Function at 0x491090
Capabilities:
Accept command line arguments
Check os version
Create process on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x491d60
mov eax, dword fs:[0]
push eax
sub esp, 0x204
mov eax, dword [0x4c6180]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov eax, dword [ebp + 8]
mov dword [0x4c9a10], eax
lea eax, [ebp - 0xa4]
push eax
mov dword [ebp - 0xa4], 0x94
call dword [sym.imp.KERNEL32.dll_GetVersionExA]
test eax, eax
je 0x4910ee
cmp dword [ebp - 0x94], 2
jne 0x4910ee
mov al, 1
jmp 0x4910f0
xor al, al
mov byte [0x4c9a14], al
call fcn.0047e6b0
test al, al
jne 0x491105
xor eax, eax
jmp 0x491b97
call dword [sym.imp.KERNEL32.dll_GetTickCount]
call fcn.004011b0
call fcn.0040da40
lea ecx, [ebp - 0x180]
call fcn.00414260
lea ecx, [ebp - 0xd8]
call fcn.00414260
lea ecx, [ebp - 0x158]
call fcn.00414260
lea ecx, [ebp - 0x118]
call fcn.00414260
call dword [sym.imp.KERNEL32.dll_GetCommandLineW]
push eax
lea ecx, [ebp - 0xc0]
call fcn.00414200
lea eax, [ebp - 0xd8]
push eax
lea eax, [ebp - 0x180]
push eax
lea eax, [ebp - 0xc0]
push eax
call fcn.00413ca0
push dword [ebp - 0xc0]
call fcn.0045ba8c
add esp, 4
lea ecx, [ebp - 0x14c]
call fcn.00414260
lea eax, [ebp - 0x14c]
push eax
call fcn.00416590
lea ecx, [ebp - 0xd8]
call fcn.004152f0
lea ecx, [ebp - 0xd8]
call fcn.004152a0
push 0x49355c
lea ecx, [ebp - 0xd8]
xor bl, bl
call fcn.00414b00
test al, al
je 0x4911eb
mov eax, dword [ebp - 0xd8]
lea ecx, [ebp - 0xd8]
add eax, 4
mov bl, 1
push eax
call fcn.004144a0
lea ecx, [ebp - 0xd8]
call fcn.004152f0
lea ecx, [ebp - 0xd8]
call fcn.004152a0
lea ecx, [ebp - 0x140]
call fcn.00413f10
lea eax, [ebp - 0x140]
push eax
push str.___InstallEnd__
push str.___Install__UTF_8_
push dword [ebp - 0x14c]
call fcn.00490bd0
test al, al
jne 0x491230
test bl, bl
jne 0x491226
push str.Cant_load_config_info
push 0
call fcn.0042d170
mov ebx, 1
jmp 0x491b50
push 0x493590
lea ecx, [ebp - 0x174]
call fcn.004140e0
lea ecx, [ebp - 0xf0]
call fcn.00414260
cmp dword [ebp - 0x13c], 0
mov edi, dword [sym.imp.USER32.dll_MessageBoxW]
mov byte [ebp - 0xf4], 1
je 0x4914d6
lea eax, [ebp - 0xb4]
mov dword [ebp - 0xb4], 0
push eax
lea eax, [ebp - 0x140]
mov dword [ebp - 0xb0], 0
push eax
mov dword [ebp - 0xac], 0
call fcn.00415910
test al, al
jne 0x4912b4
test bl, bl
jne 0x4912aa
push str.Config_failed
push 0
call fcn.0042d170
mov ebx, 1
jmp 0x49138c
push str.Title
lea eax, [ebp - 0xb4]
push eax
lea eax, [ebp - 0xcc]
push eax
call fcn.00415d30
push str.BeginPrompt
lea eax, [ebp - 0xb4]
push eax
lea eax, [ebp - 0xe4]
push eax
call fcn.00415d30
push 0x4935c4
lea eax, [ebp - 0xb4]
push eax
lea eax, [ebp - 0x100]
push eax
call fcn.00415d30
push 0x4935d0
push dword [ebp - 0x100]
call fcn.004151e0
mov bh, al
lea eax, [ebp - 0xb4]
push str.Directory
push eax
xor bh, 1
call fcn.00415810
test eax, eax
js 0x49133e
mov ecx, dword [ebp - 0xb4]
mov eax, dword [ecx + eax*4]
lea ecx, [ebp - 0x174]
add eax, 0xc
push eax
call fcn.004142f0
cmp dword [ebp - 0xe0], 0
je 0x4913cd
test bl, bl
jne 0x4913cd
push 0x24
push dword [ebp - 0xcc]
push dword [ebp - 0xe4]
push 0
call edi
cmp eax, 6
je 0x4913cd
push dword [ebp - 0x100]
xor ebx, ebx
call fcn.0045ba8c
push dword [ebp - 0xe4]
call fcn.0045ba8c
push dword [ebp - 0xcc]
call fcn.0045ba8c
add esp, 0xc
mov edi, dword [ebp - 0xb0]
test edi, edi
je 0x4913c2
mov eax, dword [ebp - 0xb4]
dec edi
mov esi, dword [eax + edi*4]
test esi, esi
je 0x4913be
push dword [esi + 0xc]
call fcn.0045ba8c
push dword [esi]
call fcn.0045ba8c
push 0x18
push esi
call fcn.0045ba75
add esp, 0x10
test edi, edi
jne 0x491396
push dword [ebp - 0xb4]
jmp 0x491b2f
push str.RunProgram
lea eax, [ebp - 0xb4]
push eax
lea eax, [ebp - 0xc0]
push eax
call fcn.00415d30
push eax
lea ecx, [ebp - 0xf0]
call fcn.004142f0
push dword [ebp - 0xc0]
call fcn.0045ba8c
add esp, 4
lea eax, [ebp - 0xb4]
push str.ExecuteFile
push eax
lea eax, [ebp - 0xc0]
push eax
call fcn.00415d30
push eax
lea ecx, [ebp - 0x158]
call fcn.004142f0
push dword [ebp - 0xc0]
call fcn.0045ba8c
add esp, 4
lea eax, [ebp - 0xb4]
push str.ExecuteParameters
push eax
lea eax, [ebp - 0xc0]
push eax
call fcn.00415d30
push eax
lea ecx, [ebp - 0x118]
call fcn.004142f0
push dword [ebp - 0xc0]
call fcn.0045ba8c
push dword [ebp - 0x100]
call fcn.0045ba8c
push dword [ebp - 0xe4]
call fcn.0045ba8c
push dword [ebp - 0xcc]
call fcn.0045ba8c
mov edi, dword [ebp - 0xb0]
add esp, 0x10
test edi, edi
je 0x4914bc
nop
mov eax, dword [ebp - 0xb4]
dec edi
mov esi, dword [eax + edi*4]
test esi, esi
je 0x4914b8
push dword [esi + 0xc]
call fcn.0045ba8c
push dword [esi]
call fcn.0045ba8c
push 0x18
push esi
call fcn.0045ba75
add esp, 0x10
test edi, edi
jne 0x491490
push dword [ebp - 0xb4]
call fcn.0045ba8c
mov edi, dword [sym.imp.USER32.dll_MessageBoxW]
add esp, 4
mov byte [ebp - 0xf4], bh
lea ecx, [ebp - 0x164]
mov byte [ebp - 0x168], 0
call fcn.00414260
push 0x493538
lea ecx, [ebp - 0x168]
call fcn.004168d0
test al, al
jne 0x491516
test bl, bl
jne 0x49150c
push str.Cannot_create_temp_folder_archive
push 0
call fcn.0042d170
mov ebx, 1
jmp 0x491b17
push 0x18
call fcn.0045ba45
mov esi, eax
add esp, 4
test esi, esi
je 0x491556
mov dword [esi + 4], 0
mov dword [esi], 0x49352c
mov dword [esi + 8], 0
mov dword [esi + 0xc], 0
mov dword [esi + 0x10], 0
mov word [esi + 0x14], 0
mov eax, dword [esi]
push esi
call dword [eax + 4]
jmp 0x491558
xor esi, esi
mov ecx, esi
call fcn.0042a470
test eax, eax
je 0x491579
push str.Cannot_load_codecs
push 0
call fcn.0042d170
mov ebx, 1
jmp 0x491b06
lea eax, [ebp - 0x164]
push eax
lea ecx, [ebp - 0x10c]
call fcn.00414080
lea ecx, [ebp - 0xb4]
mov byte [ebp - 0xa5], 0
call fcn.00414260
lea eax, [ebp - 0xb4]
push eax
lea eax, [ebp - 0xa5]
push eax
push dword [ebp - 0xf4]
lea eax, [ebp - 0x10c]
push eax
lea eax, [ebp - 0x14c]
push eax
push esi
call fcn.0042e290
test eax, eax
je 0x491673
test bl, bl
jne 0x49165e
cmp eax, 1
je 0x4915eb
cmp byte [ebp - 0xa5], bl
jne 0x4915eb
cmp eax, 0x80004004
je 0x49165e
jmp 0x4915fe
lea eax, [ebp - 0xb4]
push eax
push 8
call fcn.00419680
mov eax, 0x80004005
cmp dword [ebp - 0xb0], 0
jne 0x491634
push eax
lea eax, [ebp - 0xc0]
push eax
call fcn.00416690
lea eax, [ebp - 0xc0]
push eax
lea ecx, [ebp - 0xb4]
call fcn.004142f0
push dword [ebp - 0xc0]
call fcn.0045ba8c
add esp, 4
push 7
lea eax, [ebp - 0xc0]
push eax
call fcn.00419570
push 0x10
push dword [eax]
push dword [ebp - 0xb4]
push 0
call edi
push dword [ebp - 0xc0]
call fcn.0045ba8c
add esp, 4
push dword [ebp - 0xb4]
call fcn.0045ba8c
mov ebx, 1
jmp 0x491af5
push dword [ebp - 0xb4]
call fcn.0045ba8c
add esp, 4
lea ecx, [ebp - 0x128]
call fcn.00414260
lea eax, [ebp - 0x128]
mov byte [ebp - 0x11c], 1
push eax
call fcn.00416fb0
push dword [ebp - 0x10c]
call fcn.004175a0
test al, al
jne 0x4916b8
mov ebx, 1
jmp 0x491a60
cmp dword [ebp - 0x154], 0
je 0x4917db
push 0
lea eax, [ebp - 0x158]
push eax
lea eax, [ebp - 0xcc]
push eax
call fcn.00415770
cmp dword [ebp - 0xd4], 0
mov eax, dword [ebp - 0xcc]
mov dword [ebp - 0x1bc], 0x3c
mov dword [ebp - 0x1b8], 0x140
mov dword [ebp - 0x1b4], 0
mov dword [ebp - 0x1b0], 0
mov dword [ebp - 0x1ac], eax
je 0x491734
lea ecx, [ebp - 0x118]
call fcn.004147d0
lea eax, [ebp - 0xd8]
push eax
lea ecx, [ebp - 0x118]
call fcn.00414590
push 0
lea eax, [ebp - 0x118]
push eax
lea eax, [ebp - 0xe4]
push eax
call fcn.00415770
mov eax, dword [ebp - 0xe4]
xor ecx, ecx
cmp dword [ebp - 0xe0], ecx
mov dword [ebp - 0x1a4], ecx
cmove eax, ecx
mov dword [ebp - 0x1a0], 1
mov dword [ebp - 0x1a8], eax
lea eax, [ebp - 0x1bc]
push eax
mov dword [ebp - 0x184], ecx
call dword [sym.imp.SHELL32.dll_ShellExecuteExA]
cmp dword [ebp - 0x19c], 0x20
ja 0x4917bf
test bl, bl
jne 0x49179c
push str.Cannot_open_file
push 0
call fcn.0042d170
push dword [ebp - 0xe4]
call fcn.0045ba8c
push dword [ebp - 0xcc]
call fcn.0045ba8c
add esp, 8
mov ebx, 1
jmp 0x491a60
push dword [ebp - 0xe4]
mov edi, dword [ebp - 0x184]
call fcn.0045ba8c
push dword [ebp - 0xcc]
jmp 0x491a42
cmp dword [ebp - 0xec], 0
jne 0x49181d
push str.setup.exe
lea ecx, [ebp - 0xf0]
call fcn.004144a0
push dword [ebp - 0xf0]
call fcn.00417900
test al, al
jne 0x49181d
test bl, bl
jne 0x491813
push str.Cannot_find_setup.exe
push 0
call fcn.0042d170
mov ebx, 1
jmp 0x491a60
lea eax, [ebp - 0x10c]
push eax
lea ecx, [ebp - 0xcc]
call fcn.00414080
lea eax, [ebp - 0xcc]
push eax
call fcn.00419050
push str.__T_
lea ecx, [ebp - 0xe4]
call fcn.00414200
lea eax, [ebp - 0xcc]
push eax
lea eax, [ebp - 0xe4]
push eax
lea ecx, [ebp - 0xf0]
call fcn.00414ca0
push dword [ebp - 0xe4]
call fcn.0045ba8c
push dword [ebp - 0xcc]
call fcn.0045ba8c
add esp, 8
lea eax, [ebp - 0xf0]
lea ecx, [ebp - 0xc0]
push eax
call fcn.00414080
push 0x4936ec
lea ecx, [ebp - 0xcc]
call fcn.00414200
lea eax, [ebp - 0x10c]
push eax
lea eax, [ebp - 0xcc]
push eax
lea ecx, [ebp - 0xf0]
call fcn.00414ca0
push dword [ebp - 0xcc]
call fcn.0045ba8c
add esp, 4
cmp dword [ebp - 0xd4], 0
je 0x4918ec
lea ecx, [ebp - 0xf0]
call fcn.004147a0
lea eax, [ebp - 0xd8]
push eax
lea ecx, [ebp - 0xf0]
call fcn.00414590
xor eax, eax
mov dword [ebp - 0x210], 0x44
mov word [ebp - 0x1de], ax
mov dword [ebp - 0x1dc], eax
lea eax, [ebp - 0xf0]
push eax
lea eax, [ebp - 0x174]
mov dword [ebp - 0x20c], 0
push eax
lea eax, [ebp - 0xcc]
mov dword [ebp - 0x208], 0
push eax
mov dword [ebp - 0x204], 0
mov dword [ebp - 0x1e4], 0
call fcn.00414520
push 0
push eax
lea eax, [ebp - 0x100]
push eax
call fcn.00415770
push dword [ebp - 0xcc]
call fcn.0045ba8c
add esp, 4
lea eax, [ebp - 0x1cc]
push eax
lea eax, [ebp - 0x210]
push eax
push 0
push 0
push 0
push 0
push 0
push 0
push dword [ebp - 0x100]
push 0
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
test eax, eax
jne 0x491a1f
test bl, bl
jne 0x4919ff
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
lea eax, [ebp - 0xb4]
push eax
call fcn.00416690
push 0
push 0x493540
lea ecx, [ebp - 0xb4]
call fcn.00414860
mov edi, eax
test edi, edi
js 0x4919e4
push 2
push edi
lea ecx, [ebp - 0xb4]
call fcn.00414800
lea eax, [ebp - 0xc0]
push eax
push edi
lea ecx, [ebp - 0xb4]
call fcn.00414aa0
push dword [ebp - 0xb4]
push 0
call fcn.0042d170
push dword [ebp - 0xb4]
call fcn.0045ba8c
add esp, 4
push dword [ebp - 0x100]
call fcn.0045ba8c
push dword [ebp - 0xc0]
call fcn.0045ba8c
add esp, 8
mov ebx, 1
jmp 0x491a60
push dword [ebp - 0x1c8]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push dword [ebp - 0x100]
mov edi, dword [ebp - 0x1cc]
call fcn.0045ba8c
push dword [ebp - 0xc0]
call fcn.0045ba8c
add esp, 8
test edi, edi
je 0x491a5e
push 0xffffffffffffffff
push edi
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor ebx, ebx
cmp byte [ebp - 0x11c], 0
mov dword [ebp - 4], 0xd
je 0x491aea
lea ecx, [ebp - 0x134]
call fcn.00414260
lea eax, [ebp - 0x134]
push eax
call fcn.00416fb0
test al, al
je 0x491adc
mov eax, dword [ebp - 0x130]
mov edi, dword [ebp - 0x128]
cmp eax, dword [ebp - 0x124]
jne 0x491ad6
mov eax, dword [ebp - 0x134]
mov ecx, edi
mov dx, word [eax]
cmp dx, word [ecx]
jne 0x491acd
test dx, dx
je 0x491ac9
mov dx, word [eax + 2]
cmp dx, word [ecx + 2]
jne 0x491acd
add eax, 4
add ecx, 4
test dx, dx
jne 0x491aa7
xor eax, eax
jmp 0x491ad2
sbb eax, eax
or eax, 1
test eax, eax
je 0x491adc
push edi
call fcn.004175a0
push dword [ebp - 0x134]
call fcn.0045ba8c
add esp, 4
push dword [ebp - 0x128]
call fcn.0045ba8c
add esp, 4
push dword [ebp - 0x10c]
call fcn.0045ba8c
add esp, 4
mov dword [ebp - 4], 0xe
test esi, esi
je 0x491b17
mov eax, dword [esi]
push esi
call dword [eax + 8]
lea ecx, [ebp - 0x168]
mov dword [ebp - 4], 0xf
call fcn.004172b0
push dword [ebp - 0x164]
call fcn.0045ba8c
add esp, 4
push dword [ebp - 0xf0]
call fcn.0045ba8c
push dword [ebp - 0x174]
call fcn.0045ba8c
add esp, 8
push dword [ebp - 0x140]
call fcn.0045ba8c
push dword [ebp - 0x14c]
call fcn.0045ba8c
push dword [ebp - 0x118]
call fcn.0045ba8c
push dword [ebp - 0x158]
call fcn.0045ba8c
push dword [ebp - 0xd8]
call fcn.0045ba8c
push dword [ebp - 0x180]
call fcn.0045ba8c
add esp, 0x18
mov eax, ebx
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0045b84f
mov esp, ebp
pop ebp
ret 0x10