Function at 0x448f87
Capabilities:
Extract resource via kernel32 functions
Get file size
Read file on windows

Disassembly:
push 0x30c
mov eax, 0x4b33fc
call fcn.0047c539
mov eax, dword [ebp + 0xc]
xor ebx, ebx
cmp eax, ebx
jne 0x449160
call fcn.00438980
push eax
lea ecx, [ebp - 0xc0]
call fcn.0043df4b
mov dword [ebp - 4], ebx
call fcn.00438986
mov ecx, eax
call fcn.0043dace
test al, al
je 0x44906e
push dword [ebp + 8]
lea ecx, [ebp - 0xc0]
call fcn.0043dc5c
push ebx
push 0x80
push 3
push ebx
push 1
push SysReAllocString
lea ecx, [ebp - 0xc0]
call fcn.00478277
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [ebp - 0x300], eax
cmp eax, 0xffffffff
jne 0x44901a
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0xc0]
call fcn.0043d9a3
jmp 0x4491de
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
cmp esi, ebx
je 0x449006
push esi
mov dword [ebp - 0x2f8], ebx
call fcn.00478154
pop ecx
push ebx
mov edi, eax
lea eax, [ebp - 0x2f8]
push eax
push esi
push edi
push dword [ebp - 0x300]
call dword [sym.imp.KERNEL32.dll_ReadFile]
push dword [ebp - 0x300]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x2f8], esi
je 0x44914f
push edi
call fcn.0047b029
pop ecx
jmp 0x449006
call fcn.00438986
push eax
lea ecx, [ebp - 0xc0]
call fcn.0043dc3f
call fcn.0043898c
test al, al
je 0x44908f
call fcn.00438992
jmp 0x4490a6
push 2
push ebx
lea ecx, [ebp - 0xc0]
call fcn.00478277
push eax
call fcn.0044d4de
add esp, 0xc
mov dword [ebp - 0x2f8], eax
cmp eax, ebx
je 0x449006
lea eax, [ebp - 0x2f0]
push eax
lea eax, [ebp - 0x304]
push eax
push 1
push dword [ebp + 8]
push dword [ebp - 0x2f8]
call fcn.0044bb21
add esp, 0x14
test eax, eax
jne 0x449006
mov esi, dword [ebp - 0xc4]
cmp esi, ebx
je 0x449006
push esi
call fcn.00478154
push 3
push esi
mov edi, eax
push edi
push dword [ebp - 0x304]
push dword [ebp - 0x2f8]
call fcn.0044d53c
add esp, 0x18
cmp eax, ebx
je 0x44913a
cmp eax, 0x600
je 0x44913a
push edi
call fcn.0047b029
pop ecx
call fcn.0043898c
test al, al
jne 0x449006
push dword [ebp - 0x2f8]
call fcn.0044d574
jmp 0x44906b
call fcn.0043898c
test al, al
jne 0x44914f
push dword [ebp - 0x2f8]
call fcn.0044d574
pop ecx
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0xc0]
call fcn.0043d9a3
jmp 0x4491da
push eax
push dword [ebp + 8]
call fcn.00438971
push eax
call dword [sym.imp.KERNEL32.dll_FindResourceW]
mov esi, eax
mov dword [ebp - 0x30c], esi
cmp esi, ebx
je 0x4491de
push esi
call fcn.00438971
push eax
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov dword [ebp - 0x304], eax
push esi
cmp eax, ebx
jne 0x44919c
call dword [sym.imp.KERNEL32.dll_FreeResource]
jmp 0x4491de
call fcn.00438971
push eax
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov esi, eax
cmp esi, ebx
je 0x4491de
push esi
call fcn.00478154
pop ecx
push esi
push dword [ebp - 0x304]
mov edi, eax
call dword [sym.imp.KERNEL32.dll_LockResource]
push eax
push edi
call fcn.0047d330
add esp, 0xc
push dword [ebp - 0x30c]
call dword [sym.imp.KERNEL32.dll_FreeResource]
cmp edi, ebx
jne 0x44925d
push ebx
push 0x80
push 3
push ebx
push 1
push SysReAllocString
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov dword [ebp - 0x300], eax
cmp eax, 0xffffffff
je 0x449256
push ebx
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
cmp esi, ebx
je 0x449256
push esi
mov dword [ebp - 0x30c], ebx
call fcn.00478154
pop ecx
push ebx
mov edi, eax
lea eax, [ebp - 0x30c]
push eax
push esi
push edi
push dword [ebp - 0x300]
call dword [sym.imp.KERNEL32.dll_ReadFile]
push dword [ebp - 0x300]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x30c], esi
je 0x449252
push edi
call fcn.0047b029
pop ecx
xor edi, edi
cmp edi, ebx
jne 0x44925d
xor eax, eax
jmp 0x44946e
push 4
lea eax, [ebp - 0x318]
push eax
lea eax, [ebp - 0x308]
push eax
lea eax, [ebp - 0x310]
push eax
push esi
push edi
call fcn.0045e8ab
push edi
mov dword [ebp - 0x300], eax
call fcn.0047b029
add esp, 0x1c
cmp dword [ebp - 0x300], ebx
je 0x449256
push 0x2c
lea eax, [ebp - 0x3c]
push ebx
push eax
call fcn.0047c5e0
mov eax, dword [ebp - 0x310]
mov ecx, dword [ebp - 0x308]
mov dword [ebp - 0x38], eax
imul eax, dword [ebp - 0x308]
add esp, 0xc
neg ecx
mov dword [ebp - 0x34], ecx
push 0x20
xor ecx, ecx
inc ecx
mov word [ebp - 0x30], cx
pop ecx
push ebx
shl eax, 2
push ebx
mov dword [ebp - 0x28], eax
lea eax, [ebp - 0x2fc]
push eax
push ebx
lea eax, [ebp - 0x3c]
push eax
push ebx
mov dword [ebp - 0x3c], 0x28
mov word [ebp - 0x2e], cx
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 0x2f1], bl
mov dword [ebp - 0x2fc], ebx
call dword [sym.imp.GDI32.dll_CreateDIBSection]
mov dword [ebp - 0x314], eax
cmp eax, ebx
je 0x449256
mov eax, dword [ebp - 0x310]
imul eax, dword [ebp - 0x308]
mov dword [ebp - 0x2f8], ebx
test eax, eax
jle 0x449415
mov ecx, dword [ebp - 0x2f8]
mov eax, dword [ebp - 0x300]
mov edx, dword [ebp - 0x2fc]
lea esi, [eax + ecx*4 + 3]
mov al, byte [esi]
mov byte [edx + ecx*4 + 3], al
mov eax, dword [ebp - 0x2fc]
lea edi, [eax + ecx*4]
cmp byte [edi + 3], 0xff
mov dword [ebp - 0x304], edi
jae 0x4493a1
movzx edx, byte [esi]
movzx eax, byte [esi - 1]
imul eax, edx
xor edx, edx
mov edi, 0xff
div edi
mov edx, dword [ebp - 0x304]
mov byte [ebp - 0x2f1], 1
mov byte [edx], al
movzx edx, byte [esi]
movzx eax, byte [esi - 2]
imul eax, edx
xor edx, edx
div edi
mov edx, dword [ebp - 0x2fc]
mov byte [edx + ecx*4 + 1], al
movzx edx, byte [esi]
movzx eax, byte [esi - 3]
imul eax, edx
xor edx, edx
mov esi, edi
div esi
jmp 0x4493b6
mov al, byte [esi - 1]
mov byte [edi], al
mov al, byte [esi - 2]
mov edx, dword [ebp - 0x2fc]
mov byte [edx + ecx*4 + 1], al
mov al, byte [esi - 3]
mov edx, dword [ebp - 0x2fc]
mov byte [edx + ecx*4 + 2], al
mov eax, dword [ebp - 0x2fc]
mov edx, dword [eax + ecx*4]
cmp edx, dword [ebp + 0x10]
jne 0x4493f6
mov byte [eax + ecx*4], bl
mov eax, dword [ebp - 0x2fc]
mov byte [eax + ecx*4 + 1], bl
mov eax, dword [ebp - 0x2fc]
mov byte [eax + ecx*4 + 2], bl
mov eax, dword [ebp - 0x2fc]
mov byte [eax + ecx*4 + 3], bl
mov byte [ebp - 0x2f1], 1
mov eax, dword [ebp - 0x310]
imul eax, dword [ebp - 0x308]
inc dword [ebp - 0x2f8]
cmp dword [ebp - 0x2f8], eax
jl 0x449324
push dword [ebp - 0x300]
call fcn.00456a0d
push 0x9c
call fcn.00479e99
pop ecx
mov esi, eax
pop ecx
mov dword [ebp - 0x304], esi
mov dword [ebp - 4], 1
cmp esi, ebx
je 0x449449
lea ecx, [esi + 0x14]
call fcn.0043d97b
mov ebx, esi
mov eax, dword [ebp - 0x314]
mov dword [ebx], eax
mov eax, dword [ebp - 0x310]
mov dword [ebx + 4], eax
mov eax, dword [ebp - 0x308]
mov dword [ebx + 8], eax
mov al, byte [ebp - 0x2f1]
mov byte [ebx + 0x10], al
mov eax, ebx
call fcn.0047c5bc
ret