How to make Virus Fully Undetectable(FUD) Without Crypter Tool

How to make Your Virus Fud - Fully Undetectable Without Crypter Tool

Hello friends Today we learn how to make virus fully undetectable (FUD).

Requierments:-

Backtrack 5r3 or any version (Live or Virtually)

So lets start….

1.      Let you have a virus named with server.exe , now just open www.virustotal.com and scan your virus here. It shows detecton ratio high rated it is before FUD or we can say it Detectable by Anti-Virus.

As you can see in image.

2.      So lets start, Start your Backtrack and place your virus on Desktop.

Now just give the full permission to your virus by typing this command in Terminal.

Chmod 775 Server.exe

Note*--Server.exe is your virus name

3.      Now encrypt your virus with x86/shikata_ga_nai encoder upto 10 times. You can type this command

“msfencode –I /root/Desktop/Server.exe –t raw –o /root/Desktop/Server2.exe –e x86/shikata_ga_nai”

This command takes upto 15-20 mintues for complete.

4.      Now again gives the full permission of your virus typing this command.

5.      Now again encrypt your virus with x86/jmp_call_additive encoder upto 10 times. You can type this command

6.      Now again gives the full permission of your virus typing this command

7.      Now again encrypt your virus with x86/call4_dword_xor  encoder upto 10 times. You can type this command.

8.      Now again gives the full permission of your virus typing this command

9.      Now again encrypt your virus with x86/shikata_ga_nai  encoder upto 10 times. You can type this command

10.  Now give the Final full permission to your Virus.

11.  Finally your virus becomes successfully Fully Undectectable (FUD).

Now again open www.virustotal.com and scan your virus and you can see in image it is not dectect by any Anti-Virus and your virus FUD.

Note – There is change in only virus name as you can see Server.exe is changed with Server1.exe ,,,,Server4.exe.

Author

Kamal