metasploit-framework/modules/payloads/singles/cmd/mainframe/generic_jcl.rb

63 lines
1.7 KiB
Ruby

##
# This is a prototype JCL command payload for z/OS - mainframe.
# It submits the IEFBR14 standard z/OS program, which does nothing
# but complete successfully and return code 0.
#
# See http://www.ibm.com/support/knowledgecenter/SSLTBW_2.1.0/com.ibm.zos.v2r1.ieab500/hpropr.htm?lang=en
# for more information on IEFBR14
##
require 'msf/core'
require 'msf/core/handler/find_shell'
require 'msf/base/sessions/mainframe_shell'
require 'msf/base/sessions/command_shell_options'
module MetasploitModule
include Msf::Payload::Single
include Msf::Payload::Mainframe
include Msf::Sessions::CommandShellOptions
def initialize(info = {})
super(merge_info(info,
'Name' => 'Generic JCL Test for Mainframe Exploits',
'Description' => 'Provide JCL which can be used to submit
a job to JES2 on z/OS which will exit and return 0. This
can be used as a template for other JCL based payloads',
'Author' => 'Bigendian Smalls',
'License' => MSF_LICENSE,
'Platform' => 'mainframe',
'Arch' => ARCH_CMD,
'Handler' => Msf::Handler::None,
'Session' => Msf::Sessions::MainframeShell,
'PayloadType' => 'cmd',
'RequiredCmd' => 'jcl',
'Payload' =>
{
'Offsets' => {},
'Payload' => ''
}
)
)
end
##
# Construct the paload
##
def generate
super + command_string
end
##
# Build the command string for JCL submission
##
def command_string
"//DUMMY JOB (MFUSER),'dummy job',\n" \
"// NOTIFY=&SYSUID,\n" \
"// MSGCLASS=H,\n" \
"// MSGLEVEL=(1,1),\n" \
"// REGION=0M\n" \
"// EXEC PGM=IEFBR14\n"
end
end