Function at 0x43cc60
Capabilities:
Check os version
Get common file path
Get file version info
Query or enumerate registry value

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x449ce6
push eax
mov eax, dword [0x458b98]
mov dword fs:[0], esp
sub esp, 0x348
push ebx
xor ebx, ebx
cmp eax, ebx
push esi
jne 0x43d119
mov esi, dword [sym.imp.KERNEL32.dll_GetVersionExW]
push ebp
push edi
mov ecx, 0x44
xor eax, eax
lea edi, [esp + 0x40]
mov dword [esp + 0x3c], 0x114
mov dword [0x458b98], 1
rep stosd dword es:[edi], eax
lea eax, [esp + 0x3c]
push eax
call esi
test eax, eax
je 0x43cd5a
mov eax, dword [esp + 0x48]
mov ecx, dword [esp + 0x40]
mov edx, dword [esp + 0x44]
mov dword [0x458ba4], eax
mov eax, dword [esp + 0x4c]
mov dword [0x458b9c], ecx
cmp eax, 2
mov dword [0x458ba0], edx
mov dword [0x458ba8], eax
jne 0x43cd5a
cmp ecx, 4
jb 0x43cd5a
mov ecx, 0x46
xor eax, eax
lea edi, [esp + 0x154]
mov dword [esp + 0x150], 0x11c
rep stosd dword es:[edi], eax
lea ecx, [esp + 0x150]
push ecx
call esi
test eax, eax
je 0x43cd5a
mov ax, word [esp + 0x266]
mov dx, word [esp + 0x264]
mov cx, word [esp + 0x268]
mov word [0x458cae], ax
mov ax, word [esp + 0x26a]
mov word [0x458cac], dx
mov byte [0x458cb2], al
mov word [0x458cb0], cx
mov byte [0x458cb3], ah
push 0x104
push 0x458cb4
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
push 0x458cb4
call dword [sym.imp.MSVCRT.dll_wcslen]
mov ebp, dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
add esp, 4
test eax, eax
jbe 0x43cf31
mov edi, dword [sym.imp.MSVCRT.dll_wcscpy]
push 0x458cb4
push 0x458ebc
call edi
mov esi, dword [sym.imp.MSVCRT.dll_wcsrchr]
push 0x5c
push 0x458ebc
call esi
add esp, 0x10
cmp eax, ebx
je 0x43cdb1
mov word [eax], bx
push 0x458ebc
call dword [sym.imp.MSVCRT.dll_wcslen]
add esp, 4
test eax, eax
jbe 0x43cf31
push 0x458ebc
push 0x4594d4
call edi
push 0x5c
push 0x4594d4
call esi
add esp, 0x10
cmp eax, ebx
je 0x43cde6
mov word [eax], bx
lea edx, [esp + 0x14]
mov dword [esp + 0x14], ebx
push edx
push 0x20019
push ebx
push str.SoftwareMicrosoftWindowsCurrentVersion
push SysFreeString
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x43ced1
mov eax, dword [esp + 0x14]
cmp eax, ebx
je 0x43ced1
lea ecx, [esp + 0x18]
lea edx, [esp + 0x10]
push ecx
push ebx
push edx
push ebx
push str.ProgramFilesDir
push eax
mov dword [esp + 0x28], ebx
mov dword [esp + 0x30], ebx
call ebp
test eax, eax
mov esi, 0x102
jne 0x43ce74
mov eax, dword [esp + 0x10]
cmp eax, 1
je 0x43ce56
cmp eax, 2
je 0x43ce56
cmp eax, 6
je 0x43ce56
cmp eax, 7
jne 0x43ce74
cmp dword [esp + 0x18], esi
ja 0x43ce74
mov ecx, dword [esp + 0x14]
lea eax, [esp + 0x18]
push eax
push 0x4590c4
push ebx
push ebx
push str.ProgramFilesDir
push ecx
call ebp
mov ecx, dword [esp + 0x14]
lea edx, [esp + 0x18]
push edx
lea eax, [esp + 0x14]
push ebx
push eax
push ebx
push str.CommonFilesDir
push ecx
call ebp
test eax, eax
jne 0x43cec6
mov eax, dword [esp + 0x10]
cmp eax, 1
je 0x43cea8
cmp eax, 2
je 0x43cea8
cmp eax, 6
je 0x43cea8
cmp eax, 7
jne 0x43cec6
cmp dword [esp + 0x18], esi
ja 0x43cec6
mov eax, dword [esp + 0x14]
lea edx, [esp + 0x18]
push edx
push 0x4592cc
push ebx
push ebx
push str.CommonFilesDir
push eax
call ebp
mov ecx, dword [esp + 0x14]
push ecx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
push 0x4590c4
call dword [sym.imp.MSVCRT.dll_wcslen]
mov esi, dword [sym.imp.MSVCRT.dll_wcscat]
add esp, 4
test eax, eax
jne 0x43cf04
push 0x4594d4
push 0x4590c4
call edi
push str.Program_Files
push 0x4590c4
call esi
add esp, 0x10
push 0x4592cc
call dword [sym.imp.MSVCRT.dll_wcslen]
add esp, 4
test eax, eax
jne 0x43cf31
push 0x4590c4
push 0x4592cc
call edi
push str.Common_Files
push 0x4592cc
call esi
add esp, 0x10
xor esi, esi
mov dword [esp + 0x14], esi
lea ecx, [esp + 0x20]
mov dword [esp + 0x360], ebx
call sub.MFC42u.DLL_CString::CString_2
lea edx, [esp + 0x10]
mov byte [esp + 0x360], 1
push edx
push 0x20019
push ebx
push str.SYSTEMCurrentControlSetControlNlsLanguage
push SysFreeString
mov dword [esp + 0x24], ebx
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
cmp eax, ebx
jne 0x43cfdc
xor eax, eax
mov esi, dword [esp + 0x10]
mov dword [esp + 0x26], eax
lea ecx, [esp + 0x1c]
mov dword [esp + 0x2a], eax
lea edx, [esp + 0x24]
mov dword [esp + 0x2e], eax
push ecx
mov dword [esp + 0x36], eax
push edx
mov dword [esp + 0x3e], eax
lea eax, [esp + 0x18]
push eax
push ebx
push str.InstallLanguage
push esi
mov dword [esp + 0x2c], esi
mov dword [esp + 0x34], 0xa
mov word [esp + 0x3c], bx
mov dword [esp + 0x28], ebx
call ebp
cmp eax, ebx
jne 0x43cfcb
lea ecx, [esp + 0x24]
push ecx
lea ecx, [esp + 0x24]
call sub.MFC42u.DLL_CString::operator
cmp esi, ebx
je 0x43cfdc
push esi
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
xor esi, esi
mov dword [esp + 0x14], esi
mov eax, dword [esp + 0x20]
cmp dword [eax - 8], ebx
jle 0x43cffe
push 0x4596dc
push 0x456798
push eax
call dword [sym.imp.MSVCRT.dll_swscanf]
add esp, 0xc
jmp 0x43d0fc
mov ecx, 0x81
xor eax, eax
lea edi, [esp + 0x152]
mov word [esp + 0x150], bx
rep stosd dword es:[edi], eax
push 0x458cb4
lea edx, [esp + 0x154]
push str._suser.exe
push edx
stosw word es:[edi], ax
call dword [sym.imp.MSVCRT.dll_swprintf]
add esp, 0xc
lea eax, [esp + 0x18]
lea ecx, [esp + 0x150]
mov dword [esp + 0x18], ebx
push eax
push ecx
call sub.VERSION.dll_GetFileVersionInfoSizeW
push eax
mov dword [esp + 0x14], eax
call sub.MFC42u.DLL_operatornew
mov ebp, eax
add esp, 4
cmp ebp, ebx
je 0x43d0fc
mov ecx, dword [esp + 0x10]
xor eax, eax
mov edx, ecx
mov edi, ebp
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
push ebp
and ecx, 3
lea edx, [esp + 0x154]
rep stosb byte es:[edi], al
mov eax, dword [esp + 0x14]
mov ecx, dword [esp + 0x1c]
push eax
push ecx
push edx
call sub.VERSION.dll_GetFileVersionInfoW
test eax, eax
je 0x43d0f3
lea eax, [esp + 0x10]
lea ecx, [esp + 0x1c]
push eax
push ecx
push 0x454248
push ebp
mov dword [esp + 0x2c], ebx
call sub.VERSION.dll_VerQueryValueW
test eax, eax
je 0x43d0f3
mov edx, dword [esp + 0x1c]
xor ecx, ecx
mov ax, word [edx]
mov word [0x4596dc], ax
mov edx, dword [0x4596dc]
mov eax, 0x4566e6
mov di, word [eax + 2]
and edi, edx
cmp di, word [eax]
je 0x43d0e1
add eax, 6
inc ecx
cmp eax, 0x456782
jb 0x43d0c9
jmp 0x43d0f3
lea ecx, [ecx + ecx*2]
mov dx, word [ecx*2 + 0x4566e4]
mov word [0x4596dc], dx
push ebp
call sub.MFC42u.DLL_operatordelete
add esp, 4
lea ecx, [esp + 0x20]
mov byte [esp + 0x360], bl
call sub.MFC42u.DLL_CString::CString
pop edi
cmp esi, ebx
pop ebp
je 0x43d119
push esi
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov ecx, dword [esp + 0x350]
pop esi
mov eax, 1
pop ebx
mov dword fs:[0], ecx
add esp, 0x354
ret