Function at 0x4f91f5
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], 0x57f6a0
mov dword [ebp - 0x60], 0x580292
lea eax, [ebp - 0x5c]
lea edx, [ebp - 0x18]
mov dword [eax], edx
mov edx, 0x4f9aa9
mov dword [eax + 4], edx
mov dword [eax + 8], esp
lea eax, [ebp - 0x7c]
mov dword [esp], eax
call fcn.00511d80
mov dword [ebp - 0x1c], 0
jmp 0x4f923a
nop
jmp 0x4f923a
nop
mov eax, dword [0x6e4664]
cmp eax, 1
jne 0x4f9277
mov dword [0x6e4664], 2
jmp 0x4f9268
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 [0x6e4664]
cmp eax, 2
sete al
test al, al
jne 0x4f9250
mov eax, dword [0x6f4704]
test eax, eax
je 0x4f928d
mov eax, dword [0x6f4700]
test eax, eax
je 0x4f99b5
call fcn.0049f8bf
mov dword [0xa7b784], eax
mov edx, dword [0xa7b784]
mov eax, dword [0x6fee44]
mov ecx, edx
sub ecx, eax
mov eax, ecx
mov dword [0xa7b784], eax
mov edx, dword [0xa7b784]
mov eax, dword [0x6fee40]
add eax, edx
mov dword [0xa7b784], eax
mov ecx, dword [0xa7b784]
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 [0xa7b784], eax
mov eax, dword [0xa7b784]
mov edx, 0
mov dword [ebp - 0x88], eax
mov dword [ebp - 0x84], edx
fild qword [ebp - 0x88]
fld qword [0x5b2448]
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 [0xa7b784], eax
mov eax, dword [0xa7b784]
mov byte [0x5ce70c], al
mov eax, dword [0xa7b784]
shr eax, 8
mov byte [0x5ce70d], al
mov eax, dword [0xa7b784]
shr eax, 0x10
mov byte [0x5ce70e], al
mov eax, dword [0xa7a150]
test eax, eax
je 0x4f9395
mov eax, dword [0xa7a150]
cmp eax, 0xffffffff
je 0x4f9378
mov dword [0xa7a150], 0xffffffff
jmp 0x4f97c8
mov dword [esp], 0x40
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
mov dword [ebp - 0x78], 0xffffffff
call eax
sub esp, 4
jmp 0x4f923a
mov dword [esp], 0xf
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
mov dword [ebp - 0x78], 0xffffffff
call eax
sub esp, 4
mov dword [0x6fee54], 1
mov dword [0x6fee50], 1
mov dword [esp], 1
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
call eax
sub esp, 4
movzx eax, byte [0x5ce268]
test al, al
je 0x4f93ec
mov dword [0x6e4664], 2
jmp 0x4f99b6
mov eax, dword [0x6deb4c]
test eax, eax
jne 0x4f93fa
call fcn.004cce19
mov eax, dword [0x6deb4c]
test eax, eax
je 0x4f96ff
mov dword [ebp - 0x28], 0
mov eax, dword [0x582054]
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], 0x59f01f
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 0x4f96ff
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 0x4f96ed
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 0x4f96ed
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 0x4f96e2
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 0x4f96e2
mov dword [ebp - 0x20], 0
mov eax, dword [ebp - 0x20]
mov dword [ebp - 0x24], eax
jmp 0x4f952f
mov edx, dword [ebp - 0x24]
mov eax, dword [ebp - 0x30]
add eax, edx
movzx eax, byte [eax]
test al, al
je 0x4f96b2
mov edx, dword [ebp - 0x24]
mov eax, dword [ebp - 0x30]
add eax, edx
movzx eax, byte [eax]
cmp al, 0x3a
je 0x4f9541
add dword [ebp - 0x24], 1
mov eax, dword [ebp - 0x24]
cmp eax, dword [ebp - 0x2c]
setl al
test al, al
jne 0x4f9509
jmp 0x4f96b3
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 0x4f959c
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.004f6393
cmp dword [ebp - 0x38], 0x4c
jne 0x4f95e9
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.004f60ae
cmp dword [ebp - 0x38], 0x6c
jne 0x4f9636
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.004f5eb4
cmp dword [ebp - 0x38], 0x44
jne 0x4f966d
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], 0x59d49a
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.004a016a
cmp dword [ebp - 0x38], 0x55
jne 0x4f96a4
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], 0x59d49a
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.004a0225
mov eax, dword [ebp - 0x24]
add eax, 1
mov dword [ebp - 0x20], eax
jmp 0x4f9501
nop
mov eax, dword [0x582054]
add eax, 1
mov dword [0x582054], 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 0x4f9407
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 [0x6f46c0]
test eax, eax
jne 0x4f97c2
mov dword [0x6f46d4], 1
mov eax, dword [0x6f46d0]
test eax, eax
je 0x4f97b8
mov dword [esp + 8], 1
fld qword [0x5b22c8]
fstp qword [esp]
mov dword [ebp - 0x78], 0xffffffff
call fcn.004c1aca
fld qword [0x6f46c8]
fsubp st(1)
fabs
fld qword [0x5b2380]
fxch st(1)
fucompi st(1)
fstp st(0)
setae al
test al, al
je 0x4f97b8
mov eax, dword [0x6f46c4]
mov dword [esp], eax
call fcn.004e1761
mov dword [0x6f46d0], 0
call fcn.004d2ee1
mov dword [0xa7b788], eax
mov eax, dword [0x6f46c4]
mov dword [esp], eax
call fcn.004d2e38
mov dword [esp + 8], 2
mov dword [esp + 4], 0xf
mov dword [esp], 0
call fcn.004bd349
mov eax, dword [0xa7b788]
mov dword [esp], eax
call fcn.004d2e38
mov dword [0x6f46d4], 0
cmp dword [ebp - 0x1c], 1
jne 0x4f97ea
mov eax, dword [0x5822d8]
test eax, eax
je 0x4f97dd
mov dword [ebp - 0x78], 0xffffffff
call fcn.004f9b3a
mov eax, dword [0x6fed0c]
add eax, 1
mov dword [0x6fed0c], eax
mov dword [0x6fee50], 0
mov eax, dword [0xa7a150]
test eax, eax
jne 0x4f9236
cmp dword [ebp - 0x1c], 0
jne 0x4f9239
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.0049fbee
cmp dword [ebp - 0x8c], eax
setne al
test al, al
je 0x4f9883
mov dword [esp], 0x30d4b
call fcn.0049fbee
test eax, eax
setne al
test al, al
je 0x4f986b
mov dword [esp], 0x30d4b
call fcn.0049ff4d
jmp 0x4f9877
mov dword [esp], 0x30d4b
call fcn.0049fe5b
mov dword [ebp - 0x78], 0xffffffff
call fcn.004fbac7
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.0049fbee
cmp dword [ebp - 0x90], eax
setne al
test al, al
je 0x4f9916
mov dword [esp], 0x187cd
call fcn.0049fbee
test eax, eax
setne al
test al, al
je 0x4f98ed
mov dword [0x6f46a8], 0x12d
mov dword [esp], 0x187cd
call fcn.004a0225
jmp 0x4f990a
mov dword [0x6f46a8], 0x12d
mov dword [esp], 0x187cd
mov dword [ebp - 0x78], 0xffffffff
call fcn.004a016a
mov dword [ebp - 0x78], 0xffffffff
call fcn.004fbac7
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.0049fbee
cmp dword [ebp - 0x94], eax
setne al
test al, al
je 0x4f99a9
mov dword [esp], 0x187cc
call fcn.0049fbee
test eax, eax
setne al
test al, al
je 0x4f9980
mov dword [0x6f46a8], 0x12c
mov dword [esp], 0x187cc
call fcn.004a0225
jmp 0x4f999d
mov dword [0x6f46a8], 0x12c
mov dword [esp], 0x187cc
mov dword [ebp - 0x78], 0xffffffff
call fcn.004a016a
mov dword [ebp - 0x78], 0xffffffff
call fcn.004fbac7
mov eax, dword [0xa7a150]
test eax, eax
jmp 0x4f9239
nop
mov byte [0x5ce299], 1
mov dword [0x5ce294], 1
jmp 0x4f99e1
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 [0x6f46bc]
cmp eax, 3
setne al
test al, al
jne 0x4f99c9
mov eax, dword [0x6f46d0]
test eax, eax
je 0x4f9a06
mov eax, dword [0x6f46c4]
mov dword [esp], eax
call fcn.004e1761
mov dword [esp + 4], 0
mov dword [esp], 0
mov dword [ebp - 0x78], 0xffffffff
call fcn.004c290f
mov eax, dword [0x6deb4c]
test eax, eax
jne 0x4f9a2f
call fcn.004cce25
mov eax, dword [0x6deb4c]
test eax, eax
je 0x4f9a96
mov dword [esp + 4], 0x59d4f2
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 0x4f9a8a
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 [0x6e4678]
mov edx, dword [0x6e467c]
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.00512220