Function at 0x4446b0
Capabilities:
Check for time delay via gettickcount
Check if file exists
Hide graphical window
Query or enumerate registry value
Set registry value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x52b7f7
mov eax, dword fs:[0]
push eax
sub esp, 0x394
mov eax, dword [0x583bb4]
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
xorps xmm0, xmm0
mov dword [ebp - 0x3a0], 0x54507c
movups xmmword [ebp - 0x39c], xmm0
mov dword [ebp - 0x38c], 0
mov dword [ebp - 0x388], 0
mov edi, dword [0x588fb4]
add edi, 0x10
mov dword [ebp - 4], 0
push edi
call dword [sym.imp.KERNEL32.dll_EnterCriticalSection]
call dword [sym.imp.KERNEL32.dll_GetCurrentThreadId]
mov esi, dword [0x588ffc]
mov ebx, eax
push 4
mov ecx, dword [esi + 8]
inc ecx
push ecx
push dword [esi]
call fcn.004fc66a
add esp, 0xc
test eax, eax
je 0x44477f
mov dword [esi], eax
mov eax, dword [esi + 8]
push 4
inc eax
push eax
push dword [esi + 4]
call fcn.004fc66a
add esp, 0xc
test eax, eax
je 0x44477f
mov ecx, dword [esi + 8]
mov dword [esi + 4], eax
lea edx, [ecx*4]
mov ecx, dword [esi]
add ecx, edx
je 0x444770
mov dword [ecx], ebx
mov eax, dword [esi + 4]
add eax, edx
je 0x44477c
lea ecx, [ebp - 0x3a0]
mov dword [eax], ecx
inc dword [esi + 8]
push edi
call dword [sym.imp.KERNEL32.dll_LeaveCriticalSection]
lea ecx, [ebp - 0x35c]
call fcn.00446ba0
call dword [sym.imp.KERNEL32.dll_GetTickCount]
push 0
sub esp, 0x28
mov dword [ebp - 0x364], eax
mov ecx, esp
mov dword [ebp - 0x368], esp
mov dword [ecx + 0x24], 0
push 0
push 0
push str.start_inst
mov byte [ebp - 4], 2
call fcn.0042f030
mov ecx, eax
mov byte [ebp - 4], 1
call fcn.0042b2d0
push dword [ebp - 0x364]
lea eax, [ebp - 0x33c]
push eax
push 0x583400
push 0x5820d4
push 0x589c38
call fcn.0041fd00
add esp, 0x14
movzx eax, ax
lea ecx, [ebp - 0x35c]
push 0
push eax
push 0
push 8
push SysReAllocString
push 0
push 0
push 0
call fcn.004202a0
test eax, eax
jne 0x44481d
xor edi, edi
jmp 0x444b7c
call fcn.0043e4f0
mov ecx, eax
call fcn.00439900
cmp dword [eax], 0
jne 0x444861
push dword [ebp + 0xc]
push dword [ebp - 0x358]
call dword [sym.imp.USER32.dll_ShowWindow]
push dword [ebp - 0x358]
call dword [sym.imp.USER32.dll_BringWindowToTop]
push 3
push 0
push 0
push 0
push 0
push 0xffffffffffffffff
push dword [ebp - 0x358]
call dword [sym.imp.USER32.dll_SetWindowPos]
call fcn.0043e4f0
mov ecx, eax
call fcn.00439900
mov edx, str.Create_Main_Wnd_and_show
mov ecx, str.Silent_mode
cmp dword [eax], 0
cmove ecx, edx
push ecx
call fcn.00446390
push 0x208
lea eax, [ebp - 0x218]
push 0
push eax
call fcn.004d1a10
lea eax, [ebp - 0x230]
mov dword [ebp - 0x368], 1
push 1
push eax
mov dword [ebp - 0x360], 0x208
call fcn.00433360
add esp, 0x18
lea ecx, [ebp - 0x360]
cmp dword [ebp - 0x21c], 8
lea eax, [ebp - 0x230]
cmovae eax, dword [ebp - 0x230]
push ecx
lea ecx, [ebp - 0x218]
push ecx
lea ecx, [ebp - 0x368]
push ecx
push str.Setup_Path
push eax
push reloc.OLEAUT32.dll_SysReAllocString
call dword [sym.imp.SHLWAPI.dll_SHGetValueW]
test eax, eax
jne 0x444919
lea eax, [ebp - 0x218]
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
mov ecx, dword [0x5833d0]
xor edx, edx
test eax, eax
cmovne ecx, edx
mov dword [0x5833d0], ecx
mov edx, dword [ebp - 0x21c]
cmp edx, 8
jb 0x444959
mov ecx, dword [ebp - 0x230]
lea edx, [edx*2 + 2]
mov eax, ecx
cmp edx, 0x1000
jb 0x44494f
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x444be9
push edx
push ecx
call fcn.0049a03e
add esp, 8
mov edi, dword [sym.imp.USER32.dll_PeekMessageW]
mov ebx, 1
xor esi, esi
test ebx, ebx
je 0x44499c
nop word [eax + eax]
push 0
push 0
push 0
push 0
lea eax, [ebp - 0x384]
push eax
call edi
test eax, eax
jne 0x44499c
mov eax, dword [ebp - 0x3a0]
lea ecx, [ebp - 0x3a0]
push esi
call dword [eax + 4]
inc esi
test eax, eax
jne 0x444970
xor ebx, ebx
push 0
push 0
push 0
lea eax, [ebp - 0x384]
push eax
call dword [sym.imp.USER32.dll_GetMessageW]
cmp eax, 0xffffffff
je 0x444966
test eax, eax
je 0x444a32
lea eax, [ebp - 0x384]
push eax
mov eax, dword [ebp - 0x3a0]
lea ecx, [ebp - 0x3a0]
call dword [eax]
test eax, eax
jne 0x4449eb
lea eax, [ebp - 0x384]
push eax
call dword [sym.imp.USER32.dll_TranslateMessage]
lea eax, [ebp - 0x384]
push eax
call dword [sym.imp.USER32.dll_DispatchMessageW]
mov eax, dword [ebp - 0x380]
cmp eax, 0x118
ja 0x444a06
je 0x444a22
cmp eax, 0xf
je 0x444a22
cmp eax, 0xa0
jmp 0x444a0b
cmp eax, 0x200
je 0x444a22
mov ecx, 1
xor eax, eax
test ecx, ecx
mov ebx, ecx
cmove eax, esi
mov esi, eax
jmp 0x444966
xor ecx, ecx
xor eax, eax
test ecx, ecx
cmove eax, esi
mov esi, eax
jmp 0x444966
mov edi, dword [ebp - 0x37c]
lea eax, [ebp - 0x230]
push 1
push eax
call fcn.00433360
mov esi, eax
add esp, 8
cmp dword [esi + 0x14], 8
jb 0x444a53
mov esi, dword [esi]
mov edx, dword [ebp - 0x21c]
cmp edx, 8
jb 0x444a93
mov ecx, dword [ebp - 0x230]
lea edx, [edx*2 + 2]
mov eax, ecx
cmp edx, 0x1000
jb 0x444a89
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x444bee
push edx
push ecx
call fcn.0049a03e
add esp, 8
xor eax, eax
mov dword [ebp - 0x220], 0
mov dword [ebp - 0x21c], 7
mov word [ebp - 0x230], ax
cmp dword [0x5833d0], eax
je 0x444ad2
push 2
push 0x5440dc
push 1
push 0x545084
push esi
push reloc.OLEAUT32.dll_SysReAllocString
call dword [sym.imp.SHLWAPI.dll_SHSetValueW]
call fcn.0040cb40
mov ecx, eax
test ecx, ecx
je 0x444bf3
mov eax, dword [ecx]
call dword [eax + 0xc]
add eax, 0x10
mov dword [ebp - 0x360], eax
mov byte [ebp - 4], 3
call dword [sym.imp.KERNEL32.dll_GetTickCount]
mov ecx, eax
mov eax, 0x10624dd3
sub ecx, dword [ebp - 0x364]
mul ecx
lea eax, [ebp - 0x360]
shr edx, 6
push edx
push str.ex3end:_ld
push eax
call fcn.0040aeb0
add esp, 0xc
push 0
sub esp, 0x28
mov eax, esp
mov dword [ebp - 0x364], esp
mov dword [eax + 0x24], 0
mov esi, dword [ebp - 0x360]
push 0
push esi
push str.end_inst
mov byte [ebp - 4], 4
call fcn.0042f030
mov ecx, eax
mov byte [ebp - 4], 3
call fcn.0042b2d0
mov ecx, 0x588fc8
call fcn.00444580
mov byte [ebp - 4], 1
add esi, 0xfffffff0
or eax, 0xffffffff
lock xadd dword [esi + 0xc], eax
dec eax
test eax, eax
jg 0x444b7c
mov ecx, dword [esi]
push esi
mov eax, dword [ecx]
call dword [eax + 4]
lea ecx, [ebp - 0x35c]
call fcn.00446d60
mov eax, dword [ebp - 0x390]
test eax, eax
je 0x444ba4
push eax
call fcn.004ee958
add esp, 4
mov dword [ebp - 0x390], 0
mov ecx, dword [ebp - 0x39c]
mov dword [ebp - 0x38c], 0
mov dword [ebp - 0x388], 0
test ecx, ecx
je 0x444bcb
push ecx
call fcn.004ee958
add esp, 4
mov eax, edi
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.0049a028
mov esp, ebp
pop ebp
ret
call fcn.004ee7a3
call fcn.004ee7a3
push 0x80004005
call fcn.0040ab80
int3