Function at 0x41b820
Capabilities:
Check if file exists
Query or enumerate registry value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x51e83d
mov eax, dword fs:[0]
push eax
mov eax, 0x2228
call fcn.004906a0
mov eax, dword [0x57c8b4]
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 esi, dword [ebp + 8]
lea eax, [ebp - 0x218]
mov edi, dword [ebp + 0xc]
push 0x208
push 0
push eax
mov dword [ebp - 0x2230], 0
call fcn.004a99f0
add esp, 0xc
lea eax, [ebp - 0x218]
push edi
push esi
push eax
call dword [sym.imp.SHLWAPI.dll_PathCombineW]
lea eax, [ebp - 0x218]
push eax
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
je 0x41bb44
push 0x2000
lea eax, [ebp - 0x2218]
push 0
push eax
call fcn.004a99f0
add esp, 0xc
mov dword [ebp - 0x222c], 1
lea eax, [ebp - 0x2220]
mov dword [ebp - 0x2228], 0x1000
lea ecx, [ebp - 0x2221]
push eax
call fcn.0041a930
lea ecx, [ebp - 0x2228]
push ecx
lea ecx, [ebp - 0x2218]
push ecx
lea ecx, [ebp - 0x222c]
push ecx
push edi
push dword [eax]
push reloc.OLEAUT32.dll_SysReAllocString
call dword [sym.imp.SHLWAPI.dll_SHGetValueW]
mov edx, dword [ebp - 0x2220]
test eax, eax
setne bl
add edx, 0xfffffff0
or eax, 0xffffffff
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x41b91e
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
test bl, bl
jne 0x41bb44
lea eax, [ebp - 0x218]
push eax
call dword [sym.imp.SHLWAPI.dll_PathFindExtensionW]
mov esi, eax
push str..dll
push esi
call fcn.004c4ecb
add esp, 8
test eax, eax
jne 0x41b9d6
lea eax, [ebp - 0x218]
push eax
call fcn.00468a00
add esp, 4
test eax, eax
lea eax, [ebp - 0x218]
push eax
jne 0x41b977
push str.file__s__check_sign_fail.
call fcn.00436ff0
add esp, 8
jmp 0x41bb44
call dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov esi, eax
test esi, esi
je 0x41bb44
push str.Uninst
push esi
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov edi, eax
test edi, edi
je 0x41b9ca
lea eax, [ebp - 0x218]
push eax
push str.call_dll_func_start__path__s_
call fcn.00436ff0
add esp, 8
lea eax, [ebp - 0x2218]
push eax
call edi
lea eax, [ebp - 0x218]
push eax
push str.call_dll_fun_end__path__s_
call fcn.00436ff0
add esp, 8
push esi
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
jmp 0x41bb44
push str..exe
push esi
call fcn.004c4ecb
add esp, 8
test eax, eax
jne 0x41bb44
lea eax, [ebp - 0x2218]
push eax
lea ecx, [ebp - 0x221c]
call fcn.004081b0
mov eax, dword [ebp - 0x221c]
mov dword [ebp - 4], 1
mov ecx, dword [eax - 0x10]
test ecx, ecx
je 0x41ba1d
mov eax, dword [ecx]
call dword [eax + 0x10]
mov ecx, eax
test ecx, ecx
jne 0x41ba33
call fcn.0040b790
mov ecx, eax
mov edx, dword [eax]
call dword [edx + 0x10]
mov ecx, eax
test ecx, ecx
je 0x41bb60
mov eax, dword [ecx]
call dword [eax + 0xc]
mov dword [ebp - 0x2230], 1
lea esi, [eax + 0x10]
mov eax, dword [ebp - 0x221c]
mov dword [ebp - 0x2220], esi
mov dword [ebp - 0x2234], eax
mov ebx, dword [eax - 0xc]
lea edi, [ebx + 0x1a]
test edi, edi
js 0x41bb6a
mov eax, dword [esi - 8]
mov ecx, 1
sub ecx, dword [esi - 4]
sub eax, edi
or eax, ecx
jge 0x41ba88
push edi
lea ecx, [ebp - 0x2220]
call fcn.0040a220
mov esi, dword [ebp - 0x2220]
push ebx
push dword [ebp - 0x2234]
push ebx
push esi
call fcn.0040ade0
lea eax, [esi + ebx*2]
add esp, 0x10
test eax, eax
jne 0x41bab2
call fcn.004c4e2c
mov dword [eax], 0x16
call fcn.004c4d06
jmp 0x41bac2
push 0x34
push str.__uninstall__productbizhi
push eax
call fcn.004aa800
add esp, 0xc
cmp edi, dword [esi - 8]
jg 0x41bb6a
xor eax, eax
mov dword [esi - 0xc], edi
mov word [esi + edi*2], ax
lea ecx, [ebp - 0x221c]
lea eax, [ebp - 0x2220]
push eax
call fcn.004119e0
or ebx, 0xffffffff
mov byte [ebp - 4], 0
add esi, 0xfffffff0
mov eax, ebx
lock xadd dword [esi + 0xc], eax
dec eax
test eax, eax
jg 0x41bb04
mov ecx, dword [esi]
push esi
mov eax, dword [ecx]
call dword [eax + 4]
push 0xc350
push 1
push 1
push dword [ebp - 0x221c]
lea eax, [ebp - 0x218]
push eax
call fcn.0041c0a0
mov edx, dword [ebp - 0x221c]
add esp, 0x14
mov dword [ebp - 4], 0xffffffff
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], ebx
dec ebx
test ebx, ebx
jg 0x41bb44
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
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.00490238
mov esp, ebp
pop ebp
ret
push 0x80004005
call fcn.00408b70
push 0x80070057
call fcn.00408b70
int3