Function at 0x498050
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4aa584
mov eax, dword fs:[0]
push eax
sub esp, 0xc0
mov eax, dword [0x4d5e88]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov eax, dword [ebp + 0xc]
mov edi, dword [ebp + 8]
push 0
lea ecx, [ebp - 0xb9]
mov dword [ebp - 0xc0], eax
mov eax, dword [ebp + 0x10]
push ecx
mov dword [ebp - 0xcc], 0
push eax
lea ecx, [ebp - 0x40]
mov dword [ebp - 0xc8], edi
mov dword [ebp - 0x40], 0x4ac9c4
mov dword [ebp - 0x18], 0x4ac9cc
call fcn.00408f6d
lea eax, [ebp - 0x7c]
push eax
lea ecx, [ebp - 0x40]
mov dword [ebp - 4], 0
call fcn.0048e330
mov ebx, 1
mov byte [ebp - 4], 1
mov dword [ebp - 0xcc], ebx
test eax, eax
je 0x4980e8
lea ecx, [eax + 4]
jmp 0x4980ea
xor ecx, ecx
cmp dword [ecx + 0x14], 8
mov esi, dword [ecx + 0x10]
jb 0x4980f5
mov ecx, dword [ecx]
mov eax, 4
cmp esi, eax
cmovb eax, esi
push eax
push 0x4bb590
push ecx
call fcn.0045a257
add esp, 0xc
test eax, eax
jne 0x498126
cmp esi, 4
jae 0x49811c
or eax, 0xffffffff
jmp 0x498124
xor eax, eax
cmp esi, 4
setne al
test eax, eax
sete al
test al, al
jne 0x498180
lea eax, [ebp - 0xb8]
push eax
lea ecx, [ebp - 0x40]
call fcn.0048e330
mov ebx, 3
test eax, eax
je 0x49814a
add eax, 4
jmp 0x49814c
xor eax, eax
cmp dword [eax + 0x14], 8
mov esi, dword [eax + 0x10]
jb 0x498157
mov eax, dword [eax]
push 0
push 0x4c0d0c
push eax
call fcn.0045a257
add esp, 0xc
test eax, eax
jne 0x498172
test esi, esi
setne al
test eax, eax
sete al
mov byte [ebp - 0xb9], 0
test al, al
je 0x498187
mov byte [ebp - 0xb9], 1
test bl, 2
je 0x49819a
lea ecx, [ebp - 0xb8]
and ebx, 0xfffffffd
call fcn.00401b80
mov dword [ebp - 4], 0
test bl, 1
je 0x4981ae
lea ecx, [ebp - 0x7c]
call fcn.00401b80
cmp byte [ebp - 0xb9], 0
je 0x4981d4
push dword [ebp + 0x14]
lea eax, [ebp - 0x40]
push eax
push dword [ebp - 0xc0]
push edi
call fcn.004989a0
add esp, 0x10
mov edi, eax
jmp 0x498337
cmp dword [ebp - 0x28], 8
push 0
push 0x80
push 3
push 0
push 1
lea eax, [ebp - 0x3c]
cmovae eax, dword [ebp - 0x3c]
push SysReAllocStringLen
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov esi, eax
mov dword [ebp - 0xcc], esi
mov byte [ebp - 4], 3
cmp esi, 0xffffffff
je 0x498325
lea eax, [ebp - 0xc4]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov ebx, eax
cmp ebx, 0xffffffff
je 0x498325
cmp dword [ebp - 0xc4], 0
jne 0x498325
push ebx
call fcn.00458527
mov edi, eax
add esp, 4
test edi, edi
je 0x498325
push 0
lea eax, [ebp - 0xc4]
push eax
push ebx
push edi
push esi
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x49831c
cmp dword [ebp - 0xc4], 0
je 0x49831c
lea eax, [ebp - 0x7c]
push eax
lea ecx, [ebp - 0x40]
call fcn.0048e330
mov byte [ebp - 4], 4
test eax, eax
je 0x498286
add eax, 4
jmp 0x498288
xor eax, eax
push str..bmp
push eax
call fcn.00414bb2
add esp, 8
lea ecx, [ebp - 0x7c]
mov bl, al
mov byte [ebp - 4], 3
call fcn.00401b80
test bl, bl
je 0x4982bc
push edi
push dword [ebp - 0xc0]
push dword [ebp - 0xc8]
call fcn.00498970
jmp 0x498305
lea eax, [ebp - 0x7c]
push eax
lea ecx, [ebp - 0x40]
call fcn.0048e330
mov byte [ebp - 4], 5
test eax, eax
je 0x4982d5
add eax, 4
jmp 0x4982d7
xor eax, eax
push str..wmf
push eax
call fcn.00414bb2
add esp, 8
lea ecx, [ebp - 0x7c]
mov bl, al
call fcn.00401b80
test bl, bl
je 0x49831c
push edi
push dword [ebp - 0xc0]
push dword [ebp - 0xc8]
call fcn.004989f0
add esp, 0xc
test eax, eax
je 0x49831c
push edi
call fcn.004593fa
add esp, 4
mov edi, 1
jmp 0x498327
push edi
call fcn.004593fa
add esp, 4
xor edi, edi
test esi, esi
je 0x498337
mov eax, dword [sym.imp.KERNEL32.dll_CloseHandle]
test eax, eax
je 0x498337
push esi
call eax
lea ecx, [ebp - 0x40]
call fcn.00401b80
mov eax, edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.00458e9f
mov esp, ebp
pop ebp
ret