Function at 0x100304c0
Capabilities:
Get system information on windows
Parse pe header

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x30
push ebx
mov ebx, edx
mov edx, ecx
push esi
xor esi, esi
mov dword [ebp - 0xc], ebx
mov dword [ebp - 4], edx
cmp ebx, 0x40
jae 0x100304e9
push 0xd
call dword [sym.imp.KERNEL32.dll_SetLastError]
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret
mov eax, 0x5a4d
cmp word [edx], ax
je 0x10030506
push 0xc1
call dword [sym.imp.KERNEL32.dll_SetLastError]
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret
mov ecx, dword [edx + 0x3c]
lea eax, [ecx + 0xf8]
cmp ebx, eax
jb 0x100304d9
cmp dword [ecx + edx], 0x4550
lea ebx, [ecx + edx]
jne 0x100304f3
mov eax, 0x14c
cmp word [ebx + 4], ax
jne 0x100304f3
test byte [ebx + 0x38], 1
jne 0x100304f3
movzx eax, word [ebx + 0x14]
push edi
movzx edi, word [ebx + 6]
test edi, edi
je 0x1003055f
lea ecx, [ebx + 0x24]
add ecx, eax
mov edx, dword [ecx + 4]
mov eax, dword [ecx]
test edx, edx
jne 0x10030550
add eax, dword [ebx + 0x38]
jmp 0x10030552
add eax, edx
cmp eax, esi
cmova esi, eax
add ecx, 0x28
sub edi, 1
jne 0x10030542
lea eax, [ebp - 0x30]
push eax
call dword [sym.imp.KERNEL32.dll_GetNativeSystemInfo]
mov ecx, dword [ebp - 0x2c]
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 0x10030598
push 0xc1
call dword [sym.imp.KERNEL32.dll_SetLastError]
pop edi
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret
push 4
push 0x3000
push edi
push dword [ebx + 0x34]
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov esi, eax
mov dword [ebp - 8], esi
test esi, esi
jne 0x100305ca
push 4
push 0x3000
push edi
push eax
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov esi, eax
mov dword [ebp - 8], eax
test esi, esi
je 0x100305ee
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 0x100305ff
push 0x8000
push eax
push esi
call dword [sym.imp.KERNEL32.dll_VirtualFree]
push 0xe
call dword [sym.imp.KERNEL32.dll_SetLastError]
pop edi
pop esi
xor eax, eax
pop ebx
mov esp, ebp
pop ebp
ret
mov ecx, dword [ebp - 0xc]
mov dword [edi + 4], esi
movzx eax, word [ebx + 0x16]
shr eax, 0xd
and eax, 1
mov dword [edi + 0x1c], 0x10030440
mov dword [edi + 0x14], eax
mov dword [edi + 0x20], 0x10030460
mov dword [edi + 0x24], 0x10030480
mov dword [edi + 0x28], 0x10030490
mov dword [edi + 0x2c], 0x100304b0
mov dword [edi + 0x34], 0
mov eax, dword [ebp - 0x2c]
mov dword [edi + 0x3c], eax
mov edx, dword [ebx + 0x54]
call fcn.1002fee0
test eax, eax
je 0x100306fa
push 4
push 0x1000
push dword [ebx + 0x54]
push esi
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
push dword [ebx + 0x54]
mov esi, eax
push dword [ebp - 4]
push esi
call fcn.1016d730
mov eax, dword [ebp - 4]
mov edx, dword [ebp - 0xc]
mov ecx, dword [ebp - 4]
push edi
mov eax, dword [eax + 0x3c]
add eax, esi
mov esi, dword [ebp - 8]
mov dword [edi], eax
push ebx
mov dword [eax + 0x34], esi
call fcn.1002ff00
add esp, 0x14
test eax, eax
je 0x100306fa
mov eax, dword [edi]
mov edx, dword [eax + 0x34]
sub edx, dword [ebx + 0x34]
je 0x100306ab
mov ecx, edi
call fcn.10030230
mov dword [edi + 0x18], eax
jmp 0x100306b2
mov dword [edi + 0x18], 1
mov ecx, edi
call fcn.100302e0
test eax, eax
je 0x100306fa
mov ecx, edi
call fcn.100300b0
test eax, eax
je 0x100306fa
mov ecx, edi
call fcn.100301f0
test eax, eax
je 0x100306fa
mov eax, dword [edi]
mov eax, dword [eax + 0x28]
test eax, eax
je 0x10030726
add eax, esi
cmp dword [edi + 0x14], 0
je 0x1003071a
push 0
push 1
push esi
call eax
test eax, eax
jne 0x1003070a
push 0x45a
call dword [sym.imp.KERNEL32.dll_SetLastError]
mov ecx, edi
call fcn.10030740
pop edi
pop esi
xor eax, eax
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 + 0x38], eax
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret
mov dword [edi + 0x38], 0
mov eax, edi
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret