Function at 0x14000bd70
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x18], rsi
mov qword [rsp + 0x20], rdi
push rbp
push r14
push r15
lea rbp, [rsp - 0x1330]
mov eax, 0x1430
call fcn.140055a00
sub rsp, rax
mov rax, qword [0x140069040]
xor rax, rsp
mov qword [rbp + 0x1320], rax
mov r14, rdx
mov qword [rsp + 0x28], rdx
xor ebx, ebx
xorps xmm0, xmm0
movups xmmword [rsp + 0x70], xmm0
mov ecx, 0x40
call fcn.140054858
mov rsi, rax
mov qword [rsp + 0x70], rax
mov qword [rbp - 0x80], 0x3e
mov qword [rbp - 0x78], 0x3f
movups xmm0, xmmword [str.ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789]
movups xmmword [rax], xmm0
movups xmm1, xmmword [0x140059150]
movups xmmword [rax + 0x10], xmm1
movups xmm0, xmmword [0x140059160]
movups xmmword [rax + 0x20], xmm0
movsd xmm0, qword [0x140059170]
movsd qword [rax + 0x30], xmm0
mov eax, dword [0x140059178]
mov dword [rsi + 0x38], eax
movzx eax, word [0x14005917c]
mov word [rsi + 0x3c], ax
mov byte [rsi + 0x3e], bl
call qword [sym.imp.MSVCP140.dll_unsigned_int___cdecl_std::_Random_device_void_]
mov edx, eax
mov dword [rbp + 0x1314], 0xffffffff
mov dword [rbp - 0x6c], eax
mov ecx, 1
nop dword [rax]
mov eax, edx
shr eax, 0x1e
xor eax, edx
imul edx, eax, 0x6c078965
add edx, ecx
mov dword [rbp + rcx*4 - 0x6c], edx
inc rcx
cmp rcx, 0x270
jb 0x14000be40
mov dword [rbp - 0x70], 0x270
xorps xmm0, xmm0
movups xmmword [rsp + 0x30], xmm0
mov qword [rsp + 0x40], rbx
mov qword [rsp + 0x48], 0xf
mov byte [rsp + 0x30], 0
mov edi, 0x1e
mov edx, edi
lea rcx, [rsp + 0x30]
call fcn.14000e480
mov qword [rsp + 0x40], rbx
mov r15d, 0x80000000
nop dword [rax]
lea rcx, [rbp - 0x70]
call fcn.140010d90
mov ecx, eax
imul rax, rcx, 0x3e
cmp eax, 3
ja 0x14000bec8
lea rcx, [rbp - 0x70]
call fcn.140010d90
mov ecx, eax
imul rax, rcx, 0x3e
cmp eax, 4
jb 0x14000beb4
shr rax, 0x20
add rax, r15
xor rax, r15
movzx r9d, byte [rax + rsi]
mov rcx, qword [rsp + 0x48]
cmp rbx, rcx
jae 0x14000bf04
lea rax, [rbx + 1]
mov qword [rsp + 0x40], rax
lea rax, [rsp + 0x30]
cmp rcx, 0xf
cmova rax, qword [rsp + 0x30]
mov byte [rax + rbx], r9b
mov byte [rax + rbx + 1], 0
jmp 0x14000bf0e
lea rcx, [rsp + 0x30]
call fcn.14000e660
sub rdi, 1
je 0x14000bf1b
mov rbx, qword [rsp + 0x40]
jmp 0x14000bea0
mov ecx, 0x32
call qword [sym.imp.KERNEL32.dll_Sleep]
xorps xmm0, xmm0
movups xmmword [rsp + 0x50], xmm0
mov ecx, 0x20
call fcn.140054858
mov qword [rsp + 0x50], rax
movdqa xmm0, xmmword [0x14005f700]
movdqu xmmword [rsp + 0x60], xmm0
movups xmm0, xmmword [str.Atlas_Private__]
movups xmmword [rax], xmm0
mov byte [rax + 0x10], 0
lea r8, [rsp + 0x30]
lea rdx, [rsp + 0x50]
mov rcx, r14
call fcn.14000d9c0
nop
mov rdx, qword [rsp + 0x68]
cmp rdx, 0xf
jbe 0x14000bfad
inc rdx
mov rcx, qword [rsp + 0x50]
mov rax, rcx
cmp rdx, 0x1000
jb 0x14000bfa7
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x14000bfa7
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.140054850
nop
mov rdx, qword [rsp + 0x48]
cmp rdx, 0xf
jbe 0x14000bfee
inc rdx
mov rcx, qword [rsp + 0x30]
mov rax, rcx
cmp rdx, 0x1000
jb 0x14000bfe8
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x14000bfe8
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.140054850
nop
mov edx, 0x40
mov rcx, rsi
call fcn.140054850
mov rax, r14
mov rcx, qword [rbp + 0x1320]
xor rcx, rsp
call fcn.140054830
lea r11, [rsp + 0x1430]
mov rbx, qword [r11 + 0x20]
mov rsi, qword [r11 + 0x30]
mov rdi, qword [r11 + 0x38]
mov rsp, r11
pop r15
pop r14
pop rbp
ret