Function at 0x42fda0
Capabilities:
Check if file exists
Extract resource via kernel32 functions
Get file size
Read file on windows

Disassembly:
push 0x304
mov eax, 0x4c249d
call fcn.0046491c
mov edi, dword [ebp + 0xc]
xor ebx, ebx
mov esi, dword [ebp + 0x14]
test edi, edi
jne 0x42ff76
call fcn.0042299a
push eax
lea ecx, [ebp - 0xc0]
call fcn.00419688
mov dword [ebp - 4], ebx
call fcn.004229a6
mov ecx, eax
call fcn.00419ea7
test al, al
je 0x42fe9c
push dword [ebp + 8]
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
lea ecx, [ebp - 0xc0]
push dword [ebp + 8]
test eax, eax
jne 0x42fe04
call fcn.00419917
jmp 0x42fe09
call fcn.0041984d
push ebx
push 0x80
push 3
push ebx
push 1
push accept
lea ecx, [ebp - 0xc0]
call fcn.00405cc0
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
jne 0x42fe46
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0xc0]
call fcn.004197af
jmp 0x42ffe5
push 0
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
test esi, esi
jne 0x42fe5e
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
jmp 0x42fe32
and dword [ebp - 0x300], 0
push esi
call fcn.00464a38
pop ecx
push 0
mov edi, eax
lea eax, [ebp - 0x300]
push eax
push esi
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x300], esi
je 0x42ff65
push edi
call fcn.0046416e
pop ecx
jmp 0x42fe32
call fcn.004229a6
push eax
lea ecx, [ebp - 0xc0]
call fcn.004198fa
call fcn.00422cf4
test al, al
je 0x42febd
call fcn.004229ac
jmp 0x42fed4
push 2
push ebx
lea ecx, [ebp - 0xc0]
call fcn.00405cc0
push eax
call fcn.0043cbb2
add esp, 0xc
mov ebx, eax
test ebx, ebx
je 0x42fe32
lea eax, [ebp - 0x2f0]
push eax
lea eax, [ebp - 0x2fc]
push eax
push 1
push dword [ebp + 8]
push ebx
call fcn.0043c5f3
add esp, 0x14
test eax, eax
jne 0x42fe32
mov esi, dword [ebp - 0xc4]
test esi, esi
je 0x42fe32
push esi
call fcn.00464a38
push 3
push esi
mov edi, eax
push edi
push dword [ebp - 0x2fc]
push ebx
call fcn.0043cf72
add esp, 0x18
test eax, eax
je 0x42ff55
cmp eax, 0x600
je 0x42ff55
push edi
call fcn.0046416e
pop ecx
call fcn.00422cf4
test al, al
jne 0x42fe32
push ebx
call fcn.0043c44d
jmp 0x42fe99
call fcn.00422cf4
test al, al
jne 0x42ff65
push ebx
call fcn.0043c44d
pop ecx
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0xc0]
call fcn.004197af
jmp 0x42ffe1
test esi, esi
jne 0x42ff81
call fcn.0042298b
mov esi, eax
push edi
push dword [ebp + 8]
push esi
call dword [sym.imp.KERNEL32.dll_FindResourceW]
mov ebx, eax
test ebx, ebx
je 0x42ffe5
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov dword [ebp - 0x2fc], eax
push ebx
test eax, eax
jne 0x42ffad
call dword [sym.imp.KERNEL32.dll_FreeResource]
jmp 0x42ffe5
push esi
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov esi, eax
test esi, esi
je 0x42ffe5
push esi
call fcn.00464a38
pop ecx
push esi
push dword [ebp - 0x2fc]
mov edi, eax
call dword [sym.imp.KERNEL32.dll_LockResource]
push eax
push edi
call fcn.00465720
add esp, 0xc
push ebx
call dword [sym.imp.KERNEL32.dll_FreeResource]
test edi, edi
jne 0x430062
xor esi, esi
push esi
push 0x80
push 3
push esi
push 1
push accept
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
je 0x43001c
push esi
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov esi, eax
test esi, esi
jne 0x430024
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor eax, eax
call fcn.004648d7
ret
and dword [ebp - 0x304], 0
push esi
call fcn.00464a38
pop ecx
push 0
mov edi, eax
lea eax, [ebp - 0x304]
push eax
push esi
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x304], esi
je 0x43005e
push edi
call fcn.0046416e
pop ecx
xor edi, edi
test edi, edi
je 0x43001c
push 4
lea eax, [ebp - 0x310]
push eax
lea eax, [ebp - 0x30c]
push eax
lea eax, [ebp - 0x308]
push eax
push esi
push edi
call fcn.0043a736
push edi
mov ebx, eax
call fcn.0046416e
add esp, 0x1c
test ebx, ebx
je 0x43001c
push 0x2c
lea eax, [ebp - 0x3c]
push 0
push eax
call fcn.00465ca0
mov eax, dword [ebp - 0x30c]
add esp, 0xc
mov ecx, dword [ebp - 0x308]
neg eax
and dword [ebp - 0x2c], 0
mov edi, ecx
imul edi, dword [ebp - 0x30c]
mov dword [ebp - 0x34], eax
xor eax, eax
inc eax
mov dword [ebp - 0x38], ecx
push 0x20
mov word [ebp - 0x30], ax
xor ecx, ecx
pop eax
mov word [ebp - 0x2e], ax
mov eax, edi
push ecx
shl eax, 2
push ecx
mov dword [ebp - 0x28], eax
lea eax, [ebp - 0x2f8]
push eax
push ecx
lea eax, [ebp - 0x3c]
mov dword [ebp - 0x3c], 0x28
push eax
push ecx
mov byte [ebp - 0x2f1], cl
mov dword [ebp - 0x2f8], ecx
call dword [sym.imp.GDI32.dll_CreateDIBSection]
mov dword [ebp - 0x300], eax
test eax, eax
je 0x43001c
xor esi, esi
test edi, edi
jle 0x43020c
mov edx, 0xff
mov eax, dword [ebp - 0x2f8]
mov cl, byte [ebx + esi*4 + 3]
mov byte [eax + esi*4 + 3], cl
mov ecx, dword [ebp - 0x2f8]
cmp byte [ecx + esi*4 + 3], dl
jae 0x4301a0
movzx ecx, byte [ebx + esi*4 + 3]
xor edx, edx
movzx eax, byte [ebx + esi*4 + 2]
imul eax, ecx
mov ecx, 0xff
div ecx
mov ecx, dword [ebp - 0x2f8]
xor edx, edx
mov byte [ecx + esi*4], al
movzx ecx, byte [ebx + esi*4 + 3]
movzx eax, byte [ebx + esi*4 + 1]
imul eax, ecx
mov ecx, 0xff
div ecx
mov ecx, dword [ebp - 0x2f8]
xor edx, edx
mov byte [ecx + esi*4 + 1], al
movzx ecx, byte [ebx + esi*4 + 3]
movzx eax, byte [ebx + esi*4]
imul eax, ecx
mov ecx, 0xff
div ecx
mov ecx, dword [ebp - 0x2f8]
xor edx, edx
inc edx
mov byte [ebp - 0x2f1], dl
mov byte [ecx + esi*4 + 2], al
jmp 0x4301c5
mov al, byte [ebx + esi*4 + 2]
xor edx, edx
mov byte [ecx + esi*4], al
inc edx
mov eax, dword [ebp - 0x2f8]
mov cl, byte [ebx + esi*4 + 1]
mov byte [eax + esi*4 + 1], cl
mov eax, dword [ebp - 0x2f8]
mov cl, byte [ebx + esi*4]
mov byte [eax + esi*4 + 2], cl
mov eax, dword [ebp - 0x2f8]
mov ecx, dword [ebp + 0x10]
cmp dword [eax + esi*4], ecx
jne 0x4301fe
mov byte [eax + esi*4], 0
mov eax, dword [ebp - 0x2f8]
mov byte [ebp - 0x2f1], dl
mov byte [eax + esi*4 + 1], 0
mov eax, dword [ebp - 0x2f8]
mov byte [eax + esi*4 + 2], 0
mov eax, dword [ebp - 0x2f8]
mov byte [eax + esi*4 + 3], 0
inc esi
mov edx, 0xff
cmp esi, edi
jl 0x43011d
push ebx
call fcn.0043a731
push 0xa0
call fcn.0046412d
pop ecx
mov esi, eax
pop ecx
mov dword [ebp - 0x310], esi
xor eax, eax
inc eax
mov dword [ebp - 4], eax
test esi, esi
je 0x43023a
lea ecx, [esi + 0x18]
call fcn.004196d1
jmp 0x43023c
xor esi, esi
mov eax, dword [ebp - 0x300]
and dword [esi + 4], 0
and dword [esi + 8], 0
mov dword [esi], eax
mov eax, dword [ebp - 0x308]
mov dword [esi + 0xc], eax
mov eax, dword [ebp - 0x30c]
mov dword [esi + 0x10], eax
mov al, byte [ebp - 0x2f1]
mov byte [esi + 0x14], al
mov eax, esi
jmp 0x43001e