Function at 0x4b051d
Capabilities:
Log keystrokes via polling
Read file on windows
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push edi
push esi
push ebx
sub esp, 0x9c
mov dword [ebp - 0x64], 0x536980
mov dword [ebp - 0x60], 0x537572
lea eax, [ebp - 0x5c]
lea edx, [ebp - 0x18]
mov dword [eax], edx
mov edx, 0x4b0dd1
mov dword [eax + 4], edx
mov dword [eax + 8], esp
lea eax, [ebp - 0x7c]
mov dword [esp], eax
call fcn.004c90b0
mov dword [ebp - 0x1c], 0
jmp 0x4b0562
nop
jmp 0x4b0562
nop
mov eax, dword [0x69ae64]
cmp eax, 1
jne 0x4b059f
mov dword [0x69ae64], 2
jmp 0x4b0590
mov dword [esp], 1
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
mov dword [ebp - 0x78], 0xffffffff
call eax
sub esp, 4
mov eax, dword [0x69ae64]
cmp eax, 2
sete al
test al, al
jne 0x4b0578
mov eax, dword [0x6aaf04]
test eax, eax
je 0x4b05b5
mov eax, dword [0x6aaf00]
test eax, eax
je 0x4b0cdd
call fcn.00456be7
mov dword [0xa31f84], eax
mov edx, dword [0xa31f84]
mov eax, dword [0x6b5644]
mov ecx, edx
sub ecx, eax
mov eax, ecx
mov dword [0xa31f84], eax
mov edx, dword [0xa31f84]
mov eax, dword [0x6b5640]
add eax, edx
mov dword [0xa31f84], eax
mov ecx, dword [0xa31f84]
mov edx, 0x31b5d43b
mov eax, ecx
mul edx
mov eax, edx
shr eax, 0x18
imul eax, eax, 0x5265c00
mov edx, ecx
sub edx, eax
mov eax, edx
mov dword [0xa31f84], eax
mov eax, dword [0xa31f84]
mov edx, 0
mov dword [ebp - 0x88], eax
mov dword [ebp - 0x84], edx
fild qword [ebp - 0x88]
fld qword [0x5691a8]
fmulp st(1)
fnstcw word [ebp - 0x7e]
movzx eax, word [ebp - 0x7e]
mov ah, 0xc
mov word [ebp - 0x80], ax
fldcw word [ebp - 0x80]
fistp qword [ebp - 0x88]
fldcw word [ebp - 0x7e]
mov eax, dword [ebp - 0x88]
mov edx, dword [ebp - 0x84]
mov dword [0xa31f84], eax
mov eax, dword [0xa31f84]
mov byte [0x58570c], al
mov eax, dword [0xa31f84]
shr eax, 8
mov byte [0x58570d], al
mov eax, dword [0xa31f84]
shr eax, 0x10
mov byte [0x58570e], al
mov eax, dword [0xa30950]
test eax, eax
je 0x4b06bd
mov eax, dword [0xa30950]
cmp eax, 0xffffffff
je 0x4b06a0
mov dword [0xa30950], 0xffffffff
jmp 0x4b0af0
mov dword [esp], 0x40
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
mov dword [ebp - 0x78], 0xffffffff
call eax
sub esp, 4
jmp 0x4b0562
mov dword [esp], 0xf
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
mov dword [ebp - 0x78], 0xffffffff
call eax
sub esp, 4
mov dword [0x6b5654], 1
mov dword [0x6b5650], 1
mov dword [esp], 1
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
call eax
sub esp, 4
movzx eax, byte [0x585268]
test al, al
je 0x4b0714
mov dword [0x69ae64], 2
jmp 0x4b0cde
mov eax, dword [0x695b4c]
test eax, eax
jne 0x4b0722
call fcn.00484141
mov eax, dword [0x695b4c]
test eax, eax
je 0x4b0a27
mov dword [ebp - 0x28], 0
mov eax, dword [0x539054]
mov dword [esp + 8], eax
mov dword [esp + 4], str.input__d.txt
mov dword [esp], str.XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
call sub.msvcrt.dll_sprintf
mov dword [esp + 4], 0x555d7f
mov dword [esp], str.XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
mov dword [ebp - 0x78], 0xffffffff
call sub.msvcrt.dll_fopen
mov dword [ebp - 0x28], eax
cmp dword [ebp - 0x28], 0
je 0x4b0a27
mov dword [esp + 8], 2
mov dword [esp + 4], 0
mov eax, dword [ebp - 0x28]
mov dword [esp], eax
call sub.msvcrt.dll_fseek
mov eax, dword [ebp - 0x28]
mov dword [esp], eax
call sub.msvcrt.dll_ftell
mov dword [ebp - 0x2c], eax
mov eax, dword [ebp - 0x28]
mov dword [esp], eax
call sub.msvcrt.dll_rewind
cmp dword [ebp - 0x2c], 0
jle 0x4b0a15
mov eax, dword [ebp - 0x2c]
add eax, 1
mov dword [esp + 4], eax
mov dword [esp], 1
call sub.msvcrt.dll_calloc
mov dword [ebp - 0x30], eax
cmp dword [ebp - 0x30], 0
je 0x4b0a15
mov eax, dword [ebp - 0x2c]
mov edx, dword [ebp - 0x28]
mov dword [esp + 0xc], edx
mov dword [esp + 8], eax
mov dword [esp + 4], 1
mov eax, dword [ebp - 0x30]
mov dword [esp], eax
call sub.msvcrt.dll_fread
mov dword [ebp - 0x34], eax
mov eax, dword [ebp - 0x2c]
cmp eax, dword [ebp - 0x34]
jne 0x4b0a0a
mov eax, dword [ebp - 0x2c]
lea edx, [eax - 1]
mov eax, dword [ebp - 0x30]
add eax, edx
movzx eax, byte [eax]
cmp al, 0x2a
jne 0x4b0a0a
mov dword [ebp - 0x20], 0
mov eax, dword [ebp - 0x20]
mov dword [ebp - 0x24], eax
jmp 0x4b0857
mov edx, dword [ebp - 0x24]
mov eax, dword [ebp - 0x30]
add eax, edx
movzx eax, byte [eax]
test al, al
je 0x4b09da
mov edx, dword [ebp - 0x24]
mov eax, dword [ebp - 0x30]
add eax, edx
movzx eax, byte [eax]
cmp al, 0x3a
je 0x4b0869
add dword [ebp - 0x24], 1
mov eax, dword [ebp - 0x24]
cmp eax, dword [ebp - 0x2c]
setl al
test al, al
jne 0x4b0831
jmp 0x4b09db
nop
mov edx, dword [ebp - 0x20]
mov eax, dword [ebp - 0x30]
add eax, edx
movzx eax, byte [eax]
movsx eax, al
mov dword [ebp - 0x38], eax
add dword [ebp - 0x20], 1
cmp dword [ebp - 0x38], 0x4d
jne 0x4b08c4
mov edx, dword [ebp - 0x20]
mov eax, dword [ebp - 0x30]
add edx, eax
lea eax, [ebp - 0x44]
mov dword [esp + 0xc], eax
lea eax, [ebp - 0x40]
mov dword [esp + 8], eax
mov dword [esp + 4], str._d__d
mov dword [esp], edx
call sub.msvcrt.dll_sscanf
mov edx, dword [ebp - 0x44]
mov eax, dword [ebp - 0x40]
mov dword [esp + 4], edx
mov dword [esp], eax
mov dword [ebp - 0x78], 1
call fcn.004ad6bb
cmp dword [ebp - 0x38], 0x4c
jne 0x4b0911
mov edx, dword [ebp - 0x20]
mov eax, dword [ebp - 0x30]
add edx, eax
lea eax, [ebp - 0x44]
mov dword [esp + 0xc], eax
lea eax, [ebp - 0x40]
mov dword [esp + 8], eax
mov dword [esp + 4], str._d__d
mov dword [esp], edx
call sub.msvcrt.dll_sscanf
mov edx, dword [ebp - 0x44]
mov eax, dword [ebp - 0x40]
mov dword [esp + 8], edx
mov dword [esp + 4], eax
mov dword [esp], 0
mov dword [ebp - 0x78], 1
call fcn.004ad3d6
cmp dword [ebp - 0x38], 0x6c
jne 0x4b095e
mov edx, dword [ebp - 0x20]
mov eax, dword [ebp - 0x30]
add edx, eax
lea eax, [ebp - 0x44]
mov dword [esp + 0xc], eax
lea eax, [ebp - 0x40]
mov dword [esp + 8], eax
mov dword [esp + 4], str._d__d
mov dword [esp], edx
call sub.msvcrt.dll_sscanf
mov edx, dword [ebp - 0x44]
mov eax, dword [ebp - 0x40]
mov dword [esp + 8], edx
mov dword [esp + 4], eax
mov dword [esp], 0
mov dword [ebp - 0x78], 1
call fcn.004ad1dc
cmp dword [ebp - 0x38], 0x44
jne 0x4b0995
mov edx, dword [ebp - 0x20]
mov eax, dword [ebp - 0x30]
add edx, eax
lea eax, [ebp - 0x40]
mov dword [esp + 8], eax
mov dword [esp + 4], 0x5541fa
mov dword [esp], edx
call sub.msvcrt.dll_sscanf
mov eax, dword [ebp - 0x40]
mov dword [esp], eax
mov dword [ebp - 0x78], 1
call fcn.00457492
cmp dword [ebp - 0x38], 0x55
jne 0x4b09cc
mov edx, dword [ebp - 0x20]
mov eax, dword [ebp - 0x30]
add edx, eax
lea eax, [ebp - 0x40]
mov dword [esp + 8], eax
mov dword [esp + 4], 0x5541fa
mov dword [esp], edx
call sub.msvcrt.dll_sscanf
mov eax, dword [ebp - 0x40]
mov dword [esp], eax
mov dword [ebp - 0x78], 1
call fcn.0045754d
mov eax, dword [ebp - 0x24]
add eax, 1
mov dword [ebp - 0x20], eax
jmp 0x4b0829
nop
mov eax, dword [0x539054]
add eax, 1
mov dword [0x539054], eax
mov eax, dword [ebp - 0x30]
mov dword [esp], eax
call sub.msvcrt.dll_free
mov eax, dword [ebp - 0x28]
mov dword [esp], eax
mov dword [ebp - 0x78], 1
call sub.msvcrt.dll_fclose
jmp 0x4b072f
mov eax, dword [ebp - 0x30]
mov dword [esp], eax
call sub.msvcrt.dll_free
mov eax, dword [ebp - 0x28]
mov dword [esp], eax
mov dword [ebp - 0x78], 0xffffffff
call sub.msvcrt.dll_fclose
xor dword [ebp - 0x1c], 1
mov eax, dword [0x6aaec0]
test eax, eax
jne 0x4b0aea
mov dword [0x6aaed4], 1
mov eax, dword [0x6aaed0]
test eax, eax
je 0x4b0ae0
mov dword [esp + 8], 1
fld qword [0x569028]
fstp qword [esp]
mov dword [ebp - 0x78], 0xffffffff
call fcn.00478df2
fld qword [0x6aaec8]
fsubp st(1)
fabs
fld qword [0x5690e0]
fxch st(1)
fucompi st(1)
fstp st(0)
setae al
test al, al
je 0x4b0ae0
mov eax, dword [0x6aaec4]
mov dword [esp], eax
call fcn.00498a89
mov dword [0x6aaed0], 0
call fcn.0048a209
mov dword [0xa31f88], eax
mov eax, dword [0x6aaec4]
mov dword [esp], eax
call fcn.0048a160
mov dword [esp + 8], 2
mov dword [esp + 4], 0xf
mov dword [esp], 0
call fcn.00474671
mov eax, dword [0xa31f88]
mov dword [esp], eax
call fcn.0048a160
mov dword [0x6aaed4], 0
cmp dword [ebp - 0x1c], 1
jne 0x4b0b12
mov eax, dword [0x5392d8]
test eax, eax
je 0x4b0b05
mov dword [ebp - 0x78], 0xffffffff
call fcn.004b0e62
mov eax, dword [0x6b550c]
add eax, 1
mov dword [0x6b550c], eax
mov dword [0x6b5650], 0
mov eax, dword [0xa30950]
test eax, eax
jne 0x4b055e
cmp dword [ebp - 0x1c], 0
jne 0x4b0561
mov dword [esp], 0x91
mov eax, dword [sym.imp.USER32.dll_GetKeyState]
mov dword [ebp - 0x78], 0xffffffff
call eax
sub esp, 4
cwde
mov edx, eax
and edx, 1
mov dword [ebp - 0x8c], edx
mov dword [esp], 0x30d4b
call fcn.00456f16
cmp dword [ebp - 0x8c], eax
setne al
test al, al
je 0x4b0bab
mov dword [esp], 0x30d4b
call fcn.00456f16
test eax, eax
setne al
test al, al
je 0x4b0b93
mov dword [esp], 0x30d4b
call fcn.00457275
jmp 0x4b0b9f
mov dword [esp], 0x30d4b
call fcn.00457183
mov dword [ebp - 0x78], 0xffffffff
call fcn.004b2def
mov dword [esp], 0x14
mov eax, dword [sym.imp.USER32.dll_GetKeyState]
mov dword [ebp - 0x78], 0xffffffff
call eax
sub esp, 4
cwde
mov ecx, eax
and ecx, 1
mov dword [ebp - 0x90], ecx
mov dword [esp], 0x187cd
call fcn.00456f16
cmp dword [ebp - 0x90], eax
setne al
test al, al
je 0x4b0c3e
mov dword [esp], 0x187cd
call fcn.00456f16
test eax, eax
setne al
test al, al
je 0x4b0c15
mov dword [0x6aaea8], 0x12d
mov dword [esp], 0x187cd
call fcn.0045754d
jmp 0x4b0c32
mov dword [0x6aaea8], 0x12d
mov dword [esp], 0x187cd
mov dword [ebp - 0x78], 0xffffffff
call fcn.00457492
mov dword [ebp - 0x78], 0xffffffff
call fcn.004b2def
mov dword [esp], 0x90
mov eax, dword [sym.imp.USER32.dll_GetKeyState]
mov dword [ebp - 0x78], 0xffffffff
call eax
sub esp, 4
cwde
mov edx, eax
and edx, 1
mov dword [ebp - 0x94], edx
mov dword [esp], 0x187cc
call fcn.00456f16
cmp dword [ebp - 0x94], eax
setne al
test al, al
je 0x4b0cd1
mov dword [esp], 0x187cc
call fcn.00456f16
test eax, eax
setne al
test al, al
je 0x4b0ca8
mov dword [0x6aaea8], 0x12c
mov dword [esp], 0x187cc
call fcn.0045754d
jmp 0x4b0cc5
mov dword [0x6aaea8], 0x12c
mov dword [esp], 0x187cc
mov dword [ebp - 0x78], 0xffffffff
call fcn.00457492
mov dword [ebp - 0x78], 0xffffffff
call fcn.004b2def
mov eax, dword [0xa30950]
test eax, eax
jmp 0x4b0561
nop
mov byte [0x585299], 1
mov dword [0x585294], 1
jmp 0x4b0d09
mov dword [esp], 0x10
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
mov dword [ebp - 0x78], 0xffffffff
call eax
sub esp, 4
mov eax, dword [0x6aaebc]
cmp eax, 3
setne al
test al, al
jne 0x4b0cf1
mov eax, dword [0x6aaed0]
test eax, eax
je 0x4b0d2e
mov eax, dword [0x6aaec4]
mov dword [esp], eax
call fcn.00498a89
mov dword [esp + 4], 0
mov dword [esp], 0
mov dword [ebp - 0x78], 0xffffffff
call fcn.00479c37
mov eax, dword [0x695b4c]
test eax, eax
jne 0x4b0d57
call fcn.0048414d
mov eax, dword [0x695b4c]
test eax, eax
je 0x4b0dbe
mov dword [esp + 4], 0x554252
mov dword [esp], str..._final.txt
mov dword [ebp - 0x78], 0xffffffff
call sub.msvcrt.dll_fopen
mov dword [ebp - 0x3c], eax
cmp dword [ebp - 0x3c], 0
je 0x4b0db2
mov eax, dword [ebp - 0x3c]
mov dword [esp + 0xc], eax
mov dword [esp + 8], 0x17
mov dword [esp + 4], 1
mov dword [esp], str.Program_exited_normally
call sub.msvcrt.dll_fwrite
mov eax, dword [ebp - 0x3c]
mov dword [esp], eax
call sub.msvcrt.dll_fclose
mov dword [esp], 0
call sub.msvcrt.dll_exit
mov eax, dword [0x69ae78]
mov edx, dword [0x69ae7c]
mov dword [esp], eax
call sub.msvcrt.dll_exit
lea ebp, [ebp + 0x18]
mov eax, dword [ebp - 0x74]
mov dword [esp], eax
mov dword [ebp - 0x78], 0xffffffff
call fcn.004c9550