Function at 0x45da00
Capabilities:
Check if file exists
Read .ini file
Set registry value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4d1573
mov eax, dword fs:[0]
push eax
sub esp, 0x2c4
mov eax, dword [0x5020a8]
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 + 0xc]
mov esi, dword [0x517558]
mov ebx, dword [ebp + 8]
mov dword [ebp - 0x2a4], eax
mov eax, dword [ebp + 0x10]
mov dword [ebp - 0x29c], eax
mov eax, dword [ebp + 0x14]
mov dword [ebp - 0x2c4], eax
mov eax, dword [ebp + 0x18]
mov dword [ebp - 0x2bc], eax
mov eax, dword [ebp + 0x1c]
mov dword [ebp - 0x2c8], eax
mov dword [ebp - 0x2b0], 0
test esi, esi
je 0x45da7c
lock inc dword [esi + 4]
mov esi, dword [0x517558]
mov ecx, dword [0x517554]
mov dword [ebp - 0x2ac], ecx
mov dword [ebp - 0x2a8], esi
mov dword [ebp - 4], 0
lea edx, [ebp - 0x2b4]
mov eax, dword [ecx]
push edx
call dword [eax + 0x50]
push 0
lea ecx, [ebp - 0x2b0]
push ecx
push 0
push 0xf003f
push 0
push 0
push 0
push dword [eax]
push reloc.OLEAUT32.dll_SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegCreateKeyExW]
mov edx, dword [ebp - 0x2b4]
or edi, 0xffffffff
mov dword [ebp - 0x2a0], eax
add edx, 0xfffffff0
mov eax, edi
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x45daea
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov dword [ebp - 4], 0xffffffff
test esi, esi
je 0x45db14
mov eax, edi
lock xadd dword [esi + 4], eax
jne 0x45db14
mov eax, dword [esi]
mov ecx, esi
call dword [eax]
mov eax, edi
lock xadd dword [esi + 8], eax
jne 0x45db14
mov eax, dword [esi]
mov ecx, esi
call dword [eax + 4]
cmp dword [ebp - 0x2a0], 0
jne 0x45e1af
mov ecx, ebx
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x45db26
sub ecx, edx
sar ecx, 1
lea eax, [ecx + ecx]
push eax
push ebx
push 1
push 0
push str.Path
push dword [ebp - 0x2b0]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
test eax, eax
je 0x45db6b
push dword [ebp - 0x2b0]
mov esi, 0x80004005
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
jmp 0x45e1b4
push 0x208
lea eax, [ebp - 0x298]
push 0
push eax
call fcn.004a1c30
mov esi, dword [sym.imp.SHLWAPI.dll_PathCombineW]
lea eax, [ebp - 0x298]
add esp, 0xc
push dword [ebp - 0x2a4]
push ebx
push eax
call esi
lea ecx, [ebp - 0x298]
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x45dba0
sub ecx, edx
sar ecx, 1
lea eax, [ecx + ecx]
push eax
lea eax, [ebp - 0x298]
push eax
push 1
push 0
push 0x4e5770
push dword [ebp - 0x2b0]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
test eax, eax
jne 0x45db53
push 0x208
push eax
lea eax, [ebp - 0x298]
push eax
call fcn.004a1c30
add esp, 0xc
lea eax, [ebp - 0x298]
push dword [ebp - 0x29c]
push ebx
push eax
call esi
push str.Laun
lea ecx, [ebp - 0x2a0]
call fcn.00404b10
push str.cher
mov edx, eax
mov dword [ebp - 4], 1
lea ecx, [ebp - 0x2b4]
call fcn.00453c80
lea ecx, [ebp - 0x298]
add esp, 4
lea esi, [ecx + 2]
mov edx, dword [eax]
nop
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x45dc30
sub ecx, esi
sar ecx, 1
lea eax, [ecx + ecx]
push eax
lea eax, [ebp - 0x298]
push eax
push 1
push 0
push edx
push dword [ebp - 0x2b0]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
mov edx, dword [ebp - 0x2b4]
neg eax
sbb esi, esi
add edx, 0xfffffff0
and esi, 0x80004005
mov eax, edi
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x45dc82
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov dword [ebp - 4], 0xffffffff
mov eax, edi
mov edx, dword [ebp - 0x2a0]
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x45dca6
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
test esi, esi
js 0x45e19f
push 0x80
lea eax, [ebp - 0x90]
push 0
push eax
call fcn.004a1c30
push 0
call fcn.004b37b0
push edx
push eax
lea eax, [ebp - 0x90]
push 0x4ea57c
push eax
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0x20
mov dword [ebp - 0x2a4], 0
lea eax, [ebp - 0x2a4]
push eax
call fcn.0045eb80
mov dword [ebp - 4], 2
mov eax, dword [ebp - 0x2a4]
mov ebx, dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
cmp dword [eax - 0xc], 0
je 0x45dedd
lea eax, [ebp - 0x29c]
mov dword [ebp - 0x29c], 0
push eax
call fcn.00476f00
add esp, 4
mov byte [ebp - 4], 3
push dword [ebp - 0x29c]
call ebx
test eax, eax
je 0x45de49
push str.InsTM
lea ecx, [ebp - 0x2b4]
call fcn.00404b10
mov byte [ebp - 4], 4
mov eax, dword [ebp - 0x29c]
add eax, 0xfffffff0
push eax
call fcn.00404520
add esp, 4
lea ebx, [eax + 0x10]
mov dword [ebp - 0x2c0], ebx
push ebx
call dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
test eax, eax
je 0x45de07
mov esi, dword [0x517558]
test esi, esi
je 0x45dd91
lock inc dword [esi + 4]
mov esi, dword [0x517558]
mov ecx, dword [0x517554]
mov dword [ebp - 0x2d0], ecx
mov dword [ebp - 0x2cc], esi
mov byte [ebp - 4], 7
lea edx, [ebp - 0x2b8]
mov eax, dword [ecx]
push edx
call dword [eax + 0x10c]
push ebx
push 0
push dword [ebp - 0x2b4]
push dword [eax]
call dword [sym.imp.KERNEL32.dll_WritePrivateProfileStringW]
mov edx, dword [ebp - 0x2b8]
mov eax, edi
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x45dde4
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
test esi, esi
je 0x45de07
mov eax, edi
lock xadd dword [esi + 4], eax
jne 0x45de07
mov eax, dword [esi]
mov ecx, esi
call dword [eax]
mov eax, edi
lock xadd dword [esi + 8], eax
jne 0x45de07
mov eax, dword [esi]
mov ecx, esi
call dword [eax + 4]
mov byte [ebp - 4], 5
lea edx, [ebx - 0x10]
mov eax, edi
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x45de22
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov byte [ebp - 4], 3
mov eax, edi
mov edx, dword [ebp - 0x2b4]
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x45de43
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov ebx, dword [sym.imp.SHLWAPI.dll_PathFileExistsW]
push dword [ebp - 0x2a4]
mov ecx, dword [ebp - 0x2b0]
mov edx, str.Date
call fcn.0045e520
push dword [ebp - 0x2a4]
call fcn.004b2187
cdq
lea ecx, [ebp - 0x2ac]
add esp, 4
mov dword [ebp - 0x2ac], eax
lea eax, [ebp - 0x2a0]
mov dword [ebp - 0x2a8], edx
mov dword [ebp - 0x2a0], 0
push eax
call fcn.0045f0c0
push dword [ebp - 0x2a0]
mov ecx, dword [ebp - 0x2b0]
mov edx, str.InstallDate
call fcn.0045e520
mov edx, dword [ebp - 0x2a0]
mov esi, eax
add esp, 4
add edx, 0xfffffff0
mov eax, edi
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x45dece
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov byte [ebp - 4], 2
mov edx, dword [ebp - 0x29c]
jmp 0x45df6b
lea ecx, [ebp - 0x90]
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x45dee6
sub ecx, edx
sar ecx, 1
lea eax, [ecx + ecx]
push eax
lea eax, [ebp - 0x90]
push eax
push 1
push 0
push str.Date
push dword [ebp - 0x2b0]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
lea eax, [ebp - 0x90]
push eax
call fcn.004b2187
cdq
lea ecx, [ebp - 0x2ac]
mov dword [ebp - 0x2ac], eax
lea eax, [ebp - 0x2a0]
push eax
mov dword [ebp - 0x2a8], edx
mov dword [ebp - 0x2a0], 0
call fcn.0045f0c0
push dword [ebp - 0x2a0]
mov ecx, dword [ebp - 0x2b0]
mov edx, str.InstallDate
call fcn.0045e520
mov edx, dword [ebp - 0x2a0]
add esp, 4
mov esi, eax
mov eax, edi
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x45df82
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
lea eax, [ebp - 0x29c]
mov dword [ebp - 0x29c], 0
push eax
call fcn.00476f00
add esp, 4
push dword [ebp - 0x29c]
call ebx
test eax, eax
jne 0x45dfd1
mov byte [ebp - 4], 2
mov eax, edi
mov edx, dword [ebp - 0x29c]
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x45e095
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
jmp 0x45e095
mov ebx, dword [0x517558]
test ebx, ebx
je 0x45dfe5
lock inc dword [ebx + 4]
mov ebx, dword [0x517558]
mov ecx, dword [0x517554]
mov dword [ebp - 0x2d0], ecx
mov dword [ebp - 0x2cc], ebx
mov byte [ebp - 4], 9
lea edx, [ebp - 0x2b8]
mov eax, dword [ecx]
push edx
call dword [eax + 0x10c]
push dword [ebp - 0x29c]
push 1
push str.ActFlag
push dword [eax]
call dword [sym.imp.KERNEL32.dll_GetPrivateProfileIntW]
mov edx, dword [ebp - 0x2b8]
mov dword [ebp - 0x2c0], eax
add edx, 0xfffffff0
mov eax, edi
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x45e042
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
test ebx, ebx
je 0x45e065
mov eax, edi
lock xadd dword [ebx + 4], eax
jne 0x45e065
mov eax, dword [ebx]
mov ecx, ebx
call dword [eax]
mov eax, edi
lock xadd dword [ebx + 8], eax
jne 0x45e065
mov eax, dword [ebx]
mov ecx, ebx
call dword [eax + 4]
xor ebx, ebx
mov eax, edi
cmp dword [ebp - 0x2c0], ebx
mov byte [ebp - 4], 2
mov edx, dword [ebp - 0x29c]
setne bl
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x45e091
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
test ebx, ebx
je 0x45e0f9
mov ebx, dword [ebp - 0x2bc]
test ebx, ebx
je 0x45e0cd
mov ecx, ebx
lea edx, [ecx + 2]
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x45e0a4
sub ecx, edx
sar ecx, 1
je 0x45e0cd
mov ecx, dword [ebp - 0x2b0]
mov edx, str.ActDate
push ebx
call fcn.0045e520
mov ecx, esp
mov esi, eax
push ebx
jmp 0x45e0ef
mov ecx, dword [ebp - 0x2b0]
lea eax, [ebp - 0x90]
push eax
mov edx, str.ActDate
call fcn.0045e520
mov esi, eax
mov ecx, esp
lea eax, [ebp - 0x90]
push eax
call fcn.00404b10
call fcn.0045ef40
mov dword [ebp - 4], 0xffffffff
mov edx, dword [ebp - 0x2a4]
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], edi
dec edi
test edi, edi
jg 0x45e11b
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
test esi, esi
js 0x45e19f
mov esi, dword [ebp - 0x2c4]
mov ecx, esi
lea edx, [ecx + 2]
nop
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x45e130
mov ebx, dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
sub ecx, edx
sar ecx, 1
lea eax, [ecx + ecx]
push eax
push esi
push 1
push 0
push 0x4ea448
push dword [ebp - 0x2b0]
call ebx
test eax, eax
jne 0x45db53
mov esi, dword [ebp - 0x2c8]
mov ecx, esi
lea edx, [ecx + 2]
nop
mov ax, word [ecx]
add ecx, 2
test ax, ax
jne 0x45e170
sub ecx, edx
sar ecx, 1
lea eax, [ecx + ecx]
push eax
push esi
push 1
push 0
push 0x4ea450
push dword [ebp - 0x2b0]
call ebx
neg eax
sbb esi, esi
and esi, 0x80004005
push dword [ebp - 0x2b0]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov eax, esi
jmp 0x45e1b4
mov eax, 0x80004005
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.004a024d
mov esp, ebp
pop ebp
ret 0x18