Function at 0x45fb61
Capabilities:
Extract resource via kernel32 functions
Get file size
Read file on windows

Disassembly:
push 0x38c
mov eax, 0x5a39dd
call fcn.00485177
mov esi, dword [ebp + 0xc]
xor ebx, ebx
test esi, esi
jne 0x45fd21
call fcn.0044c963
push eax
lea ecx, [ebp - 0xc0]
call fcn.00450543
mov dword [ebp - 4], ebx
call fcn.0044c969
mov ecx, eax
call fcn.00450d23
test al, al
je 0x45fc4d
push dword [ebp + 8]
lea ecx, [ebp - 0xc0]
call fcn.00450790
push ebx
push 0x80
push 3
push ebx
push 1
push SysReAllocStringLen
lea ecx, [ebp - 0xc0]
call fcn.00450bc9
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov esi, eax
cmp esi, 0xffffffff
jne 0x45fbf0
lea ecx, [ebp - 0xc0]
or dword [ebp - 4], 0xffffffff
call fcn.0045067e
jmp 0x45fec1
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
test edi, edi
je 0x45fbdc
push edi
mov dword [ebp - 0x390], ebx
call fcn.004846b0
pop ecx
push 0
mov ebx, eax
lea eax, [ebp - 0x390]
push eax
push edi
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_ReadFile]
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x390], edi
je 0x45fd16
push ebx
call fcn.00484647
pop ecx
lea ecx, [ebp - 0xc0]
or dword [ebp - 4], 0xffffffff
call fcn.0045067e
jmp 0x45febf
call fcn.0044c969
push eax
lea ecx, [ebp - 0xc0]
call fcn.00450773
call fcn.0044ca9c
test al, al
je 0x45fc6e
call fcn.0044c96f
jmp 0x45fc85
push 2
push ebx
lea ecx, [ebp - 0xc0]
call fcn.00450bc9
push eax
call fcn.00465b81
add esp, 0xc
mov esi, eax
test esi, esi
je 0x45fbdc
lea eax, [ebp - 0x374]
push eax
lea eax, [ebp - 0x384]
push eax
push 1
push dword [ebp + 8]
push esi
call fcn.004655c2
add esp, 0x14
test eax, eax
jne 0x45fbdc
mov edi, dword [ebp - 0x148]
test edi, edi
je 0x45fbdc
push edi
call fcn.004846b0
push 3
push edi
mov ebx, eax
push ebx
push dword [ebp - 0x384]
push esi
call fcn.00465f41
add esp, 0x18
test eax, eax
je 0x45fd06
cmp eax, 0x600
je 0x45fd06
push ebx
call fcn.00484647
pop ecx
call fcn.0044ca9c
test al, al
jne 0x45fc39
push esi
call fcn.0046541c
jmp 0x45fc38
call fcn.0044ca9c
test al, al
jne 0x45fd16
push esi
call fcn.0046541c
pop ecx
lea ecx, [ebp - 0xc0]
jmp 0x45fdd5
push str.fullpath
push esi
call fcn.004d93a0
pop ecx
pop ecx
test eax, eax
jne 0x45fde3
push 0xffffffffffffffff
push dword [ebp + 8]
lea ecx, [ebp - 0x144]
call fcn.00450568
push ebx
push 0x80
push 3
xor eax, eax
lea ecx, [ebp - 0x144]
inc eax
push ebx
push eax
push SysReAllocStringLen
mov dword [ebp - 4], eax
call fcn.00450bc9
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov esi, eax
cmp esi, 0xffffffff
jne 0x45fd7f
lea ecx, [ebp - 0x144]
jmp 0x45fbe2
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
test edi, edi
je 0x45fd74
push edi
mov dword [ebp - 0x394], ebx
call fcn.004846b0
pop ecx
push 0
mov ebx, eax
lea eax, [ebp - 0x394]
push eax
push edi
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_ReadFile]
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x394], edi
je 0x45fdcf
push ebx
call fcn.00484647
pop ecx
lea ecx, [ebp - 0x144]
jmp 0x45fc3f
lea ecx, [ebp - 0x144]
or dword [ebp - 4], 0xffffffff
call fcn.0045067e
jmp 0x45febb
push str.respath
push esi
call fcn.004d93a0
pop ecx
pop ecx
test eax, eax
jne 0x45fe4c
call fcn.0044c954
push 0x5ad050
push dword [ebp + 8]
mov edi, eax
push edi
call dword [sym.imp.KERNEL32.dll_FindResourceW]
mov ebx, eax
test ebx, ebx
je 0x46014e
push ebx
push edi
call dword [sym.imp.KERNEL32.dll_LoadResource]
test eax, eax
je 0x45febf
push eax
call dword [sym.imp.KERNEL32.dll_LockResource]
push ebx
push edi
mov esi, eax
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov edi, eax
push edi
call fcn.004846b0
push edi
mov ebx, eax
push esi
push ebx
call fcn.004d4c70
add esp, 0x10
jmp 0x45febb
push esi
push dword [ebp + 8]
call fcn.0044c954
push eax
call dword [sym.imp.KERNEL32.dll_FindResourceW]
mov esi, eax
test esi, esi
je 0x45fec1
push esi
call fcn.0044c954
push eax
call dword [sym.imp.KERNEL32.dll_LoadResource]
mov dword [ebp - 0x384], eax
push esi
test eax, eax
jne 0x45fe82
call dword [sym.imp.KERNEL32.dll_FreeResource]
jmp 0x45fec1
call fcn.0044c954
push eax
call dword [sym.imp.KERNEL32.dll_SizeofResource]
mov edi, eax
test edi, edi
je 0x45fec1
push edi
call fcn.004846b0
pop ecx
push edi
push dword [ebp - 0x384]
mov ebx, eax
call dword [sym.imp.KERNEL32.dll_LockResource]
push eax
push ebx
call fcn.004d4c70
add esp, 0xc
push esi
call dword [sym.imp.KERNEL32.dll_FreeResource]
test ebx, ebx
jne 0x45ff38
xor ebx, ebx
push ebx
push 0x80
push 3
push ebx
push 1
push SysReAllocStringLen
push dword [ebp + 8]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov esi, eax
cmp esi, 0xffffffff
je 0x46014e
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
test edi, edi
je 0x46014e
push edi
mov dword [ebp - 0x38c], ebx
call fcn.004846b0
pop ecx
push 0
mov ebx, eax
lea eax, [ebp - 0x38c]
push eax
push edi
push ebx
push esi
call dword [sym.imp.KERNEL32.dll_ReadFile]
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp dword [ebp - 0x38c], edi
je 0x45ff30
push ebx
call fcn.00484647
pop ecx
xor ebx, ebx
test ebx, ebx
je 0x46014e
push 4
lea eax, [ebp - 0x398]
push eax
lea eax, [ebp - 0x380]
push eax
lea eax, [ebp - 0x388]
push eax
push edi
push ebx
call fcn.00483203
push ebx
mov edi, eax
call fcn.00484647
add esp, 0x1c
test edi, edi
je 0x46014e
push 0x2c
lea eax, [ebp - 0x3c]
push 0
push eax
call fcn.004d7c10
mov eax, dword [ebp - 0x380]
add esp, 0xc
mov ecx, dword [ebp - 0x388]
neg eax
mov dword [ebp - 0x34], eax
xor edx, edx
xor eax, eax
mov dword [ebp - 0x38], ecx
imul ecx, dword [ebp - 0x380]
inc eax
push 0x20
mov word [ebp - 0x30], ax
mov bl, dl
pop eax
push edx
push edx
mov word [ebp - 0x2e], ax
lea eax, [ebp - 0x37c]
push eax
push edx
lea eax, [ebp - 0x3c]
shl ecx, 2
push eax
push edx
mov dword [ebp - 0x3c], 0x28
mov dword [ebp - 0x2c], edx
mov dword [ebp - 0x28], ecx
mov byte [ebp - 0x375], bl
mov dword [ebp - 0x37c], edx
call dword [sym.imp.GDI32.dll_CreateDIBSection]
mov dword [ebp - 0x384], eax
test eax, eax
je 0x46014e
mov eax, dword [ebp - 0x388]
xor esi, esi
imul eax, dword [ebp - 0x380]
test eax, eax
jle 0x4600fc
mov edx, 0xff
mov eax, dword [ebp - 0x37c]
mov cl, byte [edi + esi*4 + 3]
mov byte [eax + esi*4 + 3], cl
mov ebx, dword [ebp - 0x37c]
cmp byte [ebx + esi*4 + 3], dl
jae 0x46007b
movzx ecx, byte [edi + esi*4 + 3]
xor edx, edx
movzx eax, byte [edi + esi*4 + 2]
imul eax, ecx
mov ecx, 0xff
div ecx
xor edx, edx
mov byte [ebx + esi*4], al
mov ebx, 0xff
movzx ecx, byte [edi + esi*4 + 3]
movzx eax, byte [edi + esi*4 + 1]
imul eax, ecx
mov ecx, dword [ebp - 0x37c]
div ebx
xor edx, edx
mov byte [ecx + esi*4 + 1], al
movzx ecx, byte [edi + esi*4 + 3]
movzx eax, byte [edi + esi*4]
imul eax, ecx
mov ecx, dword [ebp - 0x37c]
div ebx
xor edx, edx
inc edx
mov byte [ecx + esi*4 + 2], al
mov bl, dl
mov byte [ebp - 0x375], bl
jmp 0x4600a6
mov al, byte [edi + esi*4 + 2]
xor edx, edx
mov byte [ebx + esi*4], al
inc edx
mov eax, dword [ebp - 0x37c]
mov cl, byte [edi + esi*4 + 1]
mov bl, byte [ebp - 0x375]
mov byte [eax + esi*4 + 1], cl
mov eax, dword [ebp - 0x37c]
mov cl, byte [edi + esi*4]
mov byte [eax + esi*4 + 2], cl
mov eax, dword [ebp - 0x37c]
mov ecx, dword [ebp + 0x10]
cmp dword [eax + esi*4], ecx
jne 0x4600e1
mov byte [eax + esi*4], 0
mov bl, dl
mov eax, dword [ebp - 0x37c]
mov byte [ebp - 0x375], bl
mov byte [eax + esi*4 + 1], 0
mov eax, dword [ebp - 0x37c]
mov byte [eax + esi*4 + 2], 0
mov eax, dword [ebp - 0x37c]
mov byte [eax + esi*4 + 3], 0
mov eax, dword [ebp - 0x388]
inc esi
imul eax, dword [ebp - 0x380]
mov edx, 0xff
cmp esi, eax
jl 0x460001
push edi
call fcn.00484631
push 0x9c
call fcn.0048464c
pop ecx
mov esi, eax
pop ecx
mov dword [ebp - 0x38c], esi
mov dword [ebp - 4], 2
test esi, esi
je 0x46012b
lea ecx, [esi + 0x14]
call fcn.0045058c
jmp 0x46012d
xor esi, esi
mov eax, dword [ebp - 0x384]
mov dword [esi], eax
mov eax, esi
mov ecx, dword [ebp - 0x388]
mov dword [esi + 4], ecx
mov ecx, dword [ebp - 0x380]
mov dword [esi + 8], ecx
mov byte [esi + 0x10], bl
jmp 0x460150
xor eax, eax
call fcn.00485121
ret