Function at 0x4f9f39
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], 0x5803e0
mov dword [ebp - 0x60], 0x580fd2
lea eax, [ebp - 0x5c]
lea edx, [ebp - 0x18]
mov dword [eax], edx
mov edx, 0x4fa7ed
mov dword [eax + 4], edx
mov dword [eax + 8], esp
lea eax, [ebp - 0x7c]
mov dword [esp], eax
call fcn.00512ac0
mov dword [ebp - 0x1c], 0
jmp 0x4f9f7e
nop
jmp 0x4f9f7e
nop
mov eax, dword [0x6e5664]
cmp eax, 1
jne 0x4f9fbb
mov dword [0x6e5664], 2
jmp 0x4f9fac
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 [0x6e5664]
cmp eax, 2
sete al
test al, al
jne 0x4f9f94
mov eax, dword [0x6f5704]
test eax, eax
je 0x4f9fd1
mov eax, dword [0x6f5700]
test eax, eax
je 0x4fa6f9
call fcn.004a0603
mov dword [0xa7c784], eax
mov edx, dword [0xa7c784]
mov eax, dword [0x6ffe44]
mov ecx, edx
sub ecx, eax
mov eax, ecx
mov dword [0xa7c784], eax
mov edx, dword [0xa7c784]
mov eax, dword [0x6ffe40]
add eax, edx
mov dword [0xa7c784], eax
mov ecx, dword [0xa7c784]
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 [0xa7c784], eax
mov eax, dword [0xa7c784]
mov edx, 0
mov dword [ebp - 0x88], eax
mov dword [ebp - 0x84], edx
fild qword [ebp - 0x88]
fld qword [0x5b3448]
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 [0xa7c784], eax
mov eax, dword [0xa7c784]
mov byte [0x5cf70c], al
mov eax, dword [0xa7c784]
shr eax, 8
mov byte [0x5cf70d], al
mov eax, dword [0xa7c784]
shr eax, 0x10
mov byte [0x5cf70e], al
mov eax, dword [0xa7b150]
test eax, eax
je 0x4fa0d9
mov eax, dword [0xa7b150]
cmp eax, 0xffffffff
je 0x4fa0bc
mov dword [0xa7b150], 0xffffffff
jmp 0x4fa50c
mov dword [esp], 0x40
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
mov dword [ebp - 0x78], 0xffffffff
call eax
sub esp, 4
jmp 0x4f9f7e
mov dword [esp], 0xf
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
mov dword [ebp - 0x78], 0xffffffff
call eax
sub esp, 4
mov dword [0x6ffe54], 1
mov dword [0x6ffe50], 1
mov dword [esp], 1
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
call eax
sub esp, 4
movzx eax, byte [0x5cf268]
test al, al
je 0x4fa130
mov dword [0x6e5664], 2
jmp 0x4fa6fa
mov eax, dword [0x6dfb4c]
test eax, eax
jne 0x4fa13e
call fcn.004cdb5d
mov eax, dword [0x6dfb4c]
test eax, eax
je 0x4fa443
mov dword [ebp - 0x28], 0
mov eax, dword [0x583054]
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], 0x5a001f
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 0x4fa443
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 0x4fa431
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 0x4fa431
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 0x4fa426
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 0x4fa426
mov dword [ebp - 0x20], 0
mov eax, dword [ebp - 0x20]
mov dword [ebp - 0x24], eax
jmp 0x4fa273
mov edx, dword [ebp - 0x24]
mov eax, dword [ebp - 0x30]
add eax, edx
movzx eax, byte [eax]
test al, al
je 0x4fa3f6
mov edx, dword [ebp - 0x24]
mov eax, dword [ebp - 0x30]
add eax, edx
movzx eax, byte [eax]
cmp al, 0x3a
je 0x4fa285
add dword [ebp - 0x24], 1
mov eax, dword [ebp - 0x24]
cmp eax, dword [ebp - 0x2c]
setl al
test al, al
jne 0x4fa24d
jmp 0x4fa3f7
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 0x4fa2e0
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.004f70d7
cmp dword [ebp - 0x38], 0x4c
jne 0x4fa32d
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.004f6df2
cmp dword [ebp - 0x38], 0x6c
jne 0x4fa37a
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.004f6bf8
cmp dword [ebp - 0x38], 0x44
jne 0x4fa3b1
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], 0x59e49a
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.004a0eae
cmp dword [ebp - 0x38], 0x55
jne 0x4fa3e8
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], 0x59e49a
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.004a0f69
mov eax, dword [ebp - 0x24]
add eax, 1
mov dword [ebp - 0x20], eax
jmp 0x4fa245
nop
mov eax, dword [0x583054]
add eax, 1
mov dword [0x583054], 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 0x4fa14b
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 [0x6f56c0]
test eax, eax
jne 0x4fa506
mov dword [0x6f56d4], 1
mov eax, dword [0x6f56d0]
test eax, eax
je 0x4fa4fc
mov dword [esp + 8], 1
fld qword [0x5b32c8]
fstp qword [esp]
mov dword [ebp - 0x78], 0xffffffff
call fcn.004c280e
fld qword [0x6f56c8]
fsubp st(1)
fabs
fld qword [0x5b3380]
fxch st(1)
fucompi st(1)
fstp st(0)
setae al
test al, al
je 0x4fa4fc
mov eax, dword [0x6f56c4]
mov dword [esp], eax
call fcn.004e24a5
mov dword [0x6f56d0], 0
call fcn.004d3c25
mov dword [0xa7c788], eax
mov eax, dword [0x6f56c4]
mov dword [esp], eax
call fcn.004d3b7c
mov dword [esp + 8], 2
mov dword [esp + 4], 0xf
mov dword [esp], 0
call fcn.004be08d
mov eax, dword [0xa7c788]
mov dword [esp], eax
call fcn.004d3b7c
mov dword [0x6f56d4], 0
cmp dword [ebp - 0x1c], 1
jne 0x4fa52e
mov eax, dword [0x5832d8]
test eax, eax
je 0x4fa521
mov dword [ebp - 0x78], 0xffffffff
call fcn.004fa87e
mov eax, dword [0x6ffd0c]
add eax, 1
mov dword [0x6ffd0c], eax
mov dword [0x6ffe50], 0
mov eax, dword [0xa7b150]
test eax, eax
jne 0x4f9f7a
cmp dword [ebp - 0x1c], 0
jne 0x4f9f7d
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.004a0932
cmp dword [ebp - 0x8c], eax
setne al
test al, al
je 0x4fa5c7
mov dword [esp], 0x30d4b
call fcn.004a0932
test eax, eax
setne al
test al, al
je 0x4fa5af
mov dword [esp], 0x30d4b
call fcn.004a0c91
jmp 0x4fa5bb
mov dword [esp], 0x30d4b
call fcn.004a0b9f
mov dword [ebp - 0x78], 0xffffffff
call fcn.004fc80b
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.004a0932
cmp dword [ebp - 0x90], eax
setne al
test al, al
je 0x4fa65a
mov dword [esp], 0x187cd
call fcn.004a0932
test eax, eax
setne al
test al, al
je 0x4fa631
mov dword [0x6f56a8], 0x12d
mov dword [esp], 0x187cd
call fcn.004a0f69
jmp 0x4fa64e
mov dword [0x6f56a8], 0x12d
mov dword [esp], 0x187cd
mov dword [ebp - 0x78], 0xffffffff
call fcn.004a0eae
mov dword [ebp - 0x78], 0xffffffff
call fcn.004fc80b
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.004a0932
cmp dword [ebp - 0x94], eax
setne al
test al, al
je 0x4fa6ed
mov dword [esp], 0x187cc
call fcn.004a0932
test eax, eax
setne al
test al, al
je 0x4fa6c4
mov dword [0x6f56a8], 0x12c
mov dword [esp], 0x187cc
call fcn.004a0f69
jmp 0x4fa6e1
mov dword [0x6f56a8], 0x12c
mov dword [esp], 0x187cc
mov dword [ebp - 0x78], 0xffffffff
call fcn.004a0eae
mov dword [ebp - 0x78], 0xffffffff
call fcn.004fc80b
mov eax, dword [0xa7b150]
test eax, eax
jmp 0x4f9f7d
nop
mov byte [0x5cf299], 1
mov dword [0x5cf294], 1
jmp 0x4fa725
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 [0x6f56bc]
cmp eax, 3
setne al
test al, al
jne 0x4fa70d
mov eax, dword [0x6f56d0]
test eax, eax
je 0x4fa74a
mov eax, dword [0x6f56c4]
mov dword [esp], eax
call fcn.004e24a5
mov dword [esp + 4], 0
mov dword [esp], 0
mov dword [ebp - 0x78], 0xffffffff
call fcn.004c3653
mov eax, dword [0x6dfb4c]
test eax, eax
jne 0x4fa773
call fcn.004cdb69
mov eax, dword [0x6dfb4c]
test eax, eax
je 0x4fa7da
mov dword [esp + 4], 0x59e4f2
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 0x4fa7ce
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 [0x6e5678]
mov edx, dword [0x6e567c]
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.00512f60