55 lines
1.5 KiB
Ruby
55 lines
1.5 KiB
Ruby
# -*- coding: binary -*-
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module Rex
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module Payloads
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module Win32
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require 'rex/payloads/win32/kernel/common'
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require 'rex/payloads/win32/kernel/recovery'
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require 'rex/payloads/win32/kernel/stager'
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require 'rex/payloads/win32/kernel/migration'
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module Kernel
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#
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# Constructs a kernel-mode payload using the supplied options. The options
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# can be:
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#
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# Recovery : The recovery method to use, such as 'spin'.
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# Stager : The stager method to use, such as 'sud_syscall_hook'.
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# RecoveryStub : The recovery stub that should be used, if any.
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# UserModeStub : The user-mode payload to execute, if any.
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# KernelModeStub: The kernel-mode payload to execute, if any.
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#
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def self.construct(opts = {})
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payload = nil
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# Generate the recovery stub
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if opts['Recovery'] and Kernel::Recovery.respond_to?(opts['Recovery'])
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opts['RecoveryStub'] = Kernel::Recovery.send(opts['Recovery'], opts)
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end
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# Append supplied recovery stub information in case there is some
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# context specific recovery that must be done.
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if opts['AppendRecoveryStub']
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opts['RecoveryStub'] = (opts['RecoveryStub'] || '') + opts['AppendRecoveryStub']
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end
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# Generate the stager
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if opts['Stager'] and Kernel::Stager.respond_to?(opts['Stager'])
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payload = Kernel::Stager.send(opts['Stager'], opts)
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# Or, generate the migrator
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elsif opts['Migrator'] and Kernel::Migration.respond_to?(opts['Migrator'])
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payload = Kernel::Migration.send(opts['Migrator'], opts)
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else
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raise ArgumentError, "A stager or a migrator must be specified."
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end
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payload
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end
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end
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end
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end
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end
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