Function at 0x41b4d2
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x48
push ebx
push esi
xor ebx, ebx
push edi
push ebx
push 0x80
push 3
push ebx
push 1
push 0x80000000
mov ecx, 0x47f7c8
call fcn.0041de81
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov esi, eax
or eax, 0xffffffff
cmp esi, eax
mov dword [ebp - 8], esi
je 0x41b818
lea eax, [ebp - 0x38]
mov dword [ebp - 0xc], ebx
push eax
push esi
mov dword [ebp - 0x38], ebx
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, dword [sym.imp.KERNEL32.dll_SetFilePointer]
push 2
push ebx
push 0xfffffffffffffff8
push esi
mov dword [ebp - 0x2c], eax
mov dword [ebp - 0x1c], 8
mov dword [ebp - 0x24], ebx
mov dword [ebp - 0x28], ebx
call edi
lea eax, [ebp - 0xc]
push ebx
push eax
lea eax, [ebp - 0x24]
push 4
push eax
push esi
mov esi, dword [sym.imp.KERNEL32.dll_ReadFile]
call esi
lea eax, [ebp - 0xc]
push ebx
push eax
lea eax, [ebp - 0x28]
push 4
push eax
push dword [ebp - 8]
call esi
cmp dword [ebp - 0x24], 0xb1c2d3e
jne 0x41b577
cmp dword [ebp - 0x28], 0x12345678
je 0x41b6a5
push ebx
push ebx
push 0x198
push dword [ebp - 8]
call edi
lea eax, [ebp - 0xc]
push ebx
push eax
lea eax, [ebp - 0x10]
push 4
push eax
push dword [ebp - 8]
mov dword [ebp - 0x10], ebx
mov dword [ebp - 0x14], ebx
call esi
lea eax, [ebp - 0xc]
push ebx
push eax
lea eax, [ebp - 0x14]
push 4
push eax
push dword [ebp - 8]
call esi
lea eax, [ebp - 0xc]
push ebx
push eax
lea eax, [ebp - 0x30]
push 4
push eax
push dword [ebp - 8]
mov dword [ebp - 0x30], ebx
mov dword [ebp - 0x34], ebx
call esi
lea eax, [ebp - 0xc]
push ebx
push eax
lea eax, [ebp - 0x34]
push 4
push eax
push dword [ebp - 8]
call esi
cmp dword [ebp - 0x10], ebx
jne 0x41b5f1
cmp dword [ebp - 0x14], ebx
jne 0x41b803
mov eax, dword [ebp - 0x30]
mov ecx, dword [ebp - 0x34]
cmp eax, ebx
mov dword [ebp - 0x10], eax
mov dword [ebp - 0x14], ecx
je 0x41b803
mov eax, dword [ebp - 0x10]
cmp eax, dword [ebp - 0x2c]
ja 0x41b803
cmp dword [ebp - 0x14], ebx
je 0x41b803
lea eax, [ebp - 0x3c]
push ebx
push eax
mov dword [ebp - 0x3c], ebx
push dword [ebp - 0x10]
push dword [ebp - 8]
call edi
mov dword [ebp - 0x1c], ebx
push 1
push ebx
push 0xffffffffffffffff
push dword [ebp - 8]
call edi
lea eax, [ebp - 0xc]
push ebx
push eax
lea eax, [ebp - 1]
push 1
push eax
push dword [ebp - 8]
mov byte [ebp - 1], bl
call esi
cmp byte [ebp - 1], bl
jne 0x41b64e
push 1
push ebx
push 0xffffffffffffffff
push dword [ebp - 8]
call edi
inc dword [ebp - 0x1c]
cmp dword [ebp - 0x1c], 8
jl 0x41b619
mov eax, dword [ebp - 0x1c]
push 2
sub dword [ebp - 0x10], eax
add dword [ebp - 0x14], eax
mov eax, dword [ebp - 0x14]
push ebx
add eax, 8
mov dword [ebp - 0x1c], eax
neg eax
push eax
push dword [ebp - 8]
call edi
lea eax, [ebp - 0xc]
push ebx
push eax
lea eax, [ebp - 0x24]
push 4
push eax
push dword [ebp - 8]
call esi
lea eax, [ebp - 0xc]
push ebx
push eax
lea eax, [ebp - 0x28]
push 4
push eax
push dword [ebp - 8]
call esi
cmp dword [ebp - 0x24], 0xb1c2d3e
jne 0x41b803
cmp dword [ebp - 0x28], 0x12345678
jne 0x41b803
push 2
push ebx
push 0xfffffffffffffffc
mov dword [ebp - 0x18], ebx
pop eax
sub eax, dword [ebp - 0x1c]
push eax
push dword [ebp - 8]
call edi
lea eax, [ebp - 0xc]
push ebx
push eax
lea eax, [ebp - 0x18]
push 4
push eax
push dword [ebp - 8]
call esi
mov eax, dword [ebp - 0x18]
cmp eax, 0xffffffff
je 0x41b745
cmp eax, 0x3e8
ja 0x41b7e9
mov ecx, dword [ebp - 0x2c]
push eax
sub ecx, eax
sub ecx, dword [ebp - 0x1c]
sub ecx, 4
push ecx
mov ecx, 0x47f7c8
call fcn.0041de81
push eax
mov ecx, 0x47f068
call fcn.0041dc28
push 0x47f068
lea ecx, [ebp - 0x48]
call fcn.0041cffc
lea ecx, [ebp - 0x48]
call fcn.0041d42e
test al, al
jne 0x41b71e
mov byte [0x47f214], 1
jmp 0x41b73b
lea eax, [ebp - 0x48]
push eax
call fcn.0041eeda
pop ecx
lea ecx, [ebp - 0x48]
call fcn.0041d42e
neg al
sbb al, al
inc al
mov byte [0x47f214], al
lea ecx, [ebp - 0x48]
call fcn.0041d05e
jmp 0x41b74f
mov dword [ebp - 0x18], ebx
mov byte [0x47f214], 1
push 2
push ebx
push 0xfffffffffffffff8
pop eax
sub eax, dword [ebp - 0x18]
sub eax, dword [ebp - 0x1c]
push eax
push dword [ebp - 8]
call edi
lea eax, [ebp - 0xc]
push ebx
push eax
lea eax, [ebp - 0x20]
push 4
push eax
push dword [ebp - 8]
mov dword [ebp - 0x20], ebx
call esi
test eax, eax
jne 0x41b788
push dword [ebp - 8]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push 0xfffffffffffffffe
jmp 0x41b817
mov esi, dword [ebp - 0x2c]
mov eax, esi
sub eax, dword [ebp - 0x20]
sub eax, dword [ebp - 0x18]
sub eax, dword [ebp - 0x1c]
sub eax, 8
cmp eax, 0x3e8
ja 0x41b7e9
push dword [ebp - 8]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
sub esi, dword [ebp - 0x20]
mov ecx, 0x47f7c8
sub esi, dword [ebp - 0x18]
sub esi, dword [ebp - 0x1c]
sub esi, 8
push esi
push dword [ebp - 0x20]
call fcn.0041de81
mov esi, 0x47f3f0
push eax
mov ecx, esi
call fcn.0041dc28
test eax, eax
jge 0x41b7d8
push 0xfffffffffffffffd
jmp 0x41b817
push 0xe8
mov ecx, esi
call fcn.0041da60
cmp eax, dword [ebp - 0x20]
je 0x41b7ff
push ebx
mov ecx, 0x47f0b8
push dword [0x42d3f8]
push ebx
call fcn.0041c404
push 0xfffffffffffffffc
jmp 0x41b817
push 1
jmp 0x41b817
push ebx
mov ecx, 0x47f0b8
push dword [0x42d3f4]
push ebx
call fcn.0041c404
push 0xfffffffffffffffb
pop eax
pop edi
pop esi
pop ebx
leave
ret