Function at 0x441860
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 0x5f6963
push eax
mov eax, dword [0x6cee7c]
mov dword fs:[0], esp
sub esp, 0x2e8
push ebx
push ebp
push esi
xor esi, esi
cmp eax, esi
push edi
jne 0x441897
call fcn.0043f650
test al, al
je 0x441f40
mov ecx, 0x82
xor eax, eax
lea edi, [esp + 0xf0]
mov edx, dword [0x6cee7c]
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 0x4418f1
mov ecx, dword [esp + 0x308]
lea eax, [esp + 0xf0]
push eax
call fcn.00401f60
mov al, 1
jmp 0x441f42
mov ecx, dword [0x6ca27c]
mov dword [esp + 0x28], ecx
mov eax, dword [0x6cee7c]
lea edx, [esp + 0x18]
push edx
push esi
push esi
push esi
push 0x6a4718
push eax
mov dword [esp + 0x318], esi
call ebx
test eax, eax
jne 0x44196d
mov ecx, dword [esp + 0x18]
push ecx
lea ecx, [esp + 0x2c]
call fcn.005e1559
lea edx, [esp + 0x18]
mov edi, eax
mov eax, dword [0x6cee7c]
push edx
push edi
push esi
push esi
push 0x6a4718
push eax
call ebx
test eax, eax
jne 0x44196d
mov ecx, dword [esp + 0x308]
push esi
push edi
call fcn.00402890
lea ecx, [esp + 0x28]
mov dword [esp + 0x300], 0xffffffff
call fcn.005e118c
mov al, 1
jmp 0x441f42
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 0x441bd9
cmp dword [esp + 0x6c], 2
jne 0x441bd9
cmp dword [esp + 0x60], 6
jb 0x441bd9
push str.shell32
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov ebp, eax
cmp ebp, esi
mov dword [esp + 0x3c], ebp
je 0x441bd9
push str.SHGetKnownFolderPath
push ebp
mov byte [esp + 0x1b], 0
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov edi, eax
cmp edi, esi
je 0x441baf
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 0x441ba9
mov eax, dword [esp + 0x14]
cmp eax, esi
je 0x441ba9
push eax
call fcn.005c4b4a
mov ebp, dword [esp + 0x18]
add esp, 4
mov edi, 0x6ce7cc
cmp word [ebp + eax*2 - 2], 0x5c
je 0x441a63
mov edi, 0x6a0054
mov ecx, 0x6a0048
test ecx, ecx
je 0x441b99
cmp ebp, esi
je 0x441b99
cmp edi, esi
je 0x441b99
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.00402890
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.00401f60
push edi
lea ecx, [esp + 0x54]
mov byte [esp + 0x304], 2
call fcn.0040d680
mov ecx, ebx
mov byte [esp + 0x300], 3
call fcn.00401070
mov esi, dword [esp + 0x24]
lea ecx, [esp + 0x50]
call fcn.00401f50
push eax
call fcn.005c4b4a
add esp, 4
lea ecx, [esp + 0x2c]
mov edi, eax
call fcn.00401f50
push eax
call fcn.005c4b4a
add esi, edi
lea esi, [eax + esi + 3]
lea ebp, [esi + esi]
push ebp
call fcn.005dd58d
mov edi, eax
add esp, 8
test edi, edi
mov dword [ebx], edi
je 0x441b60
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.00401f50
push eax
lea ecx, [esp + 0x30]
call fcn.00401f50
push eax
lea ecx, [esp + 0x24]
call fcn.00401f50
push eax
mov eax, dword [ebx]
push esi
push eax
call fcn.005c4ada
mov ecx, dword [ebx]
push ecx
call fcn.005c4b4a
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 0x441bd9
lea ecx, [esp + 0x28]
mov dword [esp + 0x300], 0xffffffff
call fcn.005e118c
mov al, 1
jmp 0x441f42
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 0x441f2c
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 0x441f21
mov edx, dword [esp + 0x18]
lea eax, [edx*4 + 4]
push eax
call fcn.005dd58d
mov ebp, eax
add esp, 4
cmp ebp, esi
je 0x441f21
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 0x441f18
mov dword [esp + 0x2c], esi
mov dword [esp + 0x34], esi
mov word [esp + 0x30], si
push ebp
mov byte [esp + 0x304], 4
call fcn.005c4b4a
add esp, 4
cmp word [ebp + eax*2 - 2], 0x5c
mov edi, 0x6ce7cc
je 0x441c88
mov edi, 0x6a0054
mov eax, str._s_sDownloads_
test eax, eax
je 0x441db7
cmp edi, esi
je 0x441db7
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.00402890
push ebp
lea ecx, [esp + 0x54]
mov byte [esp + 0x304], 5
call fcn.0040d680
push edi
lea ecx, [esp + 0x44]
mov byte [esp + 0x304], 6
call fcn.0040d680
lea ecx, [esp + 0x2c]
mov byte [esp + 0x300], 7
call fcn.00401070
mov edi, dword [esp + 0x50]
cmp edi, esi
jne 0x441cf6
lea edi, [esp + 0x54]
mov esi, dword [esp + 0x24]
lea ecx, [esp + 0x40]
call fcn.00401f50
push eax
call fcn.005c4b4a
mov edx, eax
push edi
mov dword [esp + 0x44], edx
call fcn.005c4b4a
mov ecx, dword [esp + 0x44]
add esi, ecx
lea esi, [eax + esi + 3]
lea eax, [esi + esi]
push eax
call fcn.005dd58d
mov edi, eax
add esp, 0xc
test edi, edi
mov dword [esp + 0x2c], edi
je 0x441d82
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.00401f50
push eax
lea ecx, [esp + 0x54]
call fcn.00401f50
push eax
lea ecx, [esp + 0x24]
call fcn.00401f50
push eax
mov eax, dword [esp + 0x38]
push esi
push eax
call fcn.005c4ada
mov ecx, dword [esp + 0x40]
push ecx
call fcn.005c4b4a
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.00401f60
mov eax, dword [ebx]
cmp eax, esi
jne 0x441dcc
lea eax, [ebx + 4]
push esi
push eax
call fcn.004892c0
mov eax, dword [0x6a3f58]
add esp, 8
xor edi, edi
cmp eax, esi
mov eax, dword [ebx]
je 0x441dfc
cmp eax, esi
jne 0x441dea
lea eax, [ebx + 4]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x441ee4
jmp 0x441e33
cmp eax, esi
jne 0x441e03
lea eax, [ebx + 4]
push eax
lea ecx, [esp + 0x18]
call fcn.005e124c
mov eax, dword [esp + 0x14]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
cmp eax, 0xffffffff
jne 0x441e22
mov edi, 1
lea ecx, [esp + 0x14]
call fcn.005e118c
cmp edi, esi
je 0x441ee4
cmp dword [ebx], esi
je 0x441ea2
push ebp
call fcn.005c4b4a
add esp, 4
test eax, eax
je 0x441ea2
mov eax, dword [ebx]
cmp eax, ebp
ja 0x441ea2
push eax
call fcn.005c4b4a
mov ecx, dword [ebx]
add esp, 4
lea edx, [ecx + eax*2]
cmp edx, ebp
jb 0x441ea2
push ebp
lea ecx, [esp + 0x20]
mov dword [esp + 0x20], esi
mov dword [esp + 0x28], esi
mov word [esp + 0x24], si
call fcn.00401f60
mov eax, dword [esp + 0x1c]
mov byte [esp + 0x300], 8
cmp eax, esi
jne 0x441e87
lea eax, [esp + 0x20]
push eax
mov ecx, ebx
call fcn.00401f60
lea ecx, [esp + 0x1c]
mov byte [esp + 0x300], 4
call fcn.00401070
jmp 0x441ee4
mov ecx, ebx
call fcn.00401070
push ebp
call fcn.005c4b4a
add esp, 4
test eax, eax
je 0x441ee4
push ebp
call fcn.005c4b4a
lea eax, [eax + eax + 2]
push eax
call fcn.005dd58d
add esp, 8
cmp eax, esi
mov dword [ebx], eax
je 0x441ee4
push ebp
call fcn.005c4b4a
mov ecx, dword [ebx]
push ebp
push ecx
mov dword [ebx + 8], eax
call fcn.005c4cea
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.005e118c
mov al, 1
jmp 0x441f42
push ebp
call fcn.005dd5b6
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.005e118c
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