Function at 0x445420
Capabilities:
Check os version

Disassembly:
lea r12, [rsp - 0xa8]
cmp r12, qword [r14 + 0x10]
jbe 0x4458d7
push rbp
mov rbp, rsp
sub rsp, 0x120
mov ecx, dword [rax]
nop
cmp ecx, 1
je 0x4458c5
cmp ecx, 2
je 0x4454cb
mov qword [rsp + 0x130], rax
mov dword [rax], 1
cmp byte [0x00620640], 0
jne 0x44546d
xor edx, edx
xor ecx, ecx
xor ebx, ebx
jmp 0x4454a2
nop
call fcn.00465c40
xorps xmm15, xmm15
mov r14, qword [0x00620520]
mov r14, qword gs:[r14]
mov r14, qword [r14]
mov rax, qword [0x00620650]
mov rcx, qword [0x00620658]
mov rdx, qword [rsp]
mov rbx, rax
mov rax, qword [rsp + 0x130]
cmp dword [rax + 4], 0
je 0x4458b2
mov qword [rsp + 0x38], rcx
mov qword [rsp + 0x40], rbx
mov qword [rsp + 0x28], rdx
lea rsi, [rax + 8]
mov qword [rsp + 0x110], rsi
xor esi, esi
jmp 0x445518
add rsp, 0x120
pop rbp
ret
mov eax, esi
shl rsi, 3
add rsi, qword [rsp + 0x110]
inc eax
mov dword [rsp + 0x24], eax
mov qword [rsp + 0x108], rsi
mov rdx, qword [rsp + 0x108]
mov rcx, qword [rdx]
call rcx
mov rax, qword [rsp + 0x130]
mov rcx, qword [rsp + 0x38]
mov rdx, qword [rsp + 0x28]
mov rbx, qword [rsp + 0x40]
mov esi, dword [rsp + 0x24]
cmp dword [rax + 4], esi
ja 0x4454d4
cmp byte [0x00620640], 0
je 0x4456c6
nop
call fcn.00465c40
xorps xmm15, xmm15
mov r14, qword [0x00620520]
mov r14, qword gs:[r14]
mov r14, qword [r14]
mov rax, qword [0x00620658]
mov qword [rsp + 0x60], rax
mov rcx, qword [rsp + 0x110]
mov rcx, qword [rcx]
mov rdx, qword [rsp]
mov rbx, qword [rsp + 0x28]
sub rdx, rbx
mov qword [rsp + 0x58], rdx
mov rsi, qword [0x00620650]
mov qword [rsp + 0x50], rsi
mov rax, rcx
call fcn.00450aa0
nop
call fcn.00451200
mov qword [rsp + 0x100], rax
mov qword [rsp + 0x30], rbx
movups xmmword [rsp + 0x68], xmm15
movups xmmword [rsp + 0x70], xmm15
nop
call fcn.004376c0
lea rax, [0x004f58ea]
mov ebx, 5
call fcn.00437f40
mov rax, qword [rsp + 0x100]
mov rbx, qword [rsp + 0x30]
call fcn.00437f40
lea rax, [0x004f5589]
mov ebx, 2
call fcn.00437f40
call fcn.00437720
mov rax, qword [0x00620460]
mov rdi, qword [rsp + 0x28]
sub rdi, rax
lea rax, [rsp + 0x68]
mov ebx, 0x18
mov rcx, rbx
call fcn.0041b1e0
mov rcx, rbx
mov rbx, rax
lea rax, [rsp + 0xe0]
call fcn.0044e3a0
mov qword [rsp + 0x118], rax
mov qword [rsp + 0x48], rbx
nop
call fcn.004376c0
mov rax, qword [rsp + 0x118]
mov rbx, qword [rsp + 0x48]
call fcn.00437f40
lea rax, [0x004f58ef]
mov ebx, 5
call fcn.00437f40
call fcn.00437720
lea rax, [rsp + 0x68]
mov ebx, 0x18
mov rcx, rbx
mov rdi, qword [rsp + 0x58]
nop
call fcn.0041b1e0
mov rcx, rbx
mov rbx, rax
lea rax, [rsp + 0xc0]
call fcn.0044e3a0
mov qword [rsp + 0x118], rax
mov qword [rsp + 0x48], rbx
call fcn.004376c0
mov rax, qword [rsp + 0x118]
mov rbx, qword [rsp + 0x48]
call fcn.00437f40
lea rax, [0x004f6716]
mov ebx, 0xb
call fcn.00437f40
call fcn.00437720
mov rax, qword [rsp + 0x60]
mov rcx, qword [rsp + 0x38]
sub rax, rcx
mov ecx, 0x17
jmp 0x4456e4
mov dword [rax], 2
add rsp, 0x120
pop rbp
ret
lea rsi, [rbx + 0x30]
mov byte [rsp + rcx + 0x68], sil
dec rcx
mov rax, rdx
cmp rax, 0xa
jb 0x445720
mov rdx, rax
movabs rax, 0xcccccccccccccccd
mov rbx, rdx
mul rdx
shr rdx, 3
lea rsi, [rdx + rdx*4]
shl rsi, 1
sub rbx, rsi
cmp rcx, 0x18
jb 0x4456d5
jmp 0x4458a5
cmp rcx, 0x18
jae 0x445893
lea rdx, [rax + 0x30]
mov byte [rsp + rcx + 0x68], dl
lea rdx, [rcx - 0x18]
mov rsi, rdx
sar rdx, 0x3f
and rcx, rdx
lea rbx, [rsp + rcx + 0x68]
neg rsi
lea rax, [rsp + 0xa0]
mov rcx, rsi
call fcn.0044e3a0
mov qword [rsp + 0x118], rax
mov qword [rsp + 0x48], rbx
call fcn.004376c0
mov rax, qword [rsp + 0x118]
mov rbx, qword [rsp + 0x48]
call fcn.00437f40
lea rax, [0x004f5e50]
mov ebx, 8
call fcn.00437f40
call fcn.00437720
mov rdx, qword [rsp + 0x50]
mov rsi, qword [rsp + 0x40]
sub rdx, rsi
mov eax, 0x17
jmp 0x4457b3
lea rsi, [rbx + 0x30]
mov byte [rsp + rcx + 0x68], sil
lea rax, [rcx - 1]
cmp rdx, 0xa
jb 0x4457eb
mov rcx, rax
movabs rax, 0xcccccccccccccccd
mov rbx, rdx
mul rdx
shr rdx, 3
lea rsi, [rdx + rdx*4]
shl rsi, 1
sub rbx, rsi
nop word [rax + rax]
cmp rcx, 0x18
jb 0x4457a6
jmp 0x445886
cmp rax, 0x18
jae 0x44587c
add rdx, 0x30
mov byte [rsp + rax + 0x68], dl
lea rcx, [rax - 0x18]
mov rdx, rcx
sar rdx, 0x3f
and rax, rdx
lea rbx, [rsp + rax + 0x68]
neg rcx
lea rax, [rsp + 0x80]
nop dword [rax + rax]
call fcn.0044e3a0
mov qword [rsp + 0x118], rax
mov qword [rsp + 0x48], rbx
call fcn.004376c0
mov rax, qword [rsp + 0x118]
mov rbx, qword [rsp + 0x48]
call fcn.00437f40
lea rax, [0x004f5bf5]
mov ebx, 7
call fcn.00437f40
call fcn.00437720
nop
call fcn.004376c0
call fcn.00437900
call fcn.00437720
mov rax, qword [rsp + 0x130]
jmp 0x4456c6
mov ecx, 0x18
call fcn.004643c0
mov rax, rcx
mov ecx, 0x18
call fcn.004643c0
mov rax, rcx
mov ecx, 0x18
nop dword [rax + rax]
call fcn.004643c0
mov rax, rcx
mov ecx, 0x18
call fcn.004643c0
lea rax, [0x004fb8d3]
mov ebx, 0x1a
nop
call fcn.00435d20
lea rax, [0x00500c99]
mov ebx, 0x32
call fcn.00435d20
nop
mov qword [rsp + 8], rax
nop dword [rax]
call fcn.00462140
mov rax, qword [rsp + 8]
jmp fcn.00445420