Module: Msf::Payload::Linux::Riscv32le::Prepends

Includes:
Prepends
Defined in:
lib/msf/core/payload/linux/riscv32le/prepends.rb

Overview

Linux RISC-V 32-bit prepends

Instance Method Summary collapse

Methods included from Prepends

#apply_prepends, #initialize, #register_prepend_options

Instance Method Details

#appends_map ⇒ Object 



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# File 'lib/msf/core/payload/linux/riscv32le/prepends.rb', line 67

def appends_map
  {
    # exit(0)
    'AppendExit' => [
      0x00000513, # li a0,0       # exit code = 0
      0x05d00893, # li a7,93      # __NR_exit
      0x00000073  # ecall
    ].pack('V*')
  }
end

#appends_order ⇒ Object 



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# File 'lib/msf/core/payload/linux/riscv32le/prepends.rb', line 11

def appends_order
  %w[AppendExit]
end

#prepends_map ⇒ Object 



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# File 'lib/msf/core/payload/linux/riscv32le/prepends.rb', line 15

def prepends_map
  {
    # setuid(0)
    'PrependSetuid' => [
      0x00000513, # li a0,0      # uid = 0
      0x09200893, # li a7,146    # __NR_setuid
      0x00000073  # ecall
    ].pack('V*'),

    # setreuid(0, 0)
    'PrependSetreuid' => [
      0x00000513, # li a0,0       # ruid = 0
      0x00000593, # li a1,0       # euid = 0
      0x09100893, # li a7,145     # __NR_setreuid
      0x00000073  # ecall
    ].pack('V*'),

    # setresuid(0, 0, 0)
    'PrependSetresuid' => [
      0x00000513, # li a0,0       # ruid = 0
      0x00000593, # li a1,0       # euid = 0
      0x00000613, # li a2,0       # suid = 0
      0x09300893, # li a7,147     # __NR_setresuid
      0x00000073  # ecall
    ].pack('V*'),

    # setresgid(0, 0, 0)
    'PrependSetresgid' => [
      0x00000513, # li a0,0       # rgid = 0
      0x00000593, # li a1,0       # egid = 0
      0x00000613, # li a2,0       # sgid = 0
      0x0aa00893, # li a7,170     # __NR_setresgid
      0x00000073  # ecall
    ].pack('V*'),

    # setregid(0, 0)
    'PrependSetregid' => [
      0x00000513, # li a0,0       # rgid = 0
      0x00000593, # li a1,0       # egid = 0
      0x04700893, # li a7,71      # __NR_setregid
      0x00000073  # ecall
    ].pack('V*'),

    # setgid(0)
    'PrependSetgid' => [
      0x00000513, # li a0,0       # gid = 0
      0x02e00893, # li a7,46      # __NR_setgid
      0x00000073  # ecall
    ].pack('V*')
  }
end

#prepends_order ⇒ Object 



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# File 'lib/msf/core/payload/linux/riscv32le/prepends.rb', line 7

def prepends_order
  %w[PrependSetresuid PrependSetreuid PrependSetuid PrependSetresgid PrependSetregid PrependSetgid]
end