Function at 0x51db92
Capabilities:
Get file size
Read file on windows

Disassembly:
sub esp, 0x10
push ebx
push ebp
push esi
push edi
push dword [0x731120]
xor ebp, ebp
mov dword [esp + 0x1c], ebp
call fcn.005417c1
mov edi, eax
call fcn.0051db80
mov esi, dword [esp + 0x24]
test esi, esi
jne 0x51dbbe
mov esi, 0x5ecbe8
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 0x51dc65
push ebp
push pe_nt_image_headers32
push 3
push ebp
push 1
push SysReAllocString
push esi
call ebx
mov dword [edi], eax
cmp eax, 0xffffffff
jne 0x51dc14
push ebp
push pe_nt_image_headers32
push 3
push ebp
push 3
push SysReAllocString
push esi
call ebx
mov dword [edi], eax
cmp dword [edi], 0xffffffff
mov dword [edi + 0xc], 1
jne 0x51dc65
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 [0x72a684]
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov dword [edi + 4], eax
test eax, eax
je 0x51dee6
push esi
push eax
call sub.MSVCRT.dll_wcscpy
pop ecx
pop ecx
jmp 0x51dee6
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 0x51dcdc
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 0x51dccd
push esi
lea eax, [esp + 0x14]
push 0x600db0
push eax
call sub.MSVCRT.dll_memcmp
add esp, 0xc
test eax, eax
jne 0x51dccd
mov dword [edi + 0x18], 0xfde9
mov eax, dword [esp + 0x14]
sub eax, esi
mov dword [esp + 0x14], eax
jmp 0x51dcdc
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 0x51dd73
add eax, 2
push eax
push ebp
push dword [0x72a684]
cmp dword [edi + 0x18], ebp
jne 0x51dda8
mov ebp, dword [sym.imp.KERNEL32.dll_HeapAlloc]
call ebp
mov esi, eax
test esi, esi
je 0x51dd6f
mov eax, dword [esp + 0x14]
lea eax, [eax*4 + 2]
push eax
push 0
push dword [0x72a684]
call ebp
mov dword [edi + 0x10], eax
test eax, eax
je 0x51dd6f
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.00542790
push esi
push 0
mov dword [edi + 0x18], 0xfde9
push dword [0x72a684]
call dword [sym.imp.KERNEL32.dll_HeapFree]
mov eax, dword [esp + 0x14]
mov ecx, dword [edi + 0x10]
test ecx, ecx
je 0x51dee6
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 0x51dee6
mov al, byte [esi]
cmp al, 0x20
je 0x51dda5
cmp al, 9
jne 0x51ddce
inc esi
jmp 0x51dd9b
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov dword [edi + 0x10], eax
test eax, eax
je 0x51dd6f
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 0x51dd73
mov al, byte [esi]
cmp al, 0x3b
jne 0x51de12
inc esi
cmp byte [esi], 0x20
jne 0x51dddb
inc esi
push esi
push 2
push dword [esp + 0x20]
lea eax, [edi + 0x1c]
push eax
call fcn.0051def2
add esp, 0x10
mov dword [esp + 0x18], eax
jmp 0x51de08
mov cl, byte [esi]
cmp cl, bl
je 0x51decf
cmp cl, 0xd
je 0x51decf
inc esi
cmp byte [esi], 0
jne 0x51ddf4
jmp 0x51decf
cmp al, 0x5b
jne 0x51de63
inc esi
lea eax, [edi + 0x1c]
push esi
push 1
push dword [esp + 0x20]
push eax
call fcn.0051def2
add esp, 0x10
mov dword [esp + 0x18], eax
jmp 0x51de3f
mov al, byte [esi]
cmp al, 0x5d
je 0x51de4d
cmp al, bl
je 0x51de44
cmp al, 0xd
je 0x51de44
inc esi
cmp byte [esi], 0
jne 0x51de30
cmp byte [esi], 0x5d
jne 0x51decf
mov byte [esi], 0
jmp 0x51de5a
cmp al, bl
je 0x51ded2
cmp al, 0xd
je 0x51ded3
inc esi
mov al, byte [esi]
test al, al
jne 0x51de52
jmp 0x51ded3
cmp al, bl
je 0x51ded3
cmp al, 0xd
je 0x51ded3
mov edx, esi
jmp 0x51de7e
cmp al, 0x3d
je 0x51de82
cmp al, 0xd
je 0x51de82
cmp al, bl
je 0x51de82
inc esi
mov al, byte [esi]
test al, al
jne 0x51de6f
lea eax, [esi - 1]
jmp 0x51de94
mov cl, byte [eax]
cmp cl, 0x20
je 0x51de93
cmp cl, 9
jne 0x51de98
dec eax
cmp eax, edx
ja 0x51de87
mov byte [eax + 1], 0
inc esi
mov al, byte [esi]
cmp al, 0x20
je 0x51de9c
cmp al, 9
je 0x51de9c
push esi
push edx
push dword [esp + 0x20]
lea eax, [edi + 0x1c]
push eax
call fcn.0051def2
add esp, 0x10
mov dword [esp + 0x18], eax
jmp 0x51deca
mov al, byte [esi]
cmp al, bl
je 0x51decf
cmp al, 0xd
je 0x51decf
inc esi
cmp byte [esi], 0
jne 0x51debf
mov byte [esi], 0
inc esi
mov al, byte [esi]
cmp al, bl
je 0x51ded2
cmp al, 0xd
je 0x51ded2
cmp esi, dword [edi + 0x14]
jb 0x51dd9b
mov eax, dword [edi]
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x10
ret 8