Function at 0x41b51d
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, 0x47f7b8
call fcn.0041decc
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov esi, eax
or eax, 0xffffffff
cmp esi, eax
mov dword [ebp - 8], esi
je 0x41b863
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 0x41b5c2
cmp dword [ebp - 0x28], 0x12345678
je 0x41b6f0
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 0x41b63c
cmp dword [ebp - 0x14], ebx
jne 0x41b84e
mov eax, dword [ebp - 0x30]
mov ecx, dword [ebp - 0x34]
cmp eax, ebx
mov dword [ebp - 0x10], eax
mov dword [ebp - 0x14], ecx
je 0x41b84e
mov eax, dword [ebp - 0x10]
cmp eax, dword [ebp - 0x2c]
ja 0x41b84e
cmp dword [ebp - 0x14], ebx
je 0x41b84e
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 0x41b699
push 1
push ebx
push 0xffffffffffffffff
push dword [ebp - 8]
call edi
inc dword [ebp - 0x1c]
cmp dword [ebp - 0x1c], 8
jl 0x41b664
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 0x41b84e
cmp dword [ebp - 0x28], 0x12345678
jne 0x41b84e
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 0x41b790
cmp eax, 0x3e8
ja 0x41b834
mov ecx, dword [ebp - 0x2c]
push eax
sub ecx, eax
sub ecx, dword [ebp - 0x1c]
sub ecx, 4
push ecx
mov ecx, 0x47f7b8
call fcn.0041decc
push eax
mov ecx, 0x47f058
call fcn.0041dc73
push 0x47f058
lea ecx, [ebp - 0x48]
call fcn.0041d047
lea ecx, [ebp - 0x48]
call fcn.0041d479
test al, al
jne 0x41b769
mov byte [0x47f204], 1
jmp 0x41b786
lea eax, [ebp - 0x48]
push eax
call fcn.0041ef40
pop ecx
lea ecx, [ebp - 0x48]
call fcn.0041d479
neg al
sbb al, al
inc al
mov byte [0x47f204], al
lea ecx, [ebp - 0x48]
call fcn.0041d0a9
jmp 0x41b79a
mov dword [ebp - 0x18], ebx
mov byte [0x47f204], 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 0x41b7d3
push dword [ebp - 8]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push 0xfffffffffffffffe
jmp 0x41b862
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 0x41b834
push dword [ebp - 8]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
sub esi, dword [ebp - 0x20]
mov ecx, 0x47f7b8
sub esi, dword [ebp - 0x18]
sub esi, dword [ebp - 0x1c]
sub esi, 8
push esi
push dword [ebp - 0x20]
call fcn.0041decc
mov esi, 0x47f3e0
push eax
mov ecx, esi
call fcn.0041dc73
test eax, eax
jge 0x41b823
push 0xfffffffffffffffd
jmp 0x41b862
push 0xe8
mov ecx, esi
call fcn.0041daab
cmp eax, dword [ebp - 0x20]
je 0x41b84a
push ebx
mov ecx, 0x47f0a8
push dword [0x42d3f8]
push ebx
call fcn.0041c44f
push 0xfffffffffffffffc
jmp 0x41b862
push 1
jmp 0x41b862
push ebx
mov ecx, 0x47f0a8
push dword [0x42d3f4]
push ebx
call fcn.0041c44f
push 0xfffffffffffffffb
pop eax
pop edi
pop esi
pop ebx
leave
ret