Function at 0x439790
Capabilities:
Persist via windows service
Set registry value

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x374
mov eax, dword [0x5c3040]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
push esi
push edi
push 0x9c
lea eax, [ebp - 0x1b0]
mov dword [ebp - 0x370], 0
push 0
push eax
call fcn.00526a30
add esp, 0xc
mov dword [ebp - 0x18c], 0x9c
lea eax, [ebp - 0x1b0]
push eax
push 0xffffffffffffffff
push 0
call dword [sym.imp.USER32.dll_EnumDisplaySettingsA]
mov dword [ebp - 0x188], 0x1c0000
test eax, eax
je 0x439b4d
push 0x1a4
lea eax, [ebp - 0x354]
push 0
push eax
call fcn.00526a30
mov edi, dword [sym.imp.USER32.dll_EnumDisplayDevicesA]
lea eax, [ebp - 0x358]
add esp, 0xc
mov dword [ebp - 0x358], 0x1a8
xor esi, esi
mov byte [ebp - 0x1b0], 0
push esi
push eax
push esi
push esi
call edi
test eax, eax
je 0x439b4d
nop word [eax + eax]
mov ecx, str.mv_video_hook_driver2
lea eax, [ebp - 0x334]
nop dword [eax + eax]
mov dl, byte [eax]
cmp dl, byte [ecx]
jne 0x439870
test dl, dl
je 0x43986c
mov dl, byte [eax + 1]
cmp dl, byte [ecx + 1]
jne 0x439870
add eax, 2
add ecx, 2
test dl, dl
jne 0x439850
xor eax, eax
jmp 0x439875
sbb eax, eax
or eax, 1
test eax, eax
je 0x43989d
push 0
lea eax, [ebp - 0x358]
inc esi
push eax
push esi
push 0
call edi
test eax, eax
jne 0x439840
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.00524763
mov esp, ebp
pop ebp
ret
lea eax, [ebp - 0x230]
push eax
lea eax, [ebp - 0x2b0]
push eax
lea eax, [ebp - 0x334]
push eax
lea eax, [ebp - 0x354]
push eax
push esi
push str.DevNum:_d_nName:_s_nString:_s_nID:_s_nKey:_s_n_n
call fcn.00439010
lea eax, [ebp - 0x230]
push eax
call fcn.00535875
add esp, 0x1c
lea eax, [ebp - 0x230]
push str.DEVICE
push eax
call fcn.00526110
mov esi, eax
lea ecx, [ebp - 0x110]
add esp, 8
mov edx, 0x104
mov eax, ecx
test esi, esi
jne 0x43991c
mov esi, str.DEVICE0
sub esi, eax
lea eax, [edx + 0x7ffffefa]
test eax, eax
je 0x439939
mov al, byte [esi + ecx]
test al, al
je 0x439939
mov byte [ecx], al
inc ecx
sub edx, 1
jne 0x439901
jmp 0x439939
inc esi
sub esi, eax
nop
lea eax, [edx + 0x7ffffefa]
test eax, eax
je 0x439939
mov al, byte [esi + ecx]
test al, al
je 0x439939
mov byte [ecx], al
inc ecx
sub edx, 1
jne 0x439920
mov esi, dword [sym.imp.ADVAPI32.dll_RegCreateKeyA]
lea eax, [ecx - 1]
test edx, edx
mov dword [ebp - 0x35c], 0
cmovne eax, ecx
mov byte [eax], 0
lea eax, [ebp - 0x35c]
push eax
push str.SYSTEMCurrentControlSetHardware_ProfilesCurrentSystemCurrentControlSetServicesmv2
push reloc.WS2_32.dll_bind
call esi
test eax, eax
jne 0x439b4d
mov dword [ebp - 0x360], eax
lea eax, [ebp - 0x360]
push eax
lea eax, [ebp - 0x110]
push eax
push dword [ebp - 0x35c]
call esi
test eax, eax
jne 0x439b4d
mov edi, dword [sym.imp.ADVAPI32.dll_RegSetValueExA]
push 4
mov dword [ebp - 0x36c], eax
lea eax, [ebp - 0x36c]
push eax
push 4
push 0
push str.Attach.ToDesktop
push dword [ebp - 0x360]
call edi
test eax, eax
jne 0x439b4d
push dword [ebp - 0x35c]
mov ebx, dword [sym.imp.ADVAPI32.dll_RegCloseKey]
call ebx
push dword [ebp - 0x360]
call ebx
lea eax, [ebp - 0x230]
push str.SYSTEM
push eax
call fcn.00526110
add esp, 8
mov dword [ebp - 0x374], eax
lea eax, [ebp - 0x364]
mov dword [ebp - 0x364], 0
push eax
push str.SYSTEMCurrentControlSetHardware_ProfilesCurrent
push reloc.WS2_32.dll_bind
call esi
test eax, eax
jne 0x439b4d
mov dword [ebp - 0x368], eax
lea eax, [ebp - 0x368]
push eax
push dword [ebp - 0x374]
push dword [ebp - 0x364]
call esi
test eax, eax
jne 0x439b4d
push 4
lea eax, [ebp - 0x36c]
push eax
push 4
push 0
push str.Attach.ToDesktop
push dword [ebp - 0x368]
call edi
test eax, eax
jne 0x439b4d
push dword [ebp - 0x364]
call ebx
push dword [ebp - 0x368]
call ebx
push 0x9c
lea eax, [ebp - 0x1b0]
push 0
push eax
call fcn.00526a30
lea ecx, [ebp - 0x1b0]
mov dword [ebp - 0x18c], 0x9c
mov esi, 0x5ac878
mov eax, ecx
add esp, 0xc
mov edx, 0x20
sub esi, eax
nop
lea eax, [edx + 0x7fffffde]
test eax, eax
je 0x439ab9
mov al, byte [esi + ecx]
test al, al
je 0x439ab9
mov byte [ecx], al
inc ecx
sub edx, 1
jne 0x439aa0
test edx, edx
lea eax, [ecx - 1]
cmovne eax, ecx
mov byte [eax], 0
mov dword [ebp - 0x148], 0x20
call dword [sym.imp.KERNEL32.dll_GetCurrentThreadId]
push eax
call dword [sym.imp.USER32.dll_GetThreadDesktop]
mov ebx, dword [sym.imp.USER32.dll_SetThreadDesktop]
mov edi, eax
test edi, edi
je 0x439b03
push 0x2000000
push 0
push 0
call dword [sym.imp.USER32.dll_OpenInputDesktop]
mov dword [ebp - 0x370], eax
test eax, eax
je 0x439b03
push eax
call ebx
mov esi, dword [sym.imp.USER32.dll_ChangeDisplaySettingsExA]
lea eax, [ebp - 0x1b0]
push 0
push 1
push 0
push eax
lea eax, [ebp - 0x354]
push eax
call esi
push 0
push 0
push 0
lea eax, [ebp - 0x1b0]
push eax
lea eax, [ebp - 0x354]
push eax
call esi
test edi, edi
je 0x439b3c
push edi
call ebx
mov eax, dword [ebp - 0x370]
test eax, eax
je 0x439b4d
push eax
call dword [sym.imp.USER32.dll_CloseDesktop]
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.00524763
mov esp, ebp
pop ebp
ret