Function at 0x424b37
Capabilities:
Check os version
Get common file path

Disassembly:
mov eax, 0x49ac31
call fcn.0047d43c
sub esp, 0x784
and byte [ebp - 0x2c], 0
push ebx
push esi
push edi
mov ebx, ecx
push 7
pop ecx
xor eax, eax
lea edi, [ebp - 0x2b]
and byte [ebp - 0x390], 0
rep stosd dword es:[edi], eax
stosb byte es:[edi], al
push 0x7f
xor eax, eax
pop ecx
lea edi, [ebp - 0x38f]
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
lea eax, [ebp - 0x390]
push eax
lea eax, [ebp - 0x2c]
push eax
push str.Msi.DLL
call fcn.00448adf
lea eax, [ebp - 0x2c]
push eax
push dword [ebp + 8]
call fcn.00449449
add esp, 0x14
test eax, eax
jge 0x424e22
mov ecx, ebx
call fcn.00401166
mov edi, eax
mov ecx, edi
call fcn.004324eb
mov ecx, edi
mov esi, eax
call fcn.004357c7
test eax, eax
je 0x424c09
cmp dword [esi + 8], 5
jne 0x424bc7
cmp dword [esi + 0xc], 2
jae 0x424bd0
call fcn.00450cb0
test al, al
je 0x424c02
call fcn.00450cb0
test al, al
jne 0x424e1d
lea eax, [ebp - 0x190]
mov dword [ebp - 0x190], 0x9c
push eax
call dword [sym.imp.KERNEL32.dll_GetVersionExA]
cmp word [ebp - 0xfc], 1
jae 0x424e1d
mov eax, str.SupportOSMsi30
jmp 0x424c1e
mov ecx, edi
call fcn.0043576e
test eax, eax
mov eax, str.SupportOSMsi12
jne 0x424c1e
mov eax, str.SupportOS
push edi
push eax
call fcn.0044a143
pop ecx
test eax, eax
pop ecx
je 0x424ccd
cmp dword [esi], 2
jne 0x424cc6
call fcn.004498c9
test eax, eax
jne 0x424c59
mov eax, 0x4b2
push eax
mov dword [0x4c8ee0], eax
call fcn.004489b4
pop ecx
push 1
jmp 0x424e24
and byte [ebp - 0x790], 0
mov ecx, 0xff
xor eax, eax
lea edi, [ebp - 0x78f]
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
lea eax, [ebp - 0x790]
mov esi, 0x400
push eax
push esi
call dword [sym.imp.KERNEL32.dll_GetTempPathA]
test eax, eax
je 0x424c9b
lea eax, [ebp - 0x790]
mov ecx, ebx
push eax
call fcn.00424820
test eax, eax
je 0x424cbf
lea eax, [ebp - 0x790]
push esi
push eax
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
test eax, eax
je 0x424cc6
lea eax, [ebp - 0x790]
mov ecx, ebx
push eax
call fcn.00424820
test eax, eax
jne 0x424cc6
push 2
jmp 0x424e24
xor eax, eax
jmp 0x424e25
cmp dword [esi + 0x14], 2
jne 0x424cd9
cmp dword [esi + 8], 4
je 0x424ce4
mov ecx, edi
call fcn.004357c7
test eax, eax
je 0x424cf2
mov ecx, edi
call fcn.00435735
push 3
jmp 0x424e24
lea eax, [ebp + 0xb]
push 1
push eax
lea ecx, [ebp - 0x7c]
push dword [0x4a3808]
call fcn.00401884
and dword [ebp - 4], 0
lea eax, [ebp - 0xe]
push 1
push eax
push dword [0x4a3800]
lea ecx, [ebp - 0xa4]
call fcn.00401884
lea eax, [ebp - 0x7c]
push 0
push eax
lea eax, [ebp - 0xa4]
push eax
mov ecx, edi
mov byte [ebp - 4], 1
call fcn.00435d04
and byte [ebp - 4], 0
lea ecx, [ebp - 0xa4]
mov bl, al
call fcn.00401093
or dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x7c]
call fcn.00401093
test bl, bl
je 0x424e1d
lea eax, [ebp + 0xb]
mov esi, 0x4b7
push 0
push eax
lea ecx, [ebp - 0x54]
mov dword [0x4c8ee0], esi
mov dword [ebp - 0x54], 0x4a3670
mov dword [ebp - 0x34], 0x4a3668
call fcn.00401907
lea eax, [ebp - 0xd]
push 1
push eax
lea eax, [ebp - 0x2c]
push eax
lea ecx, [ebp - 0xcc]
mov dword [ebp - 4], 2
call fcn.00401884
mov eax, dword [eax + 8]
mov byte [ebp - 4], 3
test eax, eax
mov ebx, 0x4a368c
je 0x424db3
mov ebx, eax
mov ecx, dword [edi + 0x16c]
lea eax, [ebp - 0xf4]
push esi
push eax
call fcn.0040eeb2
mov eax, dword [eax + 8]
mov byte [ebp - 4], 4
test eax, eax
jne 0x424dd6
mov eax, 0x4a36e0
push ebx
push eax
lea eax, [ebp - 0x54]
push eax
call fcn.00419226
add esp, 0xc
lea ecx, [ebp - 0xf4]
mov byte [ebp - 4], 3
call fcn.00402438
lea ecx, [ebp - 0xcc]
mov byte [ebp - 4], 2
call fcn.00401093
lea ecx, [ebp - 0x54]
call fcn.00401a14
push eax
call fcn.004486da
or dword [ebp - 4], 0xffffffff
pop ecx
lea ecx, [ebp - 0x54]
call fcn.00401093
or eax, 0xffffffff
jmp 0x424e25
push 0xfffffffffffffffe
pop eax
mov ecx, dword [ebp - 0xc]
pop edi
pop esi
pop ebx
mov dword fs:[0], ecx
leave
ret 4