Function at 0x4472d0
Capabilities:
Check if file exists
Check os version
Get file attributes
Persist via run registry key
Query or enumerate registry value

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x6178c3
push eax
mov eax, dword [0x6f6360]
mov dword fs:[0], esp
sub esp, 0x2e8
push ebx
push ebp
push esi
xor esi, esi
cmp eax, esi
push edi
jne 0x447307
call fcn.004450c0
test al, al
je 0x4479b0
mov ecx, 0x82
xor eax, eax
lea edi, [esp + 0xf0]
mov edx, dword [0x6f6360]
rep stosd dword es:[edi], eax
mov ebx, dword [sym.imp.ADVAPI32.dll_RegQueryValueExA]
lea eax, [esp + 0x18]
lea ecx, [esp + 0xf0]
push eax
push ecx
push esi
push esi
push str.LocalPathW
push edx
mov dword [esp + 0x30], 0x208
call ebx
test eax, eax
jne 0x447361
mov ecx, dword [esp + 0x308]
lea eax, [esp + 0xf0]
push eax
call fcn.004023c0
mov al, 1
jmp 0x4479b2
mov ecx, dword [0x6f175c]
mov dword [esp + 0x28], ecx
mov eax, dword [0x6f6360]
lea edx, [esp + 0x18]
push edx
push esi
push esi
push esi
push 0x6c9d80
push eax
mov dword [esp + 0x318], esi
call ebx
test eax, eax
jne 0x4473dd
mov ecx, dword [esp + 0x18]
push ecx
lea ecx, [esp + 0x2c]
call fcn.00601c99
lea edx, [esp + 0x18]
mov edi, eax
mov eax, dword [0x6f6360]
push edx
push edi
push esi
push esi
push 0x6c9d80
push eax
call ebx
test eax, eax
jne 0x4473dd
mov ecx, dword [esp + 0x308]
push esi
push edi
call fcn.00402ce0
lea ecx, [esp + 0x28]
mov dword [esp + 0x300], 0xffffffff
call fcn.006018cc
mov al, 1
jmp 0x4479b2
lea ecx, [esp + 0x5c]
mov dword [esp + 0x5c], 0x94
push ecx
call dword [sym.imp.KERNEL32.dll_GetVersionExA]
mov ebx, dword [esp + 0x308]
test eax, eax
je 0x447649
cmp dword [esp + 0x6c], 2
jne 0x447649
cmp dword [esp + 0x60], 6
jb 0x447649
push str.shell32
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov ebp, eax
cmp ebp, esi
mov dword [esp + 0x3c], ebp
je 0x447649
push str.SHGetKnownFolderPath
push ebp
mov byte [esp + 0x1b], 0
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov edi, eax
cmp edi, esi
je 0x44761f
push esi
mov dword [esp + 0x18], esi
mov dword [esp + 0x44], 0x374de290
mov word [esp + 0x48], 0x123f
mov word [esp + 0x4a], 0x4565
mov byte [esp + 0x4c], 0x91
mov byte [esp + 0x4d], 0x64
mov byte [esp + 0x4e], 0x39
mov byte [esp + 0x4f], 0xc4
mov byte [esp + 0x50], 0x92
mov byte [esp + 0x51], 0x5e
mov byte [esp + 0x52], 0x46
mov byte [esp + 0x53], 0x7b
call dword [sym.imp.ole32.dll_CoInitialize]
lea edx, [esp + 0x14]
lea eax, [esp + 0x40]
push edx
push esi
push esi
push eax
call edi
cmp eax, esi
jne 0x447619
mov eax, dword [esp + 0x14]
cmp eax, esi
je 0x447619
push eax
call fcn.005e519b
mov ebp, dword [esp + 0x18]
add esp, 4
mov edi, 0x6f5cbc
cmp word [ebp + eax*2 - 2], 0x5c
je 0x4474d3
mov edi, 0x6c5154
mov ecx, 0x6c5124
test ecx, ecx
je 0x447609
cmp ebp, esi
je 0x447609
cmp edi, esi
je 0x447609
push esi
push ecx
lea ecx, [esp + 0x24]
mov dword [esp + 0x24], esi
mov dword [esp + 0x2c], esi
mov word [esp + 0x28], si
call fcn.00402ce0
push ebp
lea ecx, [esp + 0x30]
mov byte [esp + 0x304], 1
mov dword [esp + 0x30], esi
mov dword [esp + 0x38], esi
mov word [esp + 0x34], si
call fcn.004023c0
push edi
lea ecx, [esp + 0x54]
mov byte [esp + 0x304], 2
call fcn.0040e5b0
mov ecx, ebx
mov byte [esp + 0x300], 3
call fcn.00401070
mov esi, dword [esp + 0x24]
lea ecx, [esp + 0x50]
call fcn.004023b0
push eax
call fcn.005e519b
add esp, 4
lea ecx, [esp + 0x2c]
mov edi, eax
call fcn.004023b0
push eax
call fcn.005e519b
add esi, edi
lea esi, [eax + esi + 3]
lea ebp, [esi + esi]
push ebp
call fcn.005fdccd
mov edi, eax
add esp, 8
test edi, edi
mov dword [ebx], edi
je 0x4475d0
mov ecx, ebp
xor eax, eax
mov edx, ecx
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
lea ecx, [esp + 0x50]
call fcn.004023b0
push eax
lea ecx, [esp + 0x30]
call fcn.004023b0
push eax
lea ecx, [esp + 0x24]
call fcn.004023b0
push eax
mov eax, dword [ebx]
push esi
push eax
call fcn.005e512b
mov ecx, dword [ebx]
push ecx
call fcn.005e519b
add esp, 0x18
mov dword [ebx + 8], eax
lea ecx, [esp + 0x50]
mov byte [esp + 0x300], 2
call fcn.00401070
lea ecx, [esp + 0x2c]
mov byte [esp + 0x300], 1
call fcn.00401070
lea ecx, [esp + 0x1c]
mov byte [esp + 0x300], 0
call fcn.00401070
mov ebp, dword [esp + 0x14]
xor esi, esi
push ebp
call dword [sym.imp.ole32.dll_CoTaskMemFree]
mov ebp, dword [esp + 0x3c]
mov byte [esp + 0x13], 1
call dword [sym.imp.ole32.dll_CoUninitialize]
push ebp
call dword [sym.imp.KERNEL32.dll_FreeLibrary]
mov al, byte [esp + 0x13]
test al, al
je 0x447649
lea ecx, [esp + 0x28]
mov dword [esp + 0x300], 0xffffffff
call fcn.006018cc
mov al, 1
jmp 0x4479b2
lea edx, [esp + 0x38]
push edx
push 0xf003f
push esi
push str.SoftwareMicrosoftWindowsCurrentVersionExplorerShell_Folders_
push reloc.WS2_32.dll_accept
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExA]
test eax, eax
jne 0x44799c
mov ecx, dword [esp + 0x38]
mov edi, dword [sym.imp.ADVAPI32.dll_RegQueryValueExW]
lea eax, [esp + 0x18]
push eax
push esi
push esi
push esi
push str.Personal
push ecx
call edi
test eax, eax
jne 0x447991
mov edx, dword [esp + 0x18]
lea eax, [edx*4 + 4]
push eax
call fcn.005fdccd
mov ebp, eax
add esp, 4
cmp ebp, esi
je 0x447991
mov edx, dword [esp + 0x38]
lea ecx, [esp + 0x18]
push ecx
push ebp
push esi
push esi
push str.Personal
push edx
call edi
test eax, eax
jne 0x447988
mov dword [esp + 0x2c], esi
mov dword [esp + 0x34], esi
mov word [esp + 0x30], si
push ebp
mov byte [esp + 0x304], 4
call fcn.005e519b
add esp, 4
cmp word [ebp + eax*2 - 2], 0x5c
mov edi, 0x6f5cbc
je 0x4476f8
mov edi, 0x6c5154
mov eax, str._s_sDownloads_
test eax, eax
je 0x447827
cmp edi, esi
je 0x447827
push esi
push eax
lea ecx, [esp + 0x24]
mov dword [esp + 0x24], esi
mov dword [esp + 0x2c], esi
mov word [esp + 0x28], si
call fcn.00402ce0
push ebp
lea ecx, [esp + 0x54]
mov byte [esp + 0x304], 5
call fcn.0040e5b0
push edi
lea ecx, [esp + 0x44]
mov byte [esp + 0x304], 6
call fcn.0040e5b0
lea ecx, [esp + 0x2c]
mov byte [esp + 0x300], 7
call fcn.00401070
mov edi, dword [esp + 0x50]
cmp edi, esi
jne 0x447766
lea edi, [esp + 0x54]
mov esi, dword [esp + 0x24]
lea ecx, [esp + 0x40]
call fcn.004023b0
push eax
call fcn.005e519b
mov edx, eax
push edi
mov dword [esp + 0x44], edx
call fcn.005e519b
mov ecx, dword [esp + 0x44]
add esi, ecx
lea esi, [eax + esi + 3]
lea eax, [esi + esi]
push eax
call fcn.005fdccd
mov edi, eax
add esp, 0xc
test edi, edi
mov dword [esp + 0x2c], edi
je 0x4477f2
lea ecx, [esi + esi]
xor eax, eax
mov edx, ecx
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
and ecx, 3
rep stosb byte es:[edi], al
lea ecx, [esp + 0x40]
call fcn.004023b0
push eax
lea ecx, [esp + 0x54]
call fcn.004023b0
push eax
lea ecx, [esp + 0x24]
call fcn.004023b0
push eax
mov eax, dword [esp + 0x38]
push esi
push eax
call fcn.005e512b
mov ecx, dword [esp + 0x40]
push ecx
call fcn.005e519b
add esp, 0x18
mov dword [esp + 0x34], eax
lea ecx, [esp + 0x40]
mov byte [esp + 0x300], 6
call fcn.00401070
lea ecx, [esp + 0x50]
mov byte [esp + 0x300], 5
call fcn.00401070
lea ecx, [esp + 0x1c]
mov byte [esp + 0x300], 4
call fcn.00401070
xor esi, esi
mov edx, dword [esp + 0x2c]
mov ecx, ebx
push edx
call fcn.004023c0
mov eax, dword [ebx]
cmp eax, esi
jne 0x44783c
lea eax, [ebx + 4]
push esi
push eax
call fcn.00496280
mov eax, dword [0x6c95a4]
add esp, 8
xor edi, edi
cmp eax, esi
mov eax, dword [ebx]
je 0x44786c
cmp eax, esi
jne 0x44785a
lea eax, [ebx + 4]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x447954
jmp 0x4478a3
cmp eax, esi
jne 0x447873
lea eax, [ebx + 4]
push eax
lea ecx, [esp + 0x18]
call fcn.0060198c
mov eax, dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x447892
mov edi, 1
lea ecx, [esp + 0x14]
call fcn.006018cc
cmp edi, esi
je 0x447954
cmp dword [ebx], esi
je 0x447912
push ebp
call fcn.005e519b
add esp, 4
test eax, eax
je 0x447912
mov eax, dword [ebx]
cmp eax, ebp
ja 0x447912
push eax
call fcn.005e519b
mov ecx, dword [ebx]
add esp, 4
lea edx, [ecx + eax*2]
cmp edx, ebp
jb 0x447912
push ebp
lea ecx, [esp + 0x20]
mov dword [esp + 0x20], esi
mov dword [esp + 0x28], esi
mov word [esp + 0x24], si
call fcn.004023c0
mov eax, dword [esp + 0x1c]
mov byte [esp + 0x300], 8
cmp eax, esi
jne 0x4478f7
lea eax, [esp + 0x20]
push eax
mov ecx, ebx
call fcn.004023c0
lea ecx, [esp + 0x1c]
mov byte [esp + 0x300], 4
call fcn.00401070
jmp 0x447954
mov ecx, ebx
call fcn.00401070
push ebp
call fcn.005e519b
add esp, 4
test eax, eax
je 0x447954
push ebp
call fcn.005e519b
lea eax, [eax + eax + 2]
push eax
call fcn.005fdccd
add esp, 8
cmp eax, esi
mov dword [ebx], eax
je 0x447954
push ebp
call fcn.005e519b
mov ecx, dword [ebx]
push ebp
push ecx
mov dword [ebx + 8], eax
call fcn.005e5369
add esp, 0xc
mov edx, dword [esp + 0x38]
push edx
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
lea ecx, [esp + 0x2c]
mov byte [esp + 0x300], 0
call fcn.00401070
lea ecx, [esp + 0x28]
mov dword [esp + 0x300], 0xffffffff
call fcn.006018cc
mov al, 1
jmp 0x4479b2
push ebp
call fcn.005fdcf6
add esp, 4
mov eax, dword [esp + 0x38]
push eax
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
lea ecx, [esp + 0x28]
mov dword [esp + 0x300], 0xffffffff
call fcn.006018cc
xor al, al
mov ecx, dword [esp + 0x2f8]
pop edi
pop esi
pop ebp
pop ebx
mov dword fs:[0], ecx
add esp, 0x2f4
ret