Function at 0x491819
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], 0x517c70
mov dword [ebp - 0x60], 0x518862
lea eax, [ebp - 0x5c]
lea edx, [ebp - 0x18]
mov dword [eax], edx
mov edx, 0x4920cd
mov dword [eax + 4], edx
mov dword [eax + 8], esp
lea eax, [ebp - 0x7c]
mov dword [esp], eax
call fcn.004aa3a0
mov dword [ebp - 0x1c], 0
jmp 0x49185e
nop
jmp 0x49185e
nop
mov eax, dword [0x67b624]
cmp eax, 1
jne 0x49189b
mov dword [0x67b624], 2
jmp 0x49188c
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 [0x67b624]
cmp eax, 2
sete al
test al, al
jne 0x491874
mov eax, dword [0x68b6c4]
test eax, eax
je 0x4918b1
mov eax, dword [0x68b6c0]
test eax, eax
je 0x491fd9
call fcn.00437ee3
mov dword [0xa12744], eax
mov edx, dword [0xa12744]
mov eax, dword [0x695e04]
mov ecx, edx
sub ecx, eax
mov eax, ecx
mov dword [0xa12744], eax
mov edx, dword [0xa12744]
mov eax, dword [0x695e00]
add eax, edx
mov dword [0xa12744], eax
mov ecx, dword [0xa12744]
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 [0xa12744], eax
mov eax, dword [0xa12744]
mov edx, 0
mov dword [ebp - 0x88], eax
mov dword [ebp - 0x84], edx
fild qword [ebp - 0x88]
fld qword [0x549f28]
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 [0xa12744], eax
mov eax, dword [0xa12744]
mov byte [0x56670c], al
mov eax, dword [0xa12744]
shr eax, 8
mov byte [0x56670d], al
mov eax, dword [0xa12744]
shr eax, 0x10
mov byte [0x56670e], al
mov eax, dword [0xa11110]
test eax, eax
je 0x4919b9
mov eax, dword [0xa11110]
cmp eax, 0xffffffff
je 0x49199c
mov dword [0xa11110], 0xffffffff
jmp 0x491dec
mov dword [esp], 0x40
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
mov dword [ebp - 0x78], 0xffffffff
call eax
sub esp, 4
jmp 0x49185e
mov dword [esp], 0xf
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
mov dword [ebp - 0x78], 0xffffffff
call eax
sub esp, 4
mov dword [0x695e14], 1
mov dword [0x695e10], 1
mov dword [esp], 1
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
call eax
sub esp, 4
movzx eax, byte [0x566268]
test al, al
je 0x491a10
mov dword [0x67b624], 2
jmp 0x491fda
mov eax, dword [0x676b4c]
test eax, eax
jne 0x491a1e
call fcn.0046543d
mov eax, dword [0x676b4c]
test eax, eax
je 0x491d23
mov dword [ebp - 0x28], 0
mov eax, dword [0x51a054]
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], 0x536aff
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 0x491d23
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 0x491d11
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 0x491d11
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 0x491d06
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 0x491d06
mov dword [ebp - 0x20], 0
mov eax, dword [ebp - 0x20]
mov dword [ebp - 0x24], eax
jmp 0x491b53
mov edx, dword [ebp - 0x24]
mov eax, dword [ebp - 0x30]
add eax, edx
movzx eax, byte [eax]
test al, al
je 0x491cd6
mov edx, dword [ebp - 0x24]
mov eax, dword [ebp - 0x30]
add eax, edx
movzx eax, byte [eax]
cmp al, 0x3a
je 0x491b65
add dword [ebp - 0x24], 1
mov eax, dword [ebp - 0x24]
cmp eax, dword [ebp - 0x2c]
setl al
test al, al
jne 0x491b2d
jmp 0x491cd7
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 0x491bc0
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.0048e9b7
cmp dword [ebp - 0x38], 0x4c
jne 0x491c0d
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.0048e6d2
cmp dword [ebp - 0x38], 0x6c
jne 0x491c5a
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.0048e4d8
cmp dword [ebp - 0x38], 0x44
jne 0x491c91
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], 0x534f7a
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.0043878e
cmp dword [ebp - 0x38], 0x55
jne 0x491cc8
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], 0x534f7a
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.00438849
mov eax, dword [ebp - 0x24]
add eax, 1
mov dword [ebp - 0x20], eax
jmp 0x491b25
nop
mov eax, dword [0x51a054]
add eax, 1
mov dword [0x51a054], 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 0x491a2b
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 [0x68b680]
test eax, eax
jne 0x491de6
mov dword [0x68b694], 1
mov eax, dword [0x68b690]
test eax, eax
je 0x491ddc
mov dword [esp + 8], 1
fld qword [0x549da8]
fstp qword [esp]
mov dword [ebp - 0x78], 0xffffffff
call fcn.0045a0ee
fld qword [0x68b688]
fsubp st(1)
fabs
fld qword [0x549e60]
fxch st(1)
fucompi st(1)
fstp st(0)
setae al
test al, al
je 0x491ddc
mov eax, dword [0x68b684]
mov dword [esp], eax
call fcn.00479d85
mov dword [0x68b690], 0
call fcn.0046b505
mov dword [0xa12748], eax
mov eax, dword [0x68b684]
mov dword [esp], eax
call fcn.0046b45c
mov dword [esp + 8], 2
mov dword [esp + 4], 0xf
mov dword [esp], 0
call fcn.0045596d
mov eax, dword [0xa12748]
mov dword [esp], eax
call fcn.0046b45c
mov dword [0x68b694], 0
cmp dword [ebp - 0x1c], 1
jne 0x491e0e
mov eax, dword [0x51a2d8]
test eax, eax
je 0x491e01
mov dword [ebp - 0x78], 0xffffffff
call fcn.0049215e
mov eax, dword [0x695ccc]
add eax, 1
mov dword [0x695ccc], eax
mov dword [0x695e10], 0
mov eax, dword [0xa11110]
test eax, eax
jne 0x49185a
cmp dword [ebp - 0x1c], 0
jne 0x49185d
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.00438212
cmp dword [ebp - 0x8c], eax
setne al
test al, al
je 0x491ea7
mov dword [esp], 0x30d4b
call fcn.00438212
test eax, eax
setne al
test al, al
je 0x491e8f
mov dword [esp], 0x30d4b
call fcn.00438571
jmp 0x491e9b
mov dword [esp], 0x30d4b
call fcn.0043847f
mov dword [ebp - 0x78], 0xffffffff
call fcn.004940eb
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.00438212
cmp dword [ebp - 0x90], eax
setne al
test al, al
je 0x491f3a
mov dword [esp], 0x187cd
call fcn.00438212
test eax, eax
setne al
test al, al
je 0x491f11
mov dword [0x68b668], 0x12d
mov dword [esp], 0x187cd
call fcn.00438849
jmp 0x491f2e
mov dword [0x68b668], 0x12d
mov dword [esp], 0x187cd
mov dword [ebp - 0x78], 0xffffffff
call fcn.0043878e
mov dword [ebp - 0x78], 0xffffffff
call fcn.004940eb
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.00438212
cmp dword [ebp - 0x94], eax
setne al
test al, al
je 0x491fcd
mov dword [esp], 0x187cc
call fcn.00438212
test eax, eax
setne al
test al, al
je 0x491fa4
mov dword [0x68b668], 0x12c
mov dword [esp], 0x187cc
call fcn.00438849
jmp 0x491fc1
mov dword [0x68b668], 0x12c
mov dword [esp], 0x187cc
mov dword [ebp - 0x78], 0xffffffff
call fcn.0043878e
mov dword [ebp - 0x78], 0xffffffff
call fcn.004940eb
mov eax, dword [0xa11110]
test eax, eax
jmp 0x49185d
nop
mov byte [0x566299], 1
mov dword [0x566294], 1
jmp 0x492005
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 [0x68b67c]
cmp eax, 3
setne al
test al, al
jne 0x491fed
mov eax, dword [0x68b690]
test eax, eax
je 0x49202a
mov eax, dword [0x68b684]
mov dword [esp], eax
call fcn.00479d85
mov dword [esp + 4], 0
mov dword [esp], 0
mov dword [ebp - 0x78], 0xffffffff
call fcn.0045af33
mov eax, dword [0x676b4c]
test eax, eax
jne 0x492053
call fcn.00465449
mov eax, dword [0x676b4c]
test eax, eax
je 0x4920ba
mov dword [esp + 4], 0x534fd2
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 0x4920ae
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 [0x67b638]
mov edx, dword [0x67b63c]
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.004aa840