the site which might be easier.

Defacing
You can deface the site through telnet or your browser by running remote commands on an old or misconfigured server, the hard thing to do is find an old server , maybe a network of a school or university would do,get a CGI BUG searcher.This program will scan ranges of IPs for web-servers and will scan them for known bugs in their cgis or other bugs and holes.You can learn how to exploite a certain hole by adding in yahoo the name of the bug/hole and the word exploit,search for "cmd.exe exploit".There are more than 700 holes that many servers might have! You can also deface a website by finding the ftp password and just browse through the sites ftp and replace the index.htm.You do that with the :

Brute force
To do that you need a brute forcer or brute force attacker and some word lists,the brute forcer sends multiple user/pass requests of words that picks up from namelists and tries to hack the account untill it does! So lets say imagine a porn site that asks for a password , you go there you copy their address , you add the address in a program called brute forcer and then from the brute forcer you choose a text file with names to be used as usernames and a text with names to be used as passwords,the brute forcer will try untill it finds a correct user/pass This should be easier for the newbies than exploiting cgi bugs , many of the newbies havent even heard of it i hope i didnt confuse you with this tutorial there might be more tuts about web hacking and cgi bugs and such.Till then try to find the way to cgi bugs yourself with the cgi scanners in the Web Hacks section or download a brute forcer to crack accounts.

Computer virus

A computer virus is a self-replicating computer program written to alter the way a computer operates, without the permission or knowledge of the user.
Though the term is commonly used to refer to a range of malware, a true virus must replicate itself, and must execute itself.

The latter criteria are often met by a virus which replaces existing executable files with a virus-infected copy.

While viruses can be intentionally destructive—destroying data, for example—some viruses are benign or merely annoying..

Malware

Malware ("malicious software") is software designed to infiltrate or damage a computer system, without the owner's consent.
The term describes the intent of the creator, rather than any particular features.

Malware is commonly taken to include computer viruses, Trojan horses, spyware and adware..

Cyber security standards

Cyber security standards are security standards which enable organizations to practice safe security techniques in order to minimize the number of successful cyber security attacks..

Computer insecurity

Many current computer systems have only limited security precautions in place.
Serious financial damage has been caused by computer security breaches, but reliably estimating costs is quite difficult.

Figures in the billions of dollars have been quoted in relation to the damage caused by malware such as computer worms like the Code Red worm, but such estimates may be exaggerated.

However, other losses, such as those caused by the compromise of credit card information, can be more easily determined, and they have been substantial, as measured by millions of individual victims of identity theft each year in each of several nations, and the severe hardship imposed on each victim..