Function at 0x444f70
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 0x530077
mov eax, dword fs:[0]
push eax
sub esp, 0x394
mov eax, dword [0x589bb4]
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], 0x54a1fc
movups xmmword [ebp - 0x39c], xmm0
mov dword [ebp - 0x38c], 0
mov dword [ebp - 0x388], 0
mov edi, dword [0x58efb4]
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 [0x58effc]
mov ebx, eax
push 4
mov ecx, dword [esi + 8]
inc ecx
push ecx
push dword [esi]
call fcn.00500a9a
add esp, 0xc
test eax, eax
je 0x44503f
mov dword [esi], eax
mov eax, dword [esi + 8]
push 4
inc eax
push eax
push dword [esi + 4]
call fcn.00500a9a
add esp, 0xc
test eax, eax
je 0x44503f
mov ecx, dword [esi + 8]
mov dword [esi + 4], eax
lea edx, [ecx*4]
mov ecx, dword [esi]
add ecx, edx
je 0x445030
mov dword [ecx], ebx
mov eax, dword [esi + 4]
add eax, edx
je 0x44503c
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.00447450
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.0042f5c0
mov ecx, eax
mov byte [ebp - 4], 1
call fcn.0042b770
push dword [ebp - 0x364]
lea eax, [ebp - 0x33c]
push eax
push 0x589400
push 0x5880d4
push 0x58fc38
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 0x4450dd
xor edi, edi
jmp 0x44543c
call fcn.0043ec20
mov ecx, eax
call fcn.0043a030
cmp dword [eax], 0
jne 0x445121
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.0043ec20
mov ecx, eax
call fcn.0043a030
mov edx, str.Create_Main_Wnd_and_show
mov ecx, str.Silent_mode
cmp dword [eax], 0
cmove ecx, edx
push ecx
call fcn.00446c40
push 0x208
lea eax, [ebp - 0x218]
push 0
push eax
call fcn.004d5e40
lea eax, [ebp - 0x230]
mov dword [ebp - 0x368], 1
push 1
push eax
mov dword [ebp - 0x360], 0x208
call fcn.004338e0
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 0x4451d9
lea eax, [ebp - 0x218]
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
mov ecx, dword [0x5893d0]
xor edx, edx
test eax, eax
cmovne ecx, edx
mov dword [0x5893d0], ecx
mov edx, dword [ebp - 0x21c]
cmp edx, 8
jb 0x445219
mov ecx, dword [ebp - 0x230]
lea edx, [edx*2 + 2]
mov eax, ecx
cmp edx, 0x1000
jb 0x44520f
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x4454a9
push edx
push ecx
call fcn.0049a80e
add esp, 8
mov edi, dword [sym.imp.USER32.dll_PeekMessageW]
mov ebx, 1
xor esi, esi
test ebx, ebx
je 0x44525c
nop word [eax + eax]
push 0
push 0
push 0
push 0
lea eax, [ebp - 0x384]
push eax
call edi
test eax, eax
jne 0x44525c
mov eax, dword [ebp - 0x3a0]
lea ecx, [ebp - 0x3a0]
push esi
call dword [eax + 4]
inc esi
test eax, eax
jne 0x445230
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 0x445226
test eax, eax
je 0x4452f2
lea eax, [ebp - 0x384]
push eax
mov eax, dword [ebp - 0x3a0]
lea ecx, [ebp - 0x3a0]
call dword [eax]
test eax, eax
jne 0x4452ab
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 0x4452c6
je 0x4452e2
cmp eax, 0xf
je 0x4452e2
cmp eax, 0xa0
jmp 0x4452cb
cmp eax, 0x200
je 0x4452e2
mov ecx, 1
xor eax, eax
test ecx, ecx
mov ebx, ecx
cmove eax, esi
mov esi, eax
jmp 0x445226
xor ecx, ecx
xor eax, eax
test ecx, ecx
cmove eax, esi
mov esi, eax
jmp 0x445226
mov edi, dword [ebp - 0x37c]
lea eax, [ebp - 0x230]
push 1
push eax
call fcn.004338e0
mov esi, eax
add esp, 8
cmp dword [esi + 0x14], 8
jb 0x445313
mov esi, dword [esi]
mov edx, dword [ebp - 0x21c]
cmp edx, 8
jb 0x445353
mov ecx, dword [ebp - 0x230]
lea edx, [edx*2 + 2]
mov eax, ecx
cmp edx, 0x1000
jb 0x445349
mov ecx, dword [ecx - 4]
add edx, 0x23
sub eax, ecx
add eax, 0xfffffffc
cmp eax, 0x1f
ja 0x4454ae
push edx
push ecx
call fcn.0049a80e
add esp, 8
xor eax, eax
mov dword [ebp - 0x220], 0
mov dword [ebp - 0x21c], 7
mov word [ebp - 0x230], ax
cmp dword [0x5893d0], eax
je 0x445392
push 2
push 0x549254
push 1
push 0x54a204
push esi
push reloc.OLEAUT32.dll_SysReAllocString
call dword [sym.imp.SHLWAPI.dll_SHSetValueW]
call fcn.0040cb40
mov ecx, eax
test ecx, ecx
je 0x4454b3
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.0042f5c0
mov ecx, eax
mov byte [ebp - 4], 3
call fcn.0042b770
mov ecx, 0x58efc8
call fcn.00444e40
mov byte [ebp - 4], 1
add esi, 0xfffffff0
or eax, 0xffffffff
lock xadd dword [esi + 0xc], eax
dec eax
test eax, eax
jg 0x44543c
mov ecx, dword [esi]
push esi
mov eax, dword [ecx]
call dword [eax + 4]
lea ecx, [ebp - 0x35c]
call fcn.00447610
mov eax, dword [ebp - 0x390]
test eax, eax
je 0x445464
push eax
call fcn.004f2d8b
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 0x44548b
push ecx
call fcn.004f2d8b
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.0049a7f8
mov esp, ebp
pop ebp
ret
call fcn.004f2bd6
call fcn.004f2bd6
push 0x80004005
call fcn.0040ab80
int3