Function at 0x14004d400
Capabilities:
Check os version
Set registry value

Disassembly:
mov rax, rsp
mov qword [rax + 8], rcx
push rbp
push r12
push r13
push r14
push r15
lea rbp, [rax - 0x57]
sub rsp, 0xb0
mov qword [rbp + 0x27], 0xfffffffffffffffe
mov qword [rax + 0x10], rbx
mov qword [rax + 0x18], rsi
mov qword [rax + 0x20], rdi
mov r14, r9
mov r12, r8
mov r13, rdx
lea rcx, str.__r_
mov rax, qword [str.__r_]
call qword [rax + 0x18]
lea rbx, [rax + 0x18]
mov qword [rbp - 0x31], rbx
call fcn.14004aac0
test al, al
jne 0x14004d460
dec dword [0x1401d6f24]
lea rcx, str.__r_
mov rax, qword [str.__r_]
call qword [rax + 0x18]
lea rdi, [rax + 0x18]
mov qword [rbp - 0x29], rdi
mov eax, dword [0x1401d5d60]
lea ecx, [rax + 1]
imul ecx, eax
and ecx, 0x80000007
jge 0x14004d494
dec ecx
or ecx, 0xfffffff8
inc ecx
cmp ecx, 7
jne 0x14004d49f
dec dword [0x1401d6e7c]
mov r15, qword [rbp + 0x7f]
mov rax, qword [r15]
or esi, 0xffffffff
cmp dword [rax - 0x10], 0
je 0x14004d534
lea r8, [0x14015c6ac]
mov rdx, r15
lea rcx, [rbp + 0x1f]
call fcn.14001b320
nop
mov rdx, qword [rax]
lea rcx, [rdx - 0x18]
add rdi, 0xffffffffffffffe8
cmp rcx, rdi
je 0x14004d518
cmp dword [rdi + 0x10], 0
jl 0x14004d50a
mov rax, qword [rdi]
cmp qword [rcx], rax
jne 0x14004d50a
call fcn.1400025c0
mov rbx, rax
lock add dword [rdi + 0x10], esi
jg 0x14004d500
mov rcx, qword [rdi]
mov r8, qword [rcx]
mov rdx, rdi
call qword [rreloc.OLEAUT32.dll_VariantClear + 8]
lea rax, [rbx + 0x18]
mov qword [rbp - 0x29], rax
jmp 0x14004d518
mov r8d, dword [rdx - 0x10]
lea rcx, [rbp - 0x29]
call fcn.140002470
nop
mov rdx, qword [rbp + 0x1f]
add rdx, 0xffffffffffffffe8
lock add dword [rdx + 0x10], 0xffffffff
jg 0x14004d530
mov rcx, qword [rdx]
mov rax, qword [rcx]
call qword [rax + reloc.OLEAUT32.dll_VariantClear]
mov rbx, qword [rbp - 0x31]
call qword [sym.imp.KERNEL32.dll_GetVersion]
movzx ecx, al
shr ax, 8
movzx edx, al
xor edi, edi
cmp ecx, 6
ja 0x14004d55a
jne 0x14004d6cf
cmp edx, 1
jbe 0x14004d6cf
cmp r14, 0xffffffff80000002
je 0x14004d6cf
mov r8b, 1
mov rdx, r12
lea rcx, [rbp - 1]
call fcn.14004c380
nop
mov r8, rax
lea rdx, [rbp - 0x29]
lea rcx, [rbp + 0xf]
call fcn.14000ff10
nop
mov rdx, qword [rax]
lea rcx, [rdx - 0x18]
add rbx, 0xffffffffffffffe8
cmp rcx, rbx
je 0x14004d5dc
cmp dword [rbx + 0x10], 0
jl 0x14004d5ce
mov rax, qword [rbx]
cmp qword [rcx], rax
jne 0x14004d5ce
call fcn.1400025c0
mov rdi, rax
lock add dword [rbx + 0x10], 0xffffffff
jg 0x14004d5c2
mov rcx, qword [rbx]
mov r8, qword [rcx]
mov rdx, rbx
call qword [rreloc.OLEAUT32.dll_VariantClear + 8]
lea rax, [rdi + 0x18]
mov qword [rbp - 0x31], rax
xor edi, edi
jmp 0x14004d5dc
mov r8d, dword [rdx - 0x10]
lea rcx, [rbp - 0x31]
call fcn.140002470
nop
mov rdx, qword [rbp + 0xf]
add rdx, 0xffffffffffffffe8
lock add dword [rdx + 0x10], 0xffffffff
jg 0x14004d5f5
mov rcx, qword [rdx]
mov rax, qword [rcx]
call qword [rax + reloc.OLEAUT32.dll_VariantClear]
nop
mov rdx, qword [rbp - 1]
add rdx, 0xffffffffffffffe8
lock add dword [rdx + 0x10], 0xffffffff
jg 0x14004d60d
mov rcx, qword [rdx]
mov rax, qword [rcx]
call qword [rax + reloc.OLEAUT32.dll_VariantClear]
lea rax, [rbp - 0x21]
mov qword [rsp + 0x20], rax
mov r9d, 0x20019
xor r8d, r8d
mov rbx, qword [rbp - 0x31]
mov rdx, rbx
mov rcx, r14
call qword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
je 0x14004d668
mov qword [rsp + 0x40], rdi
lea rax, [rbp - 0x21]
mov qword [rsp + 0x38], rax
mov qword [rsp + 0x30], rdi
mov dword [rsp + 0x28], 0xf003f
mov dword [rsp + 0x20], edi
xor r9d, r9d
xor r8d, r8d
mov rdx, rbx
mov rcx, r14
call qword [sym.imp.ADVAPI32.dll_RegCreateKeyExW]
test eax, eax
jne 0x14004d672
mov rcx, qword [rbp - 0x21]
call qword [sym.imp.ADVAPI32.dll_RegCloseKey]
lea rax, [rbp - 9]
mov qword [rsp + 0x20], rax
mov r9d, 0x2001f
xor r8d, r8d
mov rdx, rbx
mov rcx, r14
call qword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
jne 0x14004d6cf
mov rcx, qword [r13]
mov eax, dword [rcx - 0x10]
lea eax, [rax*2 + 2]
mov dword [rsp + 0x28], eax
mov qword [rsp + 0x20], rcx
mov r9d, 1
xor r8d, r8d
mov rdx, qword [rbp + 0x5f]
mov rdx, qword [rdx]
mov rcx, qword [rbp - 9]
call qword [sym.imp.ADVAPI32.dll_RegSetValueExW]
mov rcx, qword [rbp - 9]
call qword [sym.imp.ADVAPI32.dll_RegCloseKey]
xor r8d, r8d
mov rdx, r12
lea rcx, [rbp + 0x17]
call fcn.14004c380
nop
mov r8, rax
lea rdx, [rbp - 0x29]
lea rcx, [rbp + 7]
call fcn.14000ff10
nop
mov rdx, qword [rax]
lea rcx, [rdx - 0x18]
add rbx, 0xffffffffffffffe8
cmp rcx, rbx
je 0x14004d742
cmp dword [rbx + 0x10], 0
jl 0x14004d734
mov rax, qword [rbx]
cmp qword [rcx], rax
jne 0x14004d734
call fcn.1400025c0
mov rdi, rax
lock add dword [rbx + 0x10], 0xffffffff
jg 0x14004d72a
mov rcx, qword [rbx]
mov r8, qword [rcx]
mov rdx, rbx
call qword [rreloc.OLEAUT32.dll_VariantClear + 8]
lea rax, [rdi + 0x18]
mov qword [rbp - 0x31], rax
jmp 0x14004d742
mov r8d, dword [rdx - 0x10]
lea rcx, [rbp - 0x31]
call fcn.140002470
nop
mov rdx, qword [rbp + 7]
add rdx, 0xffffffffffffffe8
lock add dword [rdx + 0x10], 0xffffffff
jg 0x14004d75b
mov rcx, qword [rdx]
mov rax, qword [rcx]
call qword [rax + reloc.OLEAUT32.dll_VariantClear]
nop
mov rdx, qword [rbp + 0x17]
add rdx, 0xffffffffffffffe8
lock add dword [rdx + 0x10], 0xffffffff
jg 0x14004d773
mov rcx, qword [rdx]
mov rax, qword [rcx]
call qword [rax + reloc.OLEAUT32.dll_VariantClear]
lea rax, [rbp - 0x19]
mov qword [rsp + 0x20], rax
mov r9d, 0x20019
xor r8d, r8d
mov rbx, qword [rbp - 0x31]
mov rdx, rbx
mov rcx, r14
call qword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
je 0x14004d7d0
xor ecx, ecx
mov qword [rsp + 0x40], rcx
lea rax, [rbp - 0x19]
mov qword [rsp + 0x38], rax
mov qword [rsp + 0x30], rcx
mov dword [rsp + 0x28], 0xf003f
mov dword [rsp + 0x20], ecx
xor r9d, r9d
xor r8d, r8d
mov rdx, rbx
mov rcx, r14
call qword [sym.imp.ADVAPI32.dll_RegCreateKeyExW]
test eax, eax
jne 0x14004d7da
mov rcx, qword [rbp - 0x19]
call qword [sym.imp.ADVAPI32.dll_RegCloseKey]
lea rax, [rbp - 0x11]
mov qword [rsp + 0x20], rax
mov r9d, 0x2001f
xor r8d, r8d
mov rdx, rbx
mov rcx, r14
call qword [sym.imp.ADVAPI32.dll_RegOpenKeyExW]
test eax, eax
je 0x14004d800
xor bl, bl
jmp 0x14004d842
mov rcx, qword [r13]
mov eax, dword [rcx - 0x10]
lea eax, [rax*2 + 2]
mov dword [rsp + 0x28], eax
mov qword [rsp + 0x20], rcx
mov r9d, 1
xor r8d, r8d
mov rax, qword [rbp + 0x5f]
mov rdx, qword [rax]
mov rcx, qword [rbp - 0x11]
call qword [sym.imp.ADVAPI32.dll_RegSetValueExW]
mov ebx, eax
mov rcx, qword [rbp - 0x11]
call qword [sym.imp.ADVAPI32.dll_RegCloseKey]
test ebx, ebx
sete bl
mov rdx, qword [rbp - 0x29]
add rdx, 0xffffffffffffffe8
lock add dword [rdx + 0x10], 0xffffffff
jg 0x14004d85b
mov rcx, qword [rdx]
mov rax, qword [rcx]
call qword [rax + reloc.OLEAUT32.dll_VariantClear]
nop
mov rdx, qword [rbp - 0x31]
add rdx, 0xffffffffffffffe8
mov eax, esi
lock xadd dword [rdx + 0x10], eax
dec eax
jg 0x14004d878
mov rcx, qword [rdx]
mov rax, qword [rcx]
call qword [rax + reloc.OLEAUT32.dll_VariantClear]
nop
mov rdx, qword [r15]
sub rdx, 0x18
lock add dword [rdx + 0x10], 0xffffffff
jg 0x14004d890
mov rcx, qword [rdx]
mov r8, qword [rcx]
call qword [rreloc.OLEAUT32.dll_VariantClear + 8]
movzx eax, bl
lea r11, [rsp + 0xb0]
mov rbx, qword [r11 + 0x38]
mov rsi, qword [r11 + 0x40]
mov rdi, qword [r11 + 0x48]
mov rsp, r11
pop r15
pop r14
pop r13
pop r12
pop rbp
ret