Function at 0x43ad90
Capabilities:
Check if file exists
Create service
Get file attributes
Persist via windows service

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x493cbe
mov eax, dword fs:[0]
push eax
sub esp, 0x26c
mov eax, dword [0x4c1280]
xor eax, ebp
mov dword [ebp - 0x20], eax
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov dword [ebp - 0x268], ecx
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x10], 0
mov dword [ebp - 0x14], 0
push 0xf003f
push 0
push 0
call dword [sym.imp.ADVAPI32.dll_OpenSCManagerW]
mov dword [ebp - 0x10], eax
cmp dword [ebp - 0x10], 0
jne 0x43ae15
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0x49e240
push 0x49e230
call fcn.00401340
add esp, 4
push eax
call fcn.00401590
add esp, 0xc
jmp 0x43b0f1
mov dword [ebp - 0x1c], 0
push 0
push 0
push 0x49e23c
lea eax, [ebp - 0x1c]
push eax
push str.filter
push 0x49e298
push str.system32drivers_
lea ecx, [ebp - 0x248]
call fcn.00401c70
mov dword [ebp - 0x26c], eax
mov ecx, dword [ebp - 0x26c]
mov dword [ebp - 0x270], ecx
mov dword [ebp - 4], 0
mov edx, dword [ebp - 0x270]
push edx
lea eax, [ebp - 0x264]
push eax
call fcn.00444a70
add esp, 0xc
mov dword [ebp - 0x274], eax
mov ecx, dword [ebp - 0x274]
mov dword [ebp - 0x278], ecx
mov byte [ebp - 4], 1
mov ecx, dword [ebp - 0x278]
call fcn.00401ff0
push eax
push 1
push 0
push 2
push 0xf01ff
push str.Defender_Driver
push 0x49e2f0
mov edx, dword [ebp - 0x10]
push edx
call dword [sym.imp.ADVAPI32.dll_CreateServiceW]
mov dword [ebp - 0x14], eax
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x264]
call fcn.00401ce0
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x248]
call fcn.00401ce0
cmp dword [ebp - 0x14], 0
jne 0x43af09
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0x49e308
push 0x49e320
push 0x49e2fc
call fcn.00401340
add esp, 4
push eax
call fcn.00401590
add esp, 0x10
jmp 0x43b0f1
mov eax, dword [ebp - 0x14]
push eax
call dword [sym.imp.ADVAPI32.dll_CloseServiceHandle]
mov dword [ebp - 0x14], 0
xor ecx, ecx
mov word [ebp - 0x22c], cx
push 0x206
push 0
lea edx, [ebp - 0x22a]
push edx
call fcn.00472990
add esp, 0xc
cmp dword [0x4c36bc], 0
je 0x43af63
mov eax, dword [0x4c36a0]
push eax
push 0x49e364
push 0x104
lea ecx, [ebp - 0x22c]
push ecx
call fcn.00474cf2
add esp, 0x10
jmp 0x43af83
mov edx, dword [0x4c36a0]
push edx
push str._sSolidifySrv.exe
push 0x104
lea eax, [ebp - 0x22c]
push eax
call fcn.00474cf2
add esp, 0x10
push 0
push 0
push 0
push 0
push 0
lea ecx, [ebp - 0x22c]
push ecx
push 1
push 2
push 0x110
push 0xf01ff
push str.SolidifySrv_Service
push 0x49e3e4
mov edx, dword [ebp - 0x10]
push edx
call dword [sym.imp.ADVAPI32.dll_CreateServiceW]
mov dword [ebp - 0x14], eax
cmp dword [ebp - 0x14], 0
jne 0x43afeb
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0x49e3fc
push 0x49e440
push 0x49e314
call fcn.00401340
add esp, 4
push eax
call fcn.00401590
add esp, 0x10
jmp 0x43b0f1
mov eax, dword [ebp - 0x14]
push eax
call dword [sym.imp.ADVAPI32.dll_CloseServiceHandle]
mov dword [ebp - 0x14], 0
push 0x208
push 0
lea ecx, [ebp - 0x22c]
push ecx
call fcn.00472990
add esp, 0xc
cmp dword [0x4c36bc], 0
je 0x43b03d
mov edx, dword [0x4c36a0]
push edx
push 0x49e414
push 0x104
lea eax, [ebp - 0x22c]
push eax
call fcn.00474cf2
add esp, 0x10
jmp 0x43b05d
mov ecx, dword [0x4c36a0]
push ecx
push 0x49e484
push 0x104
lea edx, [ebp - 0x22c]
push edx
call fcn.00474cf2
add esp, 0x10
lea eax, [ebp - 0x22c]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
je 0x43b0e2
push 0
push 0
push 0
push 0
push 0
lea ecx, [ebp - 0x22c]
push ecx
push 1
push 3
push 0x10
push 0xf01ff
push 0x49e4a8
push 0x49e4c0
mov edx, dword [ebp - 0x10]
push edx
call dword [sym.imp.ADVAPI32.dll_CreateServiceW]
mov dword [ebp - 0x14], eax
cmp dword [ebp - 0x14], 0
jne 0x43b0d1
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0x49e4e4
push str.Couldnt_create_service__s__0x_x
push 0x49e4d8
call fcn.00401340
add esp, 4
push eax
call fcn.00401590
add esp, 0x10
jmp 0x43b0f1
mov eax, dword [ebp - 0x14]
push eax
call dword [sym.imp.ADVAPI32.dll_CloseServiceHandle]
mov dword [ebp - 0x14], 0
mov dword [ebp - 0x18], 1
xor ecx, ecx
jne 0x43add6
cmp dword [ebp - 0x14], 0
je 0x43b108
mov edx, dword [ebp - 0x14]
push edx
call dword [sym.imp.ADVAPI32.dll_CloseServiceHandle]
mov dword [ebp - 0x14], 0
cmp dword [ebp - 0x10], 0
je 0x43b11f
mov eax, dword [ebp - 0x10]
push eax
call dword [sym.imp.ADVAPI32.dll_CloseServiceHandle]
mov dword [ebp - 0x10], 0
cmp dword [ebp - 0x18], 0
jne 0x43b130
mov ecx, dword [ebp - 0x268]
call fcn.0043c340
mov eax, dword [ebp - 0x18]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov ecx, dword [ebp - 0x20]
xor ecx, ebp
call fcn.00472a79
mov esp, ebp
pop ebp
ret