Function at 0x4279d3
Capabilities:
Get system information on windows
Parse pe header

Disassembly:
sub esp, 0x2c
push ebx
push ebp
push esi
mov ebx, edx
mov ebp, ecx
push 0x40
pop edx
mov ecx, ebx
mov dword [esp + 0x10], ebx
mov dword [esp + 0xc], ebp
xor esi, esi
call fcn.00427fa2
test eax, eax
jne 0x4279fc
xor eax, eax
jmp 0x427c01
mov eax, 0x5a4d
cmp word [ebp], ax
je 0x427a14
push 0xc1
call dword [sym.imp.KERNEL32.dll_SetLastError]
jmp 0x4279f5
mov edx, dword [ebp + 0x3c]
mov ecx, ebx
add edx, 0xf8
call fcn.00427fa2
test eax, eax
je 0x4279f5
mov ebx, dword [ebp + 0x3c]
add ebx, ebp
cmp dword [ebx], 0x4550
jne 0x427a07
mov eax, 0x14c
cmp word [ebx + 4], ax
jne 0x427a07
test byte [ebx + 0x38], 1
jne 0x427a07
movzx edx, word [ebx + 6]
movzx eax, word [ebx + 0x14]
test edx, edx
je 0x427a74
lea ecx, [ebx + 0x24]
add ecx, eax
cmp dword [ecx + 4], 0
mov eax, dword [ecx]
jne 0x427a64
add eax, dword [ebx + 0x38]
jmp 0x427a67
add eax, dword [ecx + 4]
cmp eax, esi
cmova esi, eax
add ecx, 0x28
sub edx, 1
jne 0x427a57
push edi
lea eax, [esp + 0x18]
push eax
call dword [sym.imp.KERNEL32.dll_GetNativeSystemInfo]
mov ecx, dword [esp + 0x1c]
lea edx, [ecx - 1]
lea edi, [ecx - 1]
not edx
add edi, dword [ebx + 0x50]
lea eax, [ecx - 1]
add eax, esi
and edi, edx
and eax, edx
cmp edi, eax
je 0x427aac
push 0xc1
call dword [sym.imp.KERNEL32.dll_SetLastError]
jmp 0x427bfe
mov esi, dword [sym.imp.KERNEL32.dll_VirtualAlloc]
push 4
push 0x3000
push edi
push dword [ebx + 0x34]
call esi
mov ebp, eax
test ebp, ebp
jne 0x427ada
push 4
push 0x3000
push edi
push eax
call esi
mov ebp, eax
test ebp, ebp
jne 0x427ada
push 0xe
jmp 0x427aa1
push 0x40
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 0x427b00
push 0x8000
push eax
push ebp
call dword [sym.imp.KERNEL32.dll_VirtualFree]
jmp 0x427ad6
mov ecx, dword [esp + 0x14]
mov dword [edi + 4], ebp
movzx eax, word [ebx + 0x16]
and dword [edi + 0x34], 0
shr eax, 0xd
and eax, 1
mov dword [edi + 0x1c], 0x427c65
mov dword [edi + 0x14], eax
mov dword [edi + 0x20], 0x427c50
mov dword [edi + 0x24], 0x427c43
mov dword [edi + 0x28], 0x427c32
mov dword [edi + 0x2c], 0x427c25
mov eax, dword [esp + 0x1c]
mov dword [edi + 0x3c], eax
mov edx, dword [ebx + 0x54]
call fcn.00427fa2
test eax, eax
je 0x427bf7
push 4
push 0x1000
push dword [ebx + 0x54]
push ebp
call esi
push dword [ebx + 0x54]
mov esi, eax
push dword [esp + 0x14]
push esi
call fcn.00427130
mov eax, dword [esp + 0x1c]
add esp, 0xc
mov edx, dword [esp + 0x14]
mov ecx, dword [esp + 0x10]
mov eax, dword [eax + 0x3c]
add eax, esi
mov dword [edi], eax
push edi
mov dword [eax + 0x34], ebp
call fcn.00427f17
test eax, eax
jne 0x427bf7
mov eax, dword [edi]
mov edx, dword [eax + 0x34]
sub edx, dword [ebx + 0x34]
je 0x427baa
mov ecx, edi
call fcn.00427daf
xor esi, esi
mov dword [edi + 0x18], eax
inc esi
jmp 0x427bb0
xor esi, esi
inc esi
mov dword [edi + 0x18], esi
mov ecx, edi
call fcn.00427c7e
test eax, eax
je 0x427bf7
mov ecx, edi
call fcn.00427e84
test eax, eax
jne 0x427bf7
mov ecx, edi
call fcn.00427e53
test eax, eax
je 0x427bf7
mov eax, dword [edi]
mov eax, dword [eax + 0x28]
test eax, eax
je 0x427c14
add eax, ebp
cmp dword [edi + 0x14], 0
je 0x427c0f
push 0
push esi
push ebp
call eax
test eax, eax
jne 0x427c0a
push 0x45a
call dword [sym.imp.KERNEL32.dll_SetLastError]
mov ecx, edi
call fcn.004277e7
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x2c
ret 0x18
mov dword [edi + 0x10], esi
jmp 0x427c18
mov dword [edi + 0x38], eax
jmp 0x427c18
and dword [edi + 0x38], 0
mov eax, edi
jmp 0x427c00