metasploit-framework/modules/post/linux/gather/checkvm.rb

167 lines
4.0 KiB
Ruby

##
# ## This file is part of the Metasploit Framework and may be subject to
# redistribution and commercial restrictions. Please see the Metasploit
# web site for more information on licensing and terms of use.
# http://metasploit.com/
##
require 'msf/core'
require 'rex'
class Metasploit3 < Msf::Post
include Msf::Post::File
include Msf::Post::Linux::Priv
include Msf::Post::Linux::System
def initialize(info={})
super( update_info( info,
'Name' => 'Linux Gather Virtual Environment Detection',
'Description' => %q{
This module attempts to determine whether the system is running
inside of a virtual environment and if so, which one. This
module supports detection of Hyper-V, VMWare, VirtualBox, Xen,
and QEMU/KVM.},
'License' => MSF_LICENSE,
'Author' => [ 'Carlos Perez <carlos_perez[at]darkoperator.com>'],
'Platform' => [ 'linux' ],
'SessionTypes' => [ 'shell', 'meterpreter' ]
))
end
# Run Method for when run command is issued
def run
print_status("Gathering System info ....")
vm = nil
dmi_info = nil
ls_pci_data = nil
if is_root?
dmi_info = cmd_exec("/usr/sbin/dmidecode")
end
# Check DMi Info
if dmi_info
case dmi_info
when /microsoft corporation/i
vm = "MS Hyper-V"
when /vmware/i
vm = "VMware"
when /virtualbox/i
vm = "VirtualBox"
when /qemu/i
vm = "Qemu/KVM"
when /domu/i
vm = "Xen"
end
end
# Check Modules
if not vm
loaded_modules = cmd_exec("/sbin/lsmod")
case loaded_modules.to_s.gsub("\n", " ")
when /vboxsf|vboxguest/i
vm = "VirtualBox"
when /vmw_ballon|vmxnet|vmw/i
vm = "VMware"
when /xen-vbd|xen-vnif/
vm = "Xen"
when /virtio_pci|virtio_net/
vm = "Qemu/KVM"
when /hv_vmbus|hv_blkvsc|hv_netvsc|hv_utils|hv_storvsc/
vm = "MS Hyper-V"
end
end
# Check SCSI Driver
if not vm
proc_scsi = read_file("/proc/scsi/scsi") rescue ""
case proc_scsi.gsub("\n", " ")
when /vmware/i
vm = "VMware"
when /vbox/i
vm = "VirtualBox"
end
end
# Check IDE Devices
if not vm
case cmd_exec("cat /proc/ide/hd*/model")
when /vbox/i
vm = "VirtualBox"
when /vmware/i
vm = "VMware"
when /qemu/i
vm = "Qemu/KVM"
when /virtual [vc]d/i
vm = "Hyper-V/Virtual PC"
end
end
# Check using lspci
if not vm
case get_sysinfo[:distro]
when /oracle|centos|suse|redhat|mandrake|slackware|fedora/i
lspci_data = cmd_exec("/sbin/lspci")
when /debian|ubuntu/
lspci_data = cmd_exec("/usr/bin/lspci")
else
lspci_data = cmd_exec("lspci")
end
case lspci_data.to_s.gsub("\n", " ")
when /vmware/i
vm = "VMware"
when /virtualbox/i
vm = "VirtualBox"
end
end
# Xen bus check
if not vm
if cmd_exec("ls -1 /sys/bus").to_s.split("\n").include?("xen")
vm = "Xen"
end
end
# Check using lscpu
if not vm
case cmd_exec("lscpu")
when /Xen/i
vm = "Xen"
when /KVM/i
vm = "KVM"
when /Microsoft/i
vm = "MS Hyper-V"
end
end
# Check dmesg Output
if not vm
dmesg = cmd_exec("dmesg")
case dmesg
when /vboxbios|vboxcput|vboxfacp|vboxxsdt|vbox cd-rom|vbox harddisk/i
vm = "VirtualBox"
when /vmware virtual ide|vmware pvscsi|vmware virtual platform/i
vm = "VMware"
when /xen_mem|xen-vbd/i
vm = "Xen"
when /qemu virtual cpu version/i
vm = "Qemu/KVM"
when /\/dev\/vmnet/
vm = "VMware"
end
end
if vm
print_good("This appears to be a '#{vm}' virtual machine")
report_vm(vm)
else
print_status("This does not appear to be a virtual machine")
end
end
end