Download the source and compile using Always compile with the following
$ gcc scexec.c -o scexec -fno-stack-protector -z execstack
OR
$ i586-mingw32msvc-gcc scexec.c -o scexec.exe -fno-stack-protector
Remember to disable ASLR: $ echo 0 > /proc/sys/kernel/randomize_va_space
scexec: Takes shellcode in the format \x6a\x3b\x58 and runs the hell out of it!
Usage: ./scexec { [options] | "shellcode" }
NOTES: - Use double quotes for your shellcode - Remember, \x00 is a bad char
Options: -i, --input The file containing shellcode -h, --help Show this message