Function at 0x101a73b0
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 0x101f70a6
push eax
mov eax, dword [0x10284a38]
mov dword fs:[0], esp
sub esp, 0x464
push ebx
xor ebx, ebx
cmp eax, ebx
push esi
jne 0x101a78e4
push ebp
mov ebp, dword [sym.imp.KERNEL32.dll_GetVersionExW]
push edi
mov esi, 0x114
mov ecx, 0x44
xor eax, eax
lea edi, [esp + 0x15c]
mov dword [esp + 0x158], esi
rep stosd dword es:[edi], eax
lea eax, [esp + 0x158]
mov dword [0x10284a38], 1
push eax
call ebp
test eax, eax
je 0x101a7525
lea ecx, [esp + 0x160]
lea edx, [esp + 0x15c]
push ecx
push edx
call fcn.101a7920
add esp, 8
push str.Ntdll.dll
call dword [sym.imp.KERNEL32.dll_GetModuleHandleW]
cmp eax, ebx
je 0x101a7459
push str.RtlGetVersion
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov edx, eax
mov dword [0x10285580], edx
jmp 0x101a745f
mov edx, dword [0x10285580]
cmp edx, ebx
je 0x101a748a
mov ecx, 0x44
xor eax, eax
lea edi, [esp + 0x40]
rep stosd dword es:[edi], eax
lea eax, [esp + 0x3c]
mov dword [esp + 0x3c], esi
push eax
call edx
test eax, eax
jne 0x101a748a
mov ecx, dword [esp + 0x48]
mov dword [esp + 0x164], ecx
mov eax, dword [esp + 0x164]
mov ecx, dword [esp + 0x15c]
mov edx, dword [esp + 0x160]
mov dword [0x10284a44], eax
mov eax, dword [esp + 0x168]
mov dword [0x10284a3c], ecx
cmp eax, 2
mov dword [0x10284a40], edx
mov dword [0x10284a48], eax
jne 0x101a7525
cmp ecx, 4
jb 0x101a7525
mov ecx, 0x46
xor eax, eax
lea edi, [esp + 0x40]
mov dword [esp + 0x3c], 0x11c
rep stosd dword es:[edi], eax
lea ecx, [esp + 0x3c]
push ecx
call ebp
test eax, eax
je 0x101a7525
mov ax, word [esp + 0x152]
mov dx, word [esp + 0x150]
mov cx, word [esp + 0x154]
mov word [0x10284b4e], ax
mov ax, word [esp + 0x156]
mov word [0x10284b4c], dx
mov byte [0x10284b52], al
mov word [0x10284b50], cx
mov byte [0x10284b53], ah
push 0x104
push 0x10284b54
call dword [sym.imp.KERNEL32.dll_GetSystemDirectoryW]
push 0x10284b54
call dword [sym.imp.MSVCRT.dll_wcslen]
mov ebp, dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
add esp, 4
test eax, eax
jbe 0x101a76fc
mov edi, dword [sym.imp.MSVCRT.dll_wcscpy]
push 0x10284b54
push 0x10284d5c
call edi
mov esi, dword [sym.imp.MSVCRT.dll_wcsrchr]
push 0x5c
push 0x10284d5c
call esi
add esp, 0x10
cmp eax, ebx
je 0x101a757c
mov word [eax], bx
push 0x10284d5c
call dword [sym.imp.MSVCRT.dll_wcslen]
add esp, 4
test eax, eax
jbe 0x101a76fc
push 0x10284d5c
push 0x10285374
call edi
push 0x5c
push 0x10285374
call esi
add esp, 0x10
cmp eax, ebx
je 0x101a75b1
mov word [eax], bx
lea edx, [esp + 0x14]
mov dword [esp + 0x14], ebx
push edx
push 0x20019
push ebx
push 0x10248a9c
push reloc.OLEAUT32.dll_SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x101a769c
mov eax, dword [esp + 0x14]
cmp eax, ebx
je 0x101a769c
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 0x101a763f
mov eax, dword [esp + 0x10]
cmp eax, 1
je 0x101a7621
cmp eax, 2
je 0x101a7621
cmp eax, 6
je 0x101a7621
cmp eax, 7
jne 0x101a763f
cmp dword [esp + 0x18], esi
ja 0x101a763f
mov ecx, dword [esp + 0x14]
lea eax, [esp + 0x18]
push eax
push 0x10284f64
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 0x10248a7c
push ecx
call ebp
test eax, eax
jne 0x101a7691
mov eax, dword [esp + 0x10]
cmp eax, 1
je 0x101a7673
cmp eax, 2
je 0x101a7673
cmp eax, 6
je 0x101a7673
cmp eax, 7
jne 0x101a7691
cmp dword [esp + 0x18], esi
ja 0x101a7691
mov eax, dword [esp + 0x14]
lea edx, [esp + 0x18]
push edx
push 0x1028516c
push ebx
push ebx
push 0x10248a7c
push eax
call ebp
mov ecx, dword [esp + 0x14]
push ecx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
push 0x10284f64
call dword [sym.imp.MSVCRT.dll_wcslen]
mov esi, dword [sym.imp.MSVCRT.dll_wcscat]
add esp, 4
test eax, eax
jne 0x101a76cf
push 0x10285374
push 0x10284f64
call edi
push str.Program_Files
push 0x10284f64
call esi
add esp, 0x10
push 0x1028516c
call dword [sym.imp.MSVCRT.dll_wcslen]
add esp, 4
test eax, eax
jne 0x101a76fc
push 0x10284f64
push 0x1028516c
call edi
push str.Common_Files
push 0x1028516c
call esi
add esp, 0x10
xor esi, esi
mov dword [esp + 0x14], esi
lea ecx, [esp + 0x20]
mov dword [esp + 0x47c], ebx
call sub.MFC42u.DLL_CString::CString_2
lea edx, [esp + 0x10]
mov byte [esp + 0x47c], 1
push edx
push 0x20019
push ebx
push str.SYSTEMCurrentControlSetControlNlsLanguage
push reloc.OLEAUT32.dll_SysReAllocString
mov dword [esp + 0x24], ebx
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
cmp eax, ebx
jne 0x101a77a7
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 0x101a7796
lea ecx, [esp + 0x24]
push ecx
lea ecx, [esp + 0x24]
call sub.MFC42u.DLL_CString::operator_1
cmp esi, ebx
je 0x101a77a7
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 0x101a77c9
push 0x1028557c
push 0x102741d0
push eax
call dword [sym.imp.MSVCRT.dll_swscanf]
add esp, 0xc
jmp 0x101a78c7
mov ecx, 0x81
xor eax, eax
lea edi, [esp + 0x26e]
mov word [esp + 0x26c], bx
rep stosd dword es:[edi], eax
push 0x10284b54
lea edx, [esp + 0x270]
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 + 0x26c]
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 0x101a78c7
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 + 0x270]
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 0x101a78be
lea eax, [esp + 0x10]
lea ecx, [esp + 0x1c]
push eax
push ecx
push str.VarFileInfoTranslation
push ebp
mov dword [esp + 0x2c], ebx
call sub.VERSION.dll_VerQueryValueW
test eax, eax
je 0x101a78be
mov edx, dword [esp + 0x1c]
xor ecx, ecx
mov ax, word [edx]
mov word [0x1028557c], ax
mov edx, dword [0x1028557c]
mov eax, 0x1027411e
mov di, word [eax + 2]
and edi, edx
cmp di, word [eax]
je 0x101a78ac
add eax, 6
inc ecx
cmp eax, 0x102741ba
jb 0x101a7894
jmp 0x101a78be
lea ecx, [ecx + ecx*2]
mov dx, word [ecx*2 + 0x1027411c]
mov word [0x1028557c], dx
push ebp
call sub.MFC42u.DLL_operatordelete
add esp, 4
lea ecx, [esp + 0x20]
mov byte [esp + 0x47c], bl
call sub.MFC42u.DLL_CString::CString
pop edi
cmp esi, ebx
pop ebp
je 0x101a78e4
push esi
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov ecx, dword [esp + 0x46c]
pop esi
mov eax, 1
pop ebx
mov dword fs:[0], ecx
add esp, 0x470
ret