Function at 0x452f10
Capabilities:
Get file size
Read file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
sub esp, 0x24
mov eax, dword [0x4eaff0]
push ebx
push esi
push edi
push 1
push 0
push 0xffffffffffffffff
mov dword [esp + 0x20], ecx
mov ecx, eax
push 0
mov dword [esp + 0x20], eax
call fcn.004a6070
mov esi, dword [ebp + 8]
or eax, 0xffffffff
mov dword [esp + 0x18], eax
or edx, 0xffffffff
mov eax, dword [0x4e7024]
mov byte [esp + 0xe], 0
mov byte [esp + 0xd], 0
mov dword [esp + 0x20], edx
mov ebx, dword [eax + 0xfc]
and ebx, 0x7fffffff
mov dword [esp + 0x24], ebx
mov edi, esi
nop word [eax + eax]
movzx eax, word [edi]
cmp eax, 0x20
je 0x452f7d
cmp eax, 9
jne 0x452f82
add edi, 2
jmp 0x452f70
cmp eax, 0x2a
jne 0x453108
movzx ebx, word [edi + 2]
lea esi, [edi + 2]
test ebx, 0xffffff80
je 0x452f9e
xor ecx, ecx
jmp 0x452fac
push 2
push ebx
call dword [sym.imp.api_ms_win_crt_string_l1_1_0.dll__isctype]
add esp, 8
mov ecx, eax
mov eax, ebx
and eax, 0xffffffdf
test ecx, ecx
cmove eax, ebx
add eax, 0xffffffbd
cmp eax, 0x11
ja case.0x452fc9.68
movzx eax, byte [eax + 0x453590]
jmp dword [eax*4 + 0x45357c]
mov byte [esp + 0xd], 1
jmp case.0x452fc9.68
lea ecx, [edi + 4]
call fcn.00440480
movzx ecx, word [esi]
mov dword [esp + 0x18], eax
mov dword [esp + 0x20], edx
test cx, cx
je 0x453031
mov edi, ecx
nop dword [eax]
nop dword [eax + eax]
mov ecx, 0x4d5394
mov edx, 0x20
nop word [eax + eax]
cmp di, dx
je 0x453069
movzx eax, word [ecx + 2]
add ecx, 2
mov edx, eax
test ax, ax
jne 0x453010
movzx eax, word [esi + 2]
add esi, 2
mov edi, eax
test ax, ax
jne 0x453000
mov eax, dword [0x4e7024]
mov dword [eax + 0x30], 0x57
test byte [eax + 0x100], 1
jne 0x4530ea
mov ecx, dword [0x4e97d8]
push 1
push 0
push 0xffffffffffffffff
push 0x4d4ebc
call fcn.004a6070
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
add esi, 0xfffffffe
jmp case.0x452fc9.68
lea eax, [edi + 4]
push eax
call dword [sym.imp.api_ms_win_crt_convert_l1_1_0.dll__wtoi]
movzx ecx, word [esi]
add esp, 4
mov dword [esp + 0x24], eax
test cx, cx
je 0x453031
mov edi, ecx
nop dword [eax]
mov eax, 0x4d5394
mov edx, 0x20
nop word [eax + eax]
cmp di, dx
je 0x453069
movzx ecx, word [eax + 2]
add eax, 2
mov edx, ecx
test cx, cx
jne 0x4530a0
movzx eax, word [esi + 2]
add esi, 2
mov edi, eax
test ax, ax
jne 0x453090
jmp 0x453031
mov byte [esp + 0xe], 1
cmp word [esi], 0
je 0x452f68
add esi, 2
cmp word [esi], 0
je 0x452f68
add esi, 2
jmp 0x452f68
mov ecx, dword [esp + 0x14]
push 0x4bfba0
push 0
push 0x4d4ebc
call fcn.0043e4d0
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
push 0
push 0x8000000
push 3
push 0
push 3
push SysReAllocString
push esi
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
jne 0x453143
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, dword [0x4e7024]
test byte [ecx + 0x100], 1
mov dword [ecx + 0x30], eax
jmp 0x453044
lea eax, [esp + 0x2c]
xorps xmm0, xmm0
push eax
push ebx
movq qword [esp + 0x30], xmm0
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov edi, dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
mov dword [esp + 0x28], esi
cmp esi, 0xffffffff
jne 0x453173
call edi
test eax, eax
jne 0x453180
mov esi, dword [esp + 0x28]
mov ecx, dword [esp + 0x2c]
mov eax, esi
and eax, ecx
cmp eax, 0xffffffff
jne 0x45319c
call edi
mov ecx, dword [0x4e7024]
push ebx
mov dword [ecx + 0x30], eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [0x4e7024]
jmp 0x45303d
mov edx, dword [esp + 0x20]
cmp ecx, edx
jb 0x4531b2
mov eax, dword [esp + 0x18]
ja 0x4531ae
cmp esi, eax
jbe 0x4531b2
mov esi, eax
mov ecx, edx
test ecx, ecx
jne 0x45355b
cmp esi, 0xfffffffd
ja 0x45355b
mov eax, esi
or eax, ecx
jne 0x4531fb
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [0x4e7024]
mov dword [eax + 0x30], 0
mov ecx, dword [0x4e97d8]
push 1
push 0
push 0xffffffffffffffff
push 0x4bfc24
call fcn.004a6070
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
cmp byte [esp + 0xd], 0
je 0x4532c5
mov edi, dword [esp + 0x10]
mov al, byte [edi + 0x17]
test al, al
jne 0x453217
mov eax, dword [edi + 0xc]
mov al, byte [eax + 0x17]
cmp al, 2
je 0x4532c5
push 0
mov ecx, esi
mov byte [esp + 0x13], 1
shr ecx, 1
mov eax, esi
and eax, 1
push 1
add ecx, eax
push ecx
push 0
mov ecx, edi
call fcn.004a6070
cmp eax, 1
jne 0x4532f5
push 0
push eax
mov ecx, edi
call fcn.00401520
mov edi, eax
test edi, edi
je 0x4532f5
push 0
lea eax, [esp + 0x20]
push eax
push esi
push edi
push ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
mov esi, eax
mov dword [esp + 0x18], esi
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, dword [0x4e7024]
push ebx
mov dword [ecx + 0x30], eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
test esi, esi
je 0x4534b1
cmp byte [esp + 0xd], 0
jne 0x45342a
mov ecx, dword [esp + 0x1c]
cmp ecx, 3
jb 0x453307
cmp byte [edi], 0xef
jne 0x453307
cmp byte [edi + 1], 0xbb
jne 0x453307
cmp byte [edi + 2], 0xbf
jne 0x453307
lea eax, [ecx - 3]
push 0xfde9
push eax
lea eax, [edi + 3]
push eax
jmp 0x453354
lea eax, [esi + 2]
mov byte [esp + 0xf], 0
push eax
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_malloc]
mov edi, eax
add esp, 4
test edi, edi
jne 0x45325a
mov ecx, dword [esp + 0x14]
push 0x4bfba0
push eax
push str.Out_of_memory.
call fcn.0043e8b0
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
cmp ecx, 2
jb 0x453344
cmp byte [edi], 0xff
jne 0x453344
cmp byte [edi + 1], 0xfe
jne 0x453344
mov dl, 1
test dl, dl
lea eax, [ecx - 2]
push 0
cmove eax, ecx
mov ecx, dword [esp + 0x14]
shr eax, 1
test dl, dl
push 1
push eax
lea eax, [edi + 2]
cmove eax, edi
push eax
call fcn.004a6070
neg eax
sbb eax, eax
and eax, esi
mov ebx, eax
jmp 0x453369
mov eax, dword [esp + 0x24]
xor dl, dl
cmp eax, 0x4b0
je 0x453319
push eax
push ecx
push edi
mov ecx, dword [esp + 0x1c]
call fcn.004a6c60
test eax, eax
jne 0x453365
xor ebx, ebx
jmp 0x453369
mov ebx, dword [esp + 0x18]
push edi
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
mov ecx, dword [esp + 0x14]
add esp, 4
push 0
push 1
call fcn.00401520
cmp byte [esp + 0xe], 0
mov edi, eax
je 0x4534ff
mov eax, dword [esp + 0x10]
cmp byte [eax + 0x17], 0
jne 0x45339c
mov esi, dword [eax + 0xc]
jmp 0x45339e
mov esi, eax
cmp byte [esi + 0x17], 1
jne 0x4533b6
test byte [esi + 0x15], 8
je 0x4533b1
mov ecx, esi
call fcn.00401380
lea eax, [esi + 0xc]
jmp 0x4533bb
mov eax, 0x4ed8c4
mov eax, dword [eax]
mov edx, 0x4dc10c
shr eax, 1
mov ecx, edi
mov dword [esp + 0x24], eax
lea eax, [esp + 0x24]
push eax
push 0
push 0xffffffffffffffff
push 0xffffffffffffffff
push 1
push 0x4dcc44
call fcn.004a2310
mov edi, dword [esp + 0x28]
add esp, 0x18
cmp byte [edi + 0x17], 0
jne 0x4533f3
mov esi, dword [edi + 0xc]
jmp 0x4533f5
mov esi, edi
cmp byte [esi + 0x17], 1
jne 0x453418
test byte [esi + 0x15], 8
je 0x453408
mov ecx, esi
call fcn.00401380
mov eax, dword [esp + 0x24]
add esi, 0xc
add eax, eax
mov dword [esi], eax
jmp 0x453503
mov eax, dword [esp + 0x24]
mov esi, 0x4ed8c4
add eax, eax
mov dword [esi], eax
jmp 0x453503
mov ecx, dword [esp + 0x10]
mov al, byte [ecx + 0x17]
test al, al
jne 0x45343b
mov eax, dword [ecx + 0xc]
mov al, byte [eax + 0x17]
cmp al, 2
jne 0x453464
mov edx, dword [esp + 0x1c]
mov ecx, edi
call fcn.004a5ea0
push edi
mov esi, eax
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
add esp, 4
cmp esi, 1
jne 0x45352a
jmp 0x4531dc
mov ebx, dword [esp + 0x1c]
test bl, 1
je 0x453472
mov byte [ebx + edi], 0
inc ebx
xor eax, eax
mov word [ebx + edi], ax
mov edi, ecx
cmp byte [edi + 0x17], al
jne 0x453484
mov esi, dword [edi + 0xc]
jmp 0x453486
mov esi, edi
cmp byte [esi + 0x17], 1
jne 0x4534a4
test byte [esi + 0x15], 8
je 0x453499
mov ecx, esi
call fcn.00401380
add esi, 0xc
mov dword [esi], ebx
mov ebx, dword [esp + 0x18]
jmp 0x453503
mov esi, 0x4ed8c4
mov dword [esi], ebx
mov ebx, dword [esp + 0x18]
jmp 0x453503
xor eax, eax
mov word [edi], ax
mov eax, dword [esp + 0x10]
cmp byte [eax + 0x17], 0
jne 0x4534c5
mov esi, dword [eax + 0xc]
jmp 0x4534c7
mov esi, eax
cmp byte [esi + 0x17], 1
jne 0x4534df
test byte [esi + 0x15], 8
je 0x4534da
mov ecx, esi
call fcn.00401380
add esi, 0xc
jmp 0x4534e4
mov esi, 0x4ed8c4
cmp byte [esp + 0xf], 0
mov dword [esi], 0
jne 0x4534fb
push edi
call dword [sym.imp.api_ms_win_crt_heap_l1_1_0.dll_free]
add esp, 4
mov ebx, dword [esp + 0x18]
mov edi, dword [esp + 0x10]
cmp byte [edi + 0x17], 0
jne 0x45350c
mov edi, dword [edi + 0xc]
cmp byte [edi + 0x17], 2
jne 0x453535
cmp dword [0x4ec4bc], 0
je 0x453535
push ecx
mov ecx, 0x4ec4b0
call fcn.00405c70
test eax, eax
jne 0x453549
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4
mov al, byte [edi + 0x15]
and al, 0x86
cmp byte [esp + 0xd], 0
mov byte [edi + 0x15], al
je 0x453549
or al, 1
mov byte [edi + 0x15], al
test ebx, ebx
jne 0x4531dc
mov eax, dword [0x4e7024]
jmp 0x45303d
mov ecx, dword [esp + 0x14]
push 0x4bfba0
push 0
push str.Out_of_memory.
call fcn.0043e8b0
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret 4