Function at 0x4c98cd
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], 0x54fd30
mov dword [ebp - 0x60], 0x550922
lea eax, [ebp - 0x5c]
lea edx, [ebp - 0x18]
mov dword [eax], edx
mov edx, 0x4ca181
mov dword [eax + 4], edx
mov dword [eax + 8], esp
lea eax, [ebp - 0x7c]
mov dword [esp], eax
call fcn.004e2460
mov dword [ebp - 0x1c], 0
jmp 0x4c9912
nop
jmp 0x4c9912
nop
mov eax, dword [0x6b6264]
cmp eax, 1
jne 0x4c994f
mov dword [0x6b6264], 2
jmp 0x4c9940
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 [0x6b6264]
cmp eax, 2
sete al
test al, al
jne 0x4c9928
mov eax, dword [0x6c6304]
test eax, eax
je 0x4c9965
mov eax, dword [0x6c6300]
test eax, eax
je 0x4ca08d
call fcn.0046ff97
mov dword [0xa4d384], eax
mov edx, dword [0xa4d384]
mov eax, dword [0x6d0a44]
mov ecx, edx
sub ecx, eax
mov eax, ecx
mov dword [0xa4d384], eax
mov edx, dword [0xa4d384]
mov eax, dword [0x6d0a40]
add eax, edx
mov dword [0xa4d384], eax
mov ecx, dword [0xa4d384]
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 [0xa4d384], eax
mov eax, dword [0xa4d384]
mov edx, 0
mov dword [ebp - 0x88], eax
mov dword [ebp - 0x84], edx
fild qword [ebp - 0x88]
fld qword [0x583588]
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 [0xa4d384], eax
mov eax, dword [0xa4d384]
mov byte [0x5a070c], al
mov eax, dword [0xa4d384]
shr eax, 8
mov byte [0x5a070d], al
mov eax, dword [0xa4d384]
shr eax, 0x10
mov byte [0x5a070e], al
mov eax, dword [0xa4bd50]
test eax, eax
je 0x4c9a6d
mov eax, dword [0xa4bd50]
cmp eax, 0xffffffff
je 0x4c9a50
mov dword [0xa4bd50], 0xffffffff
jmp 0x4c9ea0
mov dword [esp], 0x40
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
mov dword [ebp - 0x78], 0xffffffff
call eax
sub esp, 4
jmp 0x4c9912
mov dword [esp], 0xf
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
mov dword [ebp - 0x78], 0xffffffff
call eax
sub esp, 4
mov dword [0x6d0a54], 1
mov dword [0x6d0a50], 1
mov dword [esp], 1
mov eax, dword [sym.imp.KERNEL32.dll_Sleep]
call eax
sub esp, 4
movzx eax, byte [0x5a0268]
test al, al
je 0x4c9ac4
mov dword [0x6b6264], 2
jmp 0x4ca08e
mov eax, dword [0x6b0b4c]
test eax, eax
jne 0x4c9ad2
call fcn.0049d4f1
mov eax, dword [0x6b0b4c]
test eax, eax
je 0x4c9dd7
mov dword [ebp - 0x28], 0
mov eax, dword [0x553054]
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], 0x57015f
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 0x4c9dd7
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 0x4c9dc5
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 0x4c9dc5
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 0x4c9dba
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 0x4c9dba
mov dword [ebp - 0x20], 0
mov eax, dword [ebp - 0x20]
mov dword [ebp - 0x24], eax
jmp 0x4c9c07
mov edx, dword [ebp - 0x24]
mov eax, dword [ebp - 0x30]
add eax, edx
movzx eax, byte [eax]
test al, al
je 0x4c9d8a
mov edx, dword [ebp - 0x24]
mov eax, dword [ebp - 0x30]
add eax, edx
movzx eax, byte [eax]
cmp al, 0x3a
je 0x4c9c19
add dword [ebp - 0x24], 1
mov eax, dword [ebp - 0x24]
cmp eax, dword [ebp - 0x2c]
setl al
test al, al
jne 0x4c9be1
jmp 0x4c9d8b
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 0x4c9c74
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.004c6a6b
cmp dword [ebp - 0x38], 0x4c
jne 0x4c9cc1
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.004c6786
cmp dword [ebp - 0x38], 0x6c
jne 0x4c9d0e
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.004c658c
cmp dword [ebp - 0x38], 0x44
jne 0x4c9d45
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], 0x56e5da
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.00470842
cmp dword [ebp - 0x38], 0x55
jne 0x4c9d7c
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], 0x56e5da
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.004708fd
mov eax, dword [ebp - 0x24]
add eax, 1
mov dword [ebp - 0x20], eax
jmp 0x4c9bd9
nop
mov eax, dword [0x553054]
add eax, 1
mov dword [0x553054], 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 0x4c9adf
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 [0x6c62c0]
test eax, eax
jne 0x4c9e9a
mov dword [0x6c62d4], 1
mov eax, dword [0x6c62d0]
test eax, eax
je 0x4c9e90
mov dword [esp + 8], 1
fld qword [0x583408]
fstp qword [esp]
mov dword [ebp - 0x78], 0xffffffff
call fcn.004921a2
fld qword [0x6c62c8]
fsubp st(1)
fabs
fld qword [0x5834c0]
fxch st(1)
fucompi st(1)
fstp st(0)
setae al
test al, al
je 0x4c9e90
mov eax, dword [0x6c62c4]
mov dword [esp], eax
call fcn.004b1e39
mov dword [0x6c62d0], 0
call fcn.004a35b9
mov dword [0xa4d388], eax
mov eax, dword [0x6c62c4]
mov dword [esp], eax
call fcn.004a3510
mov dword [esp + 8], 2
mov dword [esp + 4], 0xf
mov dword [esp], 0
call fcn.0048da21
mov eax, dword [0xa4d388]
mov dword [esp], eax
call fcn.004a3510
mov dword [0x6c62d4], 0
cmp dword [ebp - 0x1c], 1
jne 0x4c9ec2
mov eax, dword [0x5532d8]
test eax, eax
je 0x4c9eb5
mov dword [ebp - 0x78], 0xffffffff
call fcn.004ca212
mov eax, dword [0x6d090c]
add eax, 1
mov dword [0x6d090c], eax
mov dword [0x6d0a50], 0
mov eax, dword [0xa4bd50]
test eax, eax
jne 0x4c990e
cmp dword [ebp - 0x1c], 0
jne 0x4c9911
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.004702c6
cmp dword [ebp - 0x8c], eax
setne al
test al, al
je 0x4c9f5b
mov dword [esp], 0x30d4b
call fcn.004702c6
test eax, eax
setne al
test al, al
je 0x4c9f43
mov dword [esp], 0x30d4b
call fcn.00470625
jmp 0x4c9f4f
mov dword [esp], 0x30d4b
call fcn.00470533
mov dword [ebp - 0x78], 0xffffffff
call fcn.004cc19f
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.004702c6
cmp dword [ebp - 0x90], eax
setne al
test al, al
je 0x4c9fee
mov dword [esp], 0x187cd
call fcn.004702c6
test eax, eax
setne al
test al, al
je 0x4c9fc5
mov dword [0x6c62a8], 0x12d
mov dword [esp], 0x187cd
call fcn.004708fd
jmp 0x4c9fe2
mov dword [0x6c62a8], 0x12d
mov dword [esp], 0x187cd
mov dword [ebp - 0x78], 0xffffffff
call fcn.00470842
mov dword [ebp - 0x78], 0xffffffff
call fcn.004cc19f
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.004702c6
cmp dword [ebp - 0x94], eax
setne al
test al, al
je 0x4ca081
mov dword [esp], 0x187cc
call fcn.004702c6
test eax, eax
setne al
test al, al
je 0x4ca058
mov dword [0x6c62a8], 0x12c
mov dword [esp], 0x187cc
call fcn.004708fd
jmp 0x4ca075
mov dword [0x6c62a8], 0x12c
mov dword [esp], 0x187cc
mov dword [ebp - 0x78], 0xffffffff
call fcn.00470842
mov dword [ebp - 0x78], 0xffffffff
call fcn.004cc19f
mov eax, dword [0xa4bd50]
test eax, eax
jmp 0x4c9911
nop
mov byte [0x5a0299], 1
mov dword [0x5a0294], 1
jmp 0x4ca0b9
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 [0x6c62bc]
cmp eax, 3
setne al
test al, al
jne 0x4ca0a1
mov eax, dword [0x6c62d0]
test eax, eax
je 0x4ca0de
mov eax, dword [0x6c62c4]
mov dword [esp], eax
call fcn.004b1e39
mov dword [esp + 4], 0
mov dword [esp], 0
mov dword [ebp - 0x78], 0xffffffff
call fcn.00492fe7
mov eax, dword [0x6b0b4c]
test eax, eax
jne 0x4ca107
call fcn.0049d4fd
mov eax, dword [0x6b0b4c]
test eax, eax
je 0x4ca16e
mov dword [esp + 4], 0x56e632
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 0x4ca162
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 [0x6b6278]
mov edx, dword [0x6b627c]
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.004e2900