Function at 0x40b850
Capabilities:
Get system information on windows
Parse pe header

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x2c
push ebx
push esi
push edi
xor ebx, ebx
call fcn.0043d411
test al, al
je 0x40b885
int3
mov esi, dword [ebp + 0xc]
cmp esi, 0x40
jae 0x40b89e
push 0xd
call dword [sym.imp.KERNEL32.dll_SetLastError]
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp + 8]
mov eax, 0x5a4d
cmp word [ecx], ax
je 0x40b8bf
push 0xc1
call dword [sym.imp.KERNEL32.dll_SetLastError]
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov edx, dword [ecx + 0x3c]
mov dword [ebp - 8], edx
lea eax, [edx + 0xf8]
cmp esi, eax
jb 0x40b88d
cmp dword [edx + ecx], 0x4550
lea esi, [edx + ecx]
jne 0x40b8ab
mov eax, 0x14c
cmp word [esi + 4], ax
jne 0x40b8ab
test byte [esi + 0x38], 1
jne 0x40b8ab
movzx edi, word [esi + 6]
movzx eax, word [esi + 0x14]
test edi, edi
je 0x40b91d
lea ecx, [esi + 0x24]
add ecx, eax
nop dword [eax]
mov edx, dword [ecx + 4]
mov eax, dword [ecx]
test edx, edx
jne 0x40b90e
add eax, dword [esi + 0x38]
jmp 0x40b910
add eax, edx
cmp eax, ebx
cmova ebx, eax
add ecx, 0x28
sub edi, 1
jne 0x40b900
lea eax, [ebp - 0x2c]
push eax
call dword [sym.imp.KERNEL32.dll_GetNativeSystemInfo]
mov ecx, dword [ebp - 0x28]
lea edx, [ecx - 1]
lea edi, [ecx - 1]
not edx
add edi, dword [esi + 0x50]
lea eax, [ecx - 1]
add eax, ebx
and edi, edx
and eax, edx
cmp edi, eax
jne 0x40b8ab
push dword [ebp + 0x24]
push 4
push 0x3000
push edi
push dword [esi + 0x34]
call dword [ebp + 0x10]
mov ebx, eax
add esp, 0x14
mov dword [ebp - 4], ebx
test ebx, ebx
jne 0x40b97e
push dword [ebp + 0x24]
push 4
push 0x3000
push edi
push eax
call dword [ebp + 0x10]
mov ebx, eax
mov dword [ebp - 4], eax
add esp, 0x14
test ebx, ebx
je 0x40b9a5
push 0x3c
push 8
call dword [sym.imp.KERNEL32.dll_GetProcessHeap]
push eax
call dword [sym.imp.KERNEL32.dll_HeapAlloc]
mov edi, eax
test edi, edi
jne 0x40b9b6
push dword [ebp + 0x24]
push 0x8000
push eax
push ebx
call dword [ebp + 0x14]
add esp, 0x10
push 0xe
call dword [sym.imp.KERNEL32.dll_SetLastError]
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov dword [edi + 4], ebx
movzx eax, word [esi + 0x16]
shr eax, 0xd
and eax, 1
mov dword [edi + 0x14], eax
mov eax, dword [ebp + 0x10]
mov dword [edi + 0x1c], eax
mov eax, dword [ebp + 0x14]
mov dword [edi + 0x20], eax
mov eax, dword [ebp + 0x18]
mov dword [edi + 0x24], eax
mov eax, dword [ebp + 0x1c]
mov dword [edi + 0x28], eax
mov eax, dword [ebp + 0x20]
mov dword [edi + 0x2c], eax
mov eax, dword [ebp + 0x24]
mov dword [edi + 0x30], eax
mov eax, dword [ebp - 0x28]
mov dword [edi + 0x38], eax
push dword [esi + 0x54]
push dword [ebp + 0xc]
call fcn.0040b050
add esp, 8
test eax, eax
je 0x40babb
push dword [ebp + 0x24]
push 4
push 0x1000
push dword [esi + 0x54]
push ebx
call dword [ebp + 0x10]
mov ebx, dword [ebp - 8]
mov esi, eax
mov eax, dword [ebp + 8]
add ebx, eax
push dword [ebx + 0x54]
push eax
push esi
call fcn.00445070
mov edx, dword [ebp + 8]
push edi
push ebx
push dword [ebp + 0xc]
mov eax, dword [edx + 0x3c]
add eax, esi
mov esi, dword [ebp - 4]
mov dword [edi], eax
push edx
mov dword [eax + 0x34], esi
call int.0040b070
add esp, 0x30
test eax, eax
je 0x40babb
mov eax, dword [edi]
mov eax, dword [eax + 0x34]
sub eax, dword [ebx + 0x34]
je 0x40ba66
push eax
push edi
call fcn.0040b460
add esp, 8
mov dword [edi + 0x18], eax
jmp 0x40ba6d
mov dword [edi + 0x18], 1
push edi
call fcn.0040ae70
add esp, 4
test eax, eax
je 0x40babb
push edi
call fcn.0040b320
add esp, 4
test eax, eax
je 0x40babb
push edi
call fcn.0040b1d0
add esp, 4
test eax, eax
je 0x40babb
mov eax, dword [edi]
mov eax, dword [eax + 0x28]
test eax, eax
je 0x40bae9
add eax, esi
cmp dword [edi + 0x14], 0
je 0x40badd
push 0
push 1
push esi
call eax
test eax, eax
jne 0x40bacd
push 0x45a
call dword [sym.imp.KERNEL32.dll_SetLastError]
push edi
call fcn.0040b640
add esp, 4
xor eax, eax
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov dword [edi + 0x10], 1
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov dword [edi + 0x34], eax
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov dword [edi + 0x34], 0
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret