Function at 0x4187b1
Capabilities:
Get file size
Read file on windows

Disassembly:
sub esp, 0x10
push ebx
push ebp
push esi
push edi
push dword [0x4f08dc]
xor ebp, ebp
mov dword [esp + 0x1c], ebp
call fcn.0042c80b
mov edi, eax
call fcn.00418e10
mov esi, dword [esp + 0x24]
test esi, esi
jne 0x4187dd
mov esi, 0x4c40d4
mov ebx, dword [sym.imp.KERNEL32.dll_CreateFileW]
push ebp
push pe_nt_image_headers32
push 3
push ebp
push 1
push 0xc0000000
push esi
mov dword [edi + 0xc], ebp
call ebx
mov dword [edi], eax
cmp eax, 0xffffffff
jne 0x418884
push ebp
push pe_nt_image_headers32
push 3
push ebp
push 1
push 0x80000000
push esi
call ebx
mov dword [edi], eax
cmp eax, 0xffffffff
jne 0x418833
push ebp
push pe_nt_image_headers32
push 3
push ebp
push 3
push 0x80000000
push esi
call ebx
mov dword [edi], eax
cmp dword [edi], 0xffffffff
mov dword [edi + 0xc], 1
jne 0x418884
mov eax, dword [esp + 0x28]
push esi
mov dword [edi], ebp
mov dword [edi + 0x2c], eax
mov dword [edi + 0x18], 0xfde9
call sub.MSVCRT.dll_wcslen
pop ecx
lea eax, [eax*2 + 2]
push eax
push ebp
push dword [0x4ef29c]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov dword [edi + 4], eax
test eax, eax
je 0x418b05
push esi
push eax
call sub.MSVCRT.dll_wcscpy
pop ecx
pop ecx
jmp 0x418b05
push ebp
push dword [edi]
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov ebx, dword [sym.imp.KERNEL32.dll_ReadFile]
mov dword [esp + 0x14], eax
mov eax, dword [esp + 0x28]
push 3
mov dword [edi + 0x18], ebp
mov dword [edi + 0x2c], eax
mov eax, dword [esp + 0x18]
pop esi
cmp eax, esi
jl 0x4188fb
push ebp
lea eax, [esp + 0x20]
push eax
push esi
lea eax, [esp + 0x1c]
push eax
push dword [edi]
call ebx
cmp dword [esp + 0x1c], esi
jne 0x4188ec
push esi
lea eax, [esp + 0x14]
push 0x4c41a0
push eax
call sub.MSVCRT.dll_memcmp
add esp, 0xc
test eax, eax
jne 0x4188ec
mov dword [edi + 0x18], 0xfde9
mov eax, dword [esp + 0x14]
sub eax, esi
mov dword [esp + 0x14], eax
jmp 0x4188fb
push ebp
push ebp
push ebp
push dword [edi]
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
mov eax, dword [esp + 0x14]
test eax, eax
jle 0x418992
add eax, 2
push eax
push ebp
push dword [0x4ef29c]
cmp dword [edi + 0x18], ebp
jne 0x4189c7
mov ebp, dword [sym.imp.KERNEL32.dll_HeapAlloc]
call ebp
mov esi, eax
test esi, esi
je 0x41898e
mov eax, dword [esp + 0x14]
lea eax, [eax*4 + 2]
push eax
push 0
push dword [0x4ef29c]
call ebp
mov dword [edi + 0x10], eax
test eax, eax
je 0x41898e
push 0
lea eax, [esp + 0x20]
push eax
push dword [esp + 0x1c]
push esi
push dword [edi]
call ebx
mov eax, dword [esp + 0x1c]
mov dword [esp + 0x28], eax
mov eax, dword [esp + 0x14]
shl eax, 2
mov dword [esp + 0x14], eax
lea eax, [esp + 0x28]
push eax
push esi
lea eax, [esp + 0x1c]
push eax
push dword [edi + 0x10]
call fcn.0042de80
push esi
push 0
mov dword [edi + 0x18], 0xfde9
push dword [0x4ef29c]
call dword [sym.imp.KERNEL32.dll_HeapFree]
mov eax, dword [esp + 0x14]
mov ecx, dword [edi + 0x10]
test ecx, ecx
je 0x418b05
xor edx, edx
mov word [ecx + eax], dx
mov eax, dword [esp + 0x14]
mov esi, dword [edi + 0x10]
add eax, esi
mov dword [edi + 0x14], eax
push 0xa
pop ebx
cmp esi, eax
jae 0x418b05
mov al, byte [esi]
cmp al, 0x20
je 0x4189c4
cmp al, 9
jne 0x4189ed
inc esi
jmp 0x4189ba
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov dword [edi + 0x10], eax
test eax, eax
je 0x41898e
push ebp
lea ecx, [esp + 0x20]
push ecx
push dword [esp + 0x1c]
push eax
push dword [edi]
call ebx
mov eax, dword [esp + 0x1c]
mov dword [esp + 0x14], eax
jmp 0x418992
mov al, byte [esi]
cmp al, 0x3b
jne 0x418a31
inc esi
cmp byte [esi], 0x20
jne 0x4189fa
inc esi
push esi
push 2
push dword [esp + 0x20]
lea eax, [edi + 0x1c]
push eax
call fcn.00418b1f
add esp, 0x10
mov dword [esp + 0x18], eax
jmp 0x418a27
mov cl, byte [esi]
cmp cl, bl
je 0x418aee
cmp cl, 0xd
je 0x418aee
inc esi
cmp byte [esi], 0
jne 0x418a13
jmp 0x418aee
cmp al, 0x5b
jne 0x418a82
inc esi
lea eax, [edi + 0x1c]
push esi
push 1
push dword [esp + 0x20]
push eax
call fcn.00418b1f
add esp, 0x10
mov dword [esp + 0x18], eax
jmp 0x418a5e
mov al, byte [esi]
cmp al, 0x5d
je 0x418a6c
cmp al, bl
je 0x418a63
cmp al, 0xd
je 0x418a63
inc esi
cmp byte [esi], 0
jne 0x418a4f
cmp byte [esi], 0x5d
jne 0x418aee
mov byte [esi], 0
jmp 0x418a79
cmp al, bl
je 0x418af1
cmp al, 0xd
je 0x418af2
inc esi
mov al, byte [esi]
test al, al
jne 0x418a71
jmp 0x418af2
cmp al, bl
je 0x418af2
cmp al, 0xd
je 0x418af2
mov edx, esi
jmp 0x418a9d
cmp al, 0x3d
je 0x418aa1
cmp al, 0xd
je 0x418aa1
cmp al, bl
je 0x418aa1
inc esi
mov al, byte [esi]
test al, al
jne 0x418a8e
lea eax, [esi - 1]
jmp 0x418ab3
mov cl, byte [eax]
cmp cl, 0x20
je 0x418ab2
cmp cl, 9
jne 0x418ab7
dec eax
cmp eax, edx
ja 0x418aa6
mov byte [eax + 1], 0
inc esi
mov al, byte [esi]
cmp al, 0x20
je 0x418abb
cmp al, 9
je 0x418abb
push esi
push edx
push dword [esp + 0x20]
lea eax, [edi + 0x1c]
push eax
call fcn.00418b1f
add esp, 0x10
mov dword [esp + 0x18], eax
jmp 0x418ae9
mov al, byte [esi]
cmp al, bl
je 0x418aee
cmp al, 0xd
je 0x418aee
inc esi
cmp byte [esi], 0
jne 0x418ade
mov byte [esi], 0
inc esi
mov al, byte [esi]
cmp al, bl
je 0x418af1
cmp al, 0xd
je 0x418af1
cmp esi, dword [edi + 0x14]
jb 0x4189ba
mov eax, dword [edi]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret 8