Function at 0x140023800
Capabilities:
Check for time delay via queryperformancecounter
Execute anti-debugging instructions
Get system information on windows

Disassembly:
mov qword [rsp + 0x10], rbx
mov qword [rsp + 0x18], rdi
push rbp
lea rbp, [rsp - 0x1b0]
sub rsp, 0x2b0
mov rax, qword [0x14031b940]
xor rax, rsp
mov qword [rbp + 0x1a0], rax
mov rdi, rcx
xor ebx, ebx
lea rcx, [rsp + 0x38]
call qword [sym.imp.KERNEL32.dll_GetSystemInfo]
lea rcx, [rbp + 0x60]
call fcn.140019350
nop
mov edx, dword [rsp + 0x58]
lea rcx, [rbp + 0x70]
call fcn.140019580
lea rdx, [rbp + 0x160]
lea rcx, [rbp + 0x78]
call fcn.140019f80
nop
lea rdx, [rbp + 0x160]
cmp qword [rbp + 0x178], 7
jbe 0x140023885
mov rdx, qword [rbp + 0x160]
test rdx, rdx
jne 0x140023885
mov r8d, ebx
jmp 0x14002389b
mov r8, 0xffffffffffffffff
nop dword [rax]
inc r8
cmp word [rdx + r8*2], 0
jne 0x140023890
mov rcx, rdi
call fcn.140002b6c
nop
mov rdx, qword [rbp + 0x178]
cmp rdx, 7
jbe 0x1400238ea
lea rdx, [rdx*2 + 2]
mov rcx, qword [rbp + 0x160]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400238e5
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
ja 0x140023ac0
call fcn.140003e94
cmp dword [rsp + 0x58], 1
seta al
mov byte [rdi + 8], al
mov qword [rsp + 0x30], rbx
mov qword [rsp + 0x28], rbx
mov qword [rsp + 0x20], rbx
lea rcx, [rsp + 0x28]
call qword [sym.imp.KERNEL32.dll_QueryPerformanceFrequency]
test eax, eax
jne 0x140023918
xorps xmm1, xmm1
jmp 0x14002397c
lea rcx, [rsp + 0x20]
call qword [sym.imp.KERNEL32.dll_QueryPerformanceCounter]
mov rax, qword [rsp + 0x28]
add qword [rsp + 0x20], rax
rdtsc
shl rdx, 0x20
or rax, rdx
mov rbx, rax
nop dword [rax]
lea rcx, [rsp + 0x30]
call qword [sym.imp.KERNEL32.dll_QueryPerformanceCounter]
mov rcx, qword [rsp + 0x20]
cmp qword [rsp + 0x30], rcx
jb 0x140023940
rdtsc
shl rdx, 0x20
or rax, rdx
xorps xmm1, xmm1
cvtsi2ss xmm1, rax
xorps xmm0, xmm0
cvtsi2ss xmm0, rbx
subss xmm1, xmm0
divss xmm1, dword [0x1402d4848]
cvttss2si rbx, xmm1
lea rcx, [rsp + 0x70]
call fcn.140023fe0
nop
mov edx, ebx
lea rcx, [rsp + 0x70]
call fcn.140019580
mov rcx, rax
lea rdx, str._MHz
call fcn.140016880
lea rdx, [rbp + 0x180]
lea rcx, [rsp + 0x78]
call fcn.140019f80
lea rdx, [rbp + 0x180]
cmp qword [rbp + 0x198], 7
cmova rdx, qword [rbp + 0x180]
lea rcx, [rdi + 0x10]
call fcn.1400519e0
mov rdx, qword [rbp + 0x198]
cmp rdx, 7
jbe 0x140023a1f
lea rdx, [rdx*2 + 2]
mov rcx, qword [rbp + 0x180]
mov rax, rcx
cmp rdx, 0x1000
jb 0x140023a19
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
ja 0x140023aba
call fcn.140003e94
nop
mov rax, qword [rsp + 0x70]
movsxd rcx, dword [rax + 4]
lea rax, vtable.std::basic_ostringstream_wchar_t__struct_std::char_traits_wchar_t___class_std::allocator_wchar_t__.0
mov qword [rsp + rcx + 0x70], rax
mov rax, qword [rsp + 0x70]
movsxd rcx, dword [rax + 4]
lea edx, [rcx - 0x88]
mov dword [rsp + rcx + 0x6c], edx
lea rcx, [rsp + 0x78]
call fcn.14001aee0
mov rax, qword [rsp + 0x70]
movsxd rcx, dword [rax + 4]
lea rax, vtable.std::basic_ostream_wchar_t__struct_std::char_traits_wchar_t__.0
mov qword [rsp + rcx + 0x70], rax
mov rax, qword [rsp + 0x70]
movsxd rcx, dword [rax + 4]
lea edx, [rcx - 0x10]
mov dword [rsp + rcx + 0x6c], edx
lea rax, vtable.std::ios_base.0
mov qword [rbp - 8], rax
lea rcx, [rbp - 8]
call fcn.140223700
nop
lea rcx, [rbp + 0x60]
call fcn.140019240
mov al, 1
mov rcx, qword [rbp + 0x1a0]
xor rcx, rsp
call fcn.140220eb0
lea r11, [rsp + 0x2b0]
mov rbx, qword [r11 + 0x18]
mov rdi, qword [r11 + 0x20]
mov rsp, r11
pop rbp
ret
call fcn.14022a650
nop
call fcn.14022a650
int3