Function at 0x431e20
Capabilities:
Copy file
Create process on windows
Persist via windows service
Print debug messages
Set registry value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4d5d06
mov eax, dword fs:[0]
push eax
sub esp, 0xcc
mov eax, dword [0x516108]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
call fcn.004323f0
call fcn.0046d810
cmp dword [0x51c290], 0x800
jge 0x431e6f
mov eax, 0x80004005
jmp 0x4320c7
xor eax, eax
mov dword [ebp - 0x34], 7
mov dword [ebp - 0x38], 0
mov word [ebp - 0x48], ax
mov dword [ebp - 4], eax
mov dword [ebp - 0x1c], 7
mov dword [ebp - 0x20], eax
mov word [ebp - 0x30], ax
lea eax, [ebp - 0x30]
mov byte [ebp - 4], 1
push eax
lea eax, [ebp - 0x48]
mov ecx, esi
push eax
call fcn.004320f0
cmp dword [ebp - 0x1c], 8
lea ecx, [ebp - 0x30]
push 0
cmovae ecx, dword [ebp - 0x30]
lea eax, [ebp - 0x48]
cmp dword [ebp - 0x34], 8
push ecx
cmovae eax, dword [ebp - 0x48]
push eax
call dword [sym.imp.KERNEL32.dll_CopyFileW]
cmp dword [ebp - 0x1c], 8
lea eax, [ebp - 0x30]
cmovae eax, dword [ebp - 0x30]
sub esp, 0xc
push eax
push ecx
call fcn.00431c70
add esp, 0x14
mov dword [ebp - 0xd4], 0
mov edi, eax
lea eax, [ebp - 0xd4]
push eax
push 0xf003f
push 0
push str.SYSTEMControlSet001ServicesExtensionProtect
push reloc.OLEAUT32.dll_SysReAllocString
call dword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x431f3b
push 4
lea eax, [ebp - 0x14]
mov dword [ebp - 0x14], 2
push eax
push 4
push 0
push str.Start
push dword [ebp - 0xd4]
call dword [sym.imp.ADVAPI32.dll_RegSetValueExW]
push dword [ebp - 0xd4]
call dword [sym.imp.ADVAPI32.dll_RegCloseKey]
lea ecx, [ebp - 0x18]
mov dword [ebp - 0x18], 0
call fcn.00437a90
mov byte [ebp - 4], 2
mov eax, dword [ebp - 0x18]
push ecx
add eax, 0xfffffff0
mov dword [ebp - 0x14], esp
mov esi, esp
push eax
mov dword [ebp - 0xd8], esi
call fcn.00404600
add eax, 0x10
mov dword [esi], eax
mov ecx, esp
mov byte [ebp - 4], 3
push str.ExtensionProtect
call fcn.00404470
mov ecx, 1
mov byte [ebp - 4], 2
call fcn.00443100
add esp, 8
or esi, 0xffffffff
test edi, edi
jne 0x432060
call fcn.00431b00
push 0x88
mov edi, eax
lea eax, [ebp - 0xd0]
push 0
push eax
call fcn.004a7480
mov byte [ebp - 0xc8], 0
add esp, 0xc
and dword [ebp - 0xc8], 0xfffffeff
mov dword [ebp - 0xc4], 0
lea ecx, [ebp - 0xc0]
mov byte [ebp - 4], 5
call fcn.0047a530
mov word [ebp - 0x50], 0
cmp dword [ebp + 8], 0
mov byte [ebp - 4], 6
je 0x432048
push 1
push ecx
push 0
push 1
push 0
lea ecx, [ebp - 0xd0]
call fcn.004695a0
test al, al
je 0x432048
lea ecx, [ebp - 0x14]
mov dword [ebp - 0x14], 0
call fcn.00467d60
push 1
push 0
push str._enable_pdf_protecttrue
push dword [ebp - 0x14]
push str.runas
push 0
call dword [sym.imp.SHELL32.dll_ShellExecuteW]
mov edx, dword [ebp - 0x14]
mov eax, esi
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], eax
dec eax
test eax, eax
jg 0x432048
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
lea ecx, [ebp - 0xc0]
call fcn.0042e090
lea ecx, [ebp - 0xd0]
call fcn.00465be0
jmp 0x43206b
push str.Install_ProDriver_Fail
call dword [sym.imp.KERNEL32.dll_OutputDebugStringW]
mov byte [ebp - 4], 1
mov edx, dword [ebp - 0x18]
add edx, 0xfffffff0
lock xadd dword [edx + 0xc], esi
dec esi
test esi, esi
jg 0x432087
mov ecx, dword [edx]
push edx
mov eax, dword [ecx]
call dword [eax + 4]
mov eax, dword [ebp - 0x1c]
cmp eax, 8
jb 0x43209c
inc eax
lea ecx, [ebp - 0x30]
push eax
push dword [ebp - 0x30]
call fcn.00425320
xor eax, eax
mov dword [ebp - 0x1c], 7
mov word [ebp - 0x30], ax
mov eax, dword [ebp - 0x34]
mov dword [ebp - 0x20], 0
cmp eax, 8
jb 0x4320c5
inc eax
lea ecx, [ebp - 0x48]
push eax
push dword [ebp - 0x48]
call fcn.00425320
mov eax, edi
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0048e923
mov esp, ebp
pop ebp
ret 4