Function at 0x4d4580
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x5e9249
mov eax, dword fs:[0]
push eax
sub esp, 0xf0
mov eax, dword [0x66a074]
xor eax, ebp
mov dword [ebp - 0x14], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0xf0], ecx
mov ebx, dword [ebp + 8]
mov eax, dword [ebx]
test eax, eax
je 0x4d4a0e
mov eax, dword [eax]
cmp eax, 0xffffffff
je 0x4d4a0e
lea ecx, [ebp - 0x2c]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, eax
cmp edi, 0xffffffff
jne 0x4d45ec
call dword [sym.imp.KERNEL32.dll_GetLastError]
test eax, eax
jne 0x4d4a0e
mov eax, dword [ebp - 0x2c]
xor esi, esi
add esi, edi
mov ecx, ebx
adc eax, 0
mov dword [ebp - 0x2c], eax
call fcn.004cc3f0
test al, al
je 0x4d4a0e
lea ecx, [ebp - 0x70]
call fcn.004141d0
mov dword [ebp - 4], 0
lea ecx, [ebp - 0x64]
call fcn.004141d0
mov byte [ebp - 4], 1
lea ecx, [ebp - 0x58]
call fcn.004141d0
mov byte [ebp - 4], 2
mov dword [ebp - 0x4c], 0xffffffff
mov dword [ebp - 4], 3
lea ecx, [ebp - 0x70]
call fcn.004d2c90
xorps xmm0, xmm0
mov dword [ebp - 0x18], 0
lea ecx, [ebp - 0x20]
movq qword [ebp - 0x20], xmm0
call fcn.004141d0
mov byte [ebp - 4], 4
mov edx, ecx
lea ecx, [ebp - 0x70]
call fcn.004d3f00
lea ecx, [ebp - 0x20]
call fcn.00414a40
mov edi, eax
mov dword [ebp - 0xf8], edi
mov byte [ebp - 4], 3
call fcn.00414180
mov dword [ebp - 4], 6
lea ecx, [ebp - 0x58]
call fcn.00414180
mov byte [ebp - 4], 5
lea ecx, [ebp - 0x64]
call fcn.00414180
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x70]
call fcn.00414180
cmp dword [ebp - 0x2c], 0
ja 0x4d46c1
jb 0x4d4a0e
cmp esi, edi
jb 0x4d4a0e
xorps xmm0, xmm0
mov dword [ebp - 0x40], 0
lea ecx, [ebp - 0x48]
movq qword [ebp - 0x48], xmm0
call fcn.004141d0
mov dword [ebp - 4], 8
lea eax, [ebp - 0xe9]
push eax
push edi
mov byte [ebp - 0xe9], 0
call fcn.004c64a0
lea ecx, [ebp - 0x48]
mov dword [ebp - 0x28], 0
call fcn.00408fc0
lea ecx, [ebp - 0x28]
push ecx
push edi
mov eax, dword [eax]
mov ecx, ebx
push eax
call fcn.004cc220
test al, al
je 0x4d49f9
cmp dword [ebp - 0x28], edi
jne 0x4d49f9
lea ecx, [ebp - 0x98]
call fcn.004d2c20
mov byte [ebp - 4], 9
lea eax, [ebp - 0x98]
push eax
lea edx, [ebp - 0xf4]
mov dword [ebp - 0xf4], 0
lea ecx, [ebp - 0x48]
call fcn.004d41c0
add esp, 4
test al, al
jne 0x4d476d
xor bl, bl
mov byte [ebp - 4], 8
lea ecx, [ebp - 0x98]
call fcn.004d5a80
jmp 0x4d49fb
lea ecx, [ebp - 0xc0]
call fcn.004d2c20
mov byte [ebp - 4], 0xa
lea ecx, [ebp - 0xc0]
call fcn.004d2c90
lea edx, [ebp - 0xc0]
lea ecx, [ebp - 0x98]
call fcn.004d7400
test al, al
je 0x4d4850
lea ecx, [ebp - 0xe8]
call fcn.004d2c20
mov byte [ebp - 4], 0xb
lea ecx, [ebp - 0xe8]
call fcn.004d3000
lea edx, [ebp - 0xe8]
lea ecx, [ebp - 0x98]
call fcn.004d7400
test al, al
je 0x4d4841
lea ecx, [ebp - 0x70]
call fcn.004d2c20
mov byte [ebp - 4], 0xc
lea ecx, [ebp - 0x70]
call fcn.004d3370
lea edx, [ebp - 0x70]
lea ecx, [ebp - 0x98]
call fcn.004d7400
test al, al
je 0x4d4835
mov byte [ebp - 4], 0xb
lea ecx, [ebp - 0x70]
call fcn.004d5a80
mov byte [ebp - 4], 0xa
lea ecx, [ebp - 0xe8]
call fcn.004d5a80
xor bl, bl
mov byte [ebp - 4], 9
lea ecx, [ebp - 0xc0]
call fcn.004d5a80
mov byte [ebp - 4], 8
lea ecx, [ebp - 0x98]
call fcn.004d5a80
jmp 0x4d49fb
mov byte [ebp - 4], 0xb
lea ecx, [ebp - 0x70]
call fcn.004d5a80
mov byte [ebp - 4], 0xa
lea ecx, [ebp - 0xe8]
call fcn.004d5a80
lea edx, [ebp - 0xa8]
lea ecx, [ebp - 0x80]
call fcn.004d7400
test al, al
jne 0x4d4810
mov eax, dword [ebp - 0x74]
cmp eax, dword [ebp - 0x9c]
jne 0x4d4810
mov ecx, dword [ebp - 0xf0]
lea eax, [ebp - 0x98]
push eax
add ecx, 0x24
call fcn.004d5af0
cmp esi, edi
jne 0x4d4890
cmp dword [ebp - 0x2c], 0
jne 0x4d4890
mov bl, 1
jmp 0x4d4812
mov eax, dword [ebx]
mov dword [ebp - 0x3c], 0
test eax, eax
je 0x4d4810
cmp dword [eax], 0xffffffff
je 0x4d4810
push 0
lea ecx, [ebp - 0x28]
mov dword [ebp - 0x28], 0
push ecx
push 4
lea ecx, [ebp - 0x3c]
push ecx
push dword [eax]
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4d4810
cmp dword [ebp - 0x28], 4
jne 0x4d4810
sub esi, dword [ebp - 0xf8]
mov edi, dword [ebp - 0x3c]
cmp edi, esi
ja 0x4d4810
xorps xmm0, xmm0
mov dword [ebp - 0x30], 0
lea ecx, [ebp - 0x38]
movq qword [ebp - 0x38], xmm0
call fcn.004141d0
mov byte [ebp - 4], 0xd
lea eax, [ebp - 0xe9]
push eax
push edi
mov byte [ebp - 0xe9], 0
call fcn.004c64a0
lea ecx, [ebp - 0x38]
call fcn.00408fc0
mov esi, eax
mov ecx, ebx
lea eax, [ebp - 0x28]
push eax
push edi
push dword [esi]
call fcn.004cc220
test al, al
je 0x4d49e6
cmp dword [ebp - 0x28], edi
jne 0x4d49e6
lea ecx, [ebp - 0x80]
call fcn.00408fc0
mov edx, dword [eax]
call fcn.0040d2e0
cmp edx, dword [eax]
je 0x4d49e6
cmp byte [edx], 0
jne 0x4d49e6
lea ecx, [ebp - 0x38]
call fcn.00414a40
test al, 7
jne 0x4d49e6
call fcn.00408fc0
mov edx, eax
call fcn.0040d2e0
mov ecx, dword [edx]
cmp ecx, dword [eax]
je 0x4d49c4
lea ecx, [ebp - 0x8c]
call fcn.00414a40
cmp eax, 0x10
jne 0x4d49e6
lea eax, [ebp - 0x24]
push eax
lea ecx, [ebp - 0x38]
call fcn.00414a40
mov ecx, dword [esi]
mov edx, eax
call fcn.004cced0
add esp, 4
lea ecx, [ebp - 0x8c]
xor edx, edx
call fcn.00408fc0
mov esi, dword [eax]
mov al, byte [esi + edx]
cmp al, byte [ebp + edx - 0x24]
jne 0x4d49e6
inc edx
cmp edx, 0x10
jb 0x4d49b5
mov ecx, dword [ebp - 0xf0]
lea eax, [ebp - 0x38]
push eax
call fcn.004d4c50
mov bl, al
mov byte [ebp - 4], 0xa
lea ecx, [ebp - 0x38]
call fcn.00414180
jmp 0x4d4812
xor bl, bl
mov byte [ebp - 4], 0xa
lea ecx, [ebp - 0x38]
call fcn.00414180
jmp 0x4d4812
xor bl, bl
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x48]
call fcn.00414180
mov al, bl
jmp 0x4d4a10
xor al, al
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x14]
xor ecx, ebp
call fcn.005b75ab
mov esp, ebp
pop ebp
ret 4