Function at 0x4463a0
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call
Hook routines via microsoft detours

Disassembly:
sub esp, 0x40
push ebx
push ebp
push esi
mov esi, eax
cmp esi, 0x7ff80000
push edi
jbe 0x4463bd
lea ebx, [esi - 0x7ff80000]
mov dword [esp + 0x10], ebx
jmp 0x4463c9
mov dword [esp + 0x10], 0x10000
mov ebx, dword [esp + 0x10]
cmp esi, 0x80000000
jae 0x4463dd
lea edi, [esi + 0x7ff80000]
mov dword [esp + 0x14], edi
jmp 0x4463e9
mov dword [esp + 0x14], 0xfff80000
mov edi, dword [esp + 0x14]
mov eax, dword [0x468dd8]
test eax, eax
mov edx, dword [0x468dd4]
jne 0x446403
test edx, edx
je 0x446416
mov eax, edx
mov dword [0x468dd8], eax
mov ecx, dword [eax + 8]
test ecx, ecx
je 0x446416
cmp ecx, ebx
jb 0x446416
cmp ecx, edi
jbe 0x44659d
test edx, edx
mov eax, edx
mov dword [0x468dd8], eax
je 0x446444
test eax, eax
je 0x446438
mov ecx, dword [eax + 8]
test ecx, ecx
je 0x446438
cmp ecx, ebx
jb 0x446438
cmp ecx, edi
jbe 0x446598
mov eax, dword [eax + 4]
test eax, eax
jne 0x446425
mov dword [0x468dd8], eax
mov ebp, dword [sym.imp.KERNEL32.dll_VirtualQuery]
mov eax, esi
and eax, 0xffff
sub esi, eax
cmp esi, ebx
mov ebx, dword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov edi, esi
jbe 0x4464c2
nop
cmp edi, 0x70000000
jb 0x446475
cmp edi, 0x80000000
ja 0x446475
mov edi, 0x6fff0000
push 0x1c
lea ecx, [esp + 0x38]
push ecx
push edi
call ebp
test eax, eax
je 0x4464c2
mov ecx, dword [esp + 0x44]
mov eax, 0x10000
cmp ecx, eax
jne 0x446496
cmp dword [esp + 0x40], eax
jae 0x4464aa
mov edi, dword [esp + 0x38]
mov eax, dword [esp + 0x10]
add edi, 0xffff0000
cmp edi, eax
ja 0x446460
jmp 0x4464c2
push 0x40
push 0x3000
push eax
push edi
call ebx
test eax, eax
mov dword [0x468dd8], eax
jne 0x446555
mov edi, dword [esp + 0x14]
cmp esi, edi
jae 0x44654b
mov edi, edi
cmp esi, 0x70000000
jb 0x4464e5
cmp esi, 0x80000000
ja 0x4464e5
mov esi, 0x80010000
push 0x1c
lea edx, [esp + 0x1c]
push edx
push esi
call ebp
test eax, eax
je 0x44654b
mov eax, dword [esp + 0x28]
mov edx, 0x10000
cmp eax, edx
jne 0x44653c
cmp dword [esp + 0x24], edx
jb 0x44653c
mov ecx, esi
and ecx, 0xffff
je 0x446528
mov esi, dword [esp + 0x24]
mov eax, edx
sub eax, ecx
sub esi, eax
mov dword [esp + 0x24], esi
mov esi, dword [esp + 0x18]
add esi, eax
mov dword [esp + 0x18], esi
push 0x40
push 0x3000
push edx
push esi
call ebx
test eax, eax
mov dword [0x468dd8], eax
jne 0x446555
mov eax, dword [esp + 0x18]
mov ecx, dword [esp + 0x24]
lea esi, [eax + ecx]
cmp esi, edi
jb 0x4464d0
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x40
ret
mov ecx, dword [0x468dd4]
xor edx, edx
mov dword [eax + 4], ecx
mov dword [eax], 0x52727464
mov dword [eax + 8], edx
mov dword [0x468dd4], eax
lea ecx, [eax + 0xffe0]
mov esi, 0x7fd
lea esp, [esp]
mov dword [ecx + 0x18], edx
mov edx, ecx
sub ecx, 0x20
dec esi
jne 0x446580
mov ebx, dword [esp + 0x10]
mov edi, dword [esp + 0x14]
mov dword [eax + 8], edx
jmp 0x44659d
mov dword [0x468dd8], eax
mov ecx, dword [eax + 8]
cmp ecx, ebx
jb 0x44654b
cmp ecx, edi
ja 0x44654b
mov edx, dword [ecx + 0x18]
mov dword [eax + 8], edx
mov eax, 0xcccccccc
mov edx, ecx
mov dword [edx], eax
mov dword [edx + 4], eax
mov dword [edx + 8], eax
mov dword [edx + 0xc], eax
mov dword [edx + 0x10], eax
pop edi
mov dword [edx + 0x14], eax
pop esi
mov dword [edx + 0x18], eax
pop ebp
mov dword [edx + 0x1c], eax
mov eax, ecx
pop ebx
add esp, 0x40
ret