Function at 0x1400a2f80
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
mov qword [rsp + 0x18], rbx
push rbp
push rsi
push rdi
push r12
push r13
push r14
push r15
mov eax, 0x1410
call fcn.1400af2e0
sub rsp, rax
mov rax, qword [0x1400cd040]
xor rax, rsp
mov qword [rsp + 0x1400], rax
mov dword [rsp + 0x20], edx
mov rbx, rcx
mov qword [rsp + 0x40], rcx
mov qword [rsp + 0x28], rcx
xorps xmm0, xmm0
movups xmmword [rsp + 0x48], xmm0
xorps xmm1, xmm1
movdqu xmmword [rsp + 0x58], xmm1
mov r8d, 0x41
lea rdx, str.77432651029300129834675012934978659123446898905478065625894396234
lea rcx, [rsp + 0x48]
call fcn.14009f300
nop
call qword [sym.imp.MSVCP140.dll_unsigned_int___cdecl_std::_Random_device_void_]
mov edx, eax
mov r11d, 0xffffffff
mov dword [rsp + 0x13f4], r11d
mov dword [rsp + 0x74], eax
mov r14d, 1
mov ecx, r14d
nop dword [rax]
mov eax, edx
shr eax, 0x1e
xor eax, edx
imul edx, eax, 0x6c078965
add edx, ecx
mov dword [rsp + rcx*4 + 0x74], edx
inc rcx
cmp rcx, 0x270
jb 0x1400a3010
mov dword [rsp + 0x70], 0x270
lea r8, [rsp + 0x48]
mov r9, qword [rsp + 0x48]
mov r10, qword [rsp + 0x60]
cmp r10, 0xf
cmova r8, r9
mov rdx, qword [rsp + 0x58]
add r8, rdx
mov qword [rsp + 0x38], r8
lea r13, [rsp + 0x48]
cmp r10, 0xf
cmova r13, r9
mov ecx, 0x40
mov rsi, 0xffffffffffffffff
lea rcx, [rcx - 1]
shr rsi, 1
cmp rsi, r11
ja 0x1400a3074
cmp r13, r8
je 0x1400a3174
lea rax, [r13 + 1]
cmp rax, r8
je 0x1400a3174
lea rbp, [rcx - 1]
mov rax, r14
sub rax, r13
mov qword [rsp + 0x28], rax
nop word [rax + rax]
lea r12, [r14 + r13]
lea r15, [r12 + rax]
nop dword [rax + rax]
xor ebx, ebx
xor edi, edi
test r14, r14
je 0x1400a3105
nop dword [rax]
mov rcx, rbp
shl rbx, cl
add rbx, rbx
nop dword [rax]
lea rcx, [rsp + 0x70]
call fcn.1400ada50
mov eax, eax
cmp rax, rsi
ja 0x1400a30e0
or rbx, rax
mov rcx, rbp
shl rdi, cl
add rdi, rdi
or rdi, rsi
cmp rdi, r14
jb 0x1400a30d0
xor edx, edx
mov rax, rdi
div r15
mov rcx, rax
xor edx, edx
mov rax, rbx
div r15
cmp rax, rcx
jb 0x1400a312a
xor edx, edx
mov rax, rdi
div r15
cmp rdx, r14
jne 0x1400a30c0
xor edx, edx
mov rax, rbx
div r15
cmp rdx, r14
je 0x1400a3149
movzx ecx, byte [r12]
movzx eax, byte [rdx + r13]
mov byte [r12], al
mov byte [rdx + r13], cl
inc r14
lea rax, [r14 + r13]
cmp rax, qword [rsp + 0x38]
mov rax, qword [rsp + 0x28]
jne 0x1400a30b0
mov r10, qword [rsp + 0x60]
mov rdx, qword [rsp + 0x58]
mov r9, qword [rsp + 0x48]
mov rbx, qword [rsp + 0x40]
xorps xmm0, xmm0
movups xmmword [rbx], xmm0
mov qword [rbx + 0x10], 0
mov qword [rbx + 0x18], 0
movsxd r8, dword [rsp + 0x20]
cmp rdx, r8
cmovb r8, rdx
lea rdx, [rsp + 0x48]
cmp r10, 0xf
cmova rdx, r9
mov rcx, rbx
call fcn.14009f300
nop
mov rdx, qword [rsp + 0x60]
cmp rdx, 0xf
jbe 0x1400a31ec
inc rdx
mov rcx, qword [rsp + 0x48]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400a31e7
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400a31e7
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.1400ae250
mov rax, rbx
mov rcx, qword [rsp + 0x1400]
xor rcx, rsp
call fcn.1400adec0
mov rbx, qword [rsp + 0x1460]
add rsp, 0x1410
pop r15
pop r14
pop r13
pop r12
pop rdi
pop rsi
pop rbp
ret