Function at 0x1400d31d0
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister
Hash data using fnv

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rsi
mov qword [rsp + 0x18], rdi
push rbp
push r14
push r15
lea rbp, [rsp - 0x1310]
mov eax, 0x1410
call fcn.1400fac10
sub rsp, rax
mov rax, qword [0x14012c040]
xor rax, rsp
mov qword [rbp + 0x1300], rax
xorps xmm0, xmm0
movups xmmword [rsp + 0x48], xmm0
mov ecx, 0x40
call fcn.1400c883c
mov r15, rax
mov qword [rsp + 0x48], rax
mov qword [rsp + 0x58], 0x3e
mov qword [rsp + 0x60], 0x3f
movups xmm0, xmmword [str.abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789]
movups xmmword [rax], xmm0
movups xmm1, xmmword [0x14010e3b0]
movups xmmword [rax + 0x10], xmm1
movups xmm0, xmmword [0x14010e3c0]
movups xmmword [rax + 0x20], xmm0
movsd xmm0, qword [0x14010e3d0]
movsd qword [rax + 0x30], xmm0
mov eax, dword [0x14010e3d8]
mov dword [r15 + 0x38], eax
movzx eax, word [0x14010e3dc]
mov word [r15 + 0x3c], ax
mov byte [r15 + 0x3e], 0
call qword [sym.imp.MSVCP140.dll_unsigned_int___cdecl_std::_Random_device_void_]
mov dword [rbp + 0x12f4], 0xffffffff
mov dword [rsp + 0x74], eax
mov edx, 1
nop word [rax + rax]
mov ecx, eax
shr ecx, 0x1e
xor ecx, eax
imul eax, ecx, 0x6c078965
add eax, edx
mov dword [rsp + rdx*4 + 0x74], eax
inc rdx
cmp rdx, 0x270
jb 0x1400d32a0
mov dword [rsp + 0x70], 0x270
xorps xmm0, xmm0
movups xmmword [rsp + 0x28], xmm0
xor esi, esi
mov ebx, esi
mov qword [rsp + 0x38], rbx
mov r14d, select
mov qword [rsp + 0x40], r14
mov byte [rsp + 0x28], bl
lea rax, [rsp + 0x70]
mov qword [rsp + 0x20], rax
lea edi, [rsi + 5]
lea rcx, [rsp + 0x20]
call fcn.140045d90
mov ecx, eax
imul rax, rcx, 0x3e
cmp eax, 3
ja 0x1400d3325
nop dword [rax]
lea rcx, [rsp + 0x20]
call fcn.140045d90
mov ecx, eax
imul rax, rcx, 0x3e
cmp eax, 4
jb 0x1400d3310
shr rax, 0x20
movsxd rcx, eax
movzx r9d, byte [rcx + r15]
cmp rbx, r14
jae 0x1400d3359
lea rax, [rbx + 1]
mov qword [rsp + 0x38], rax
lea rax, [rsp + 0x28]
cmp r14, 0xf
cmova rax, qword [rsp + 0x28]
mov byte [rax + rbx], r9b
mov byte [rax + rbx + 1], 0
jmp 0x1400d3363
lea rcx, [rsp + 0x28]
call fcn.140017820
sub rdi, 1
je 0x1400d3378
mov r14, qword [rsp + 0x40]
mov rbx, qword [rsp + 0x38]
jmp 0x1400d32f4
lea rcx, [rsp + 0x28]
mov r8, qword [rsp + 0x28]
mov r9, qword [rsp + 0x40]
cmp r9, 0xf
cmova rcx, r8
movabs rbx, 0xcbf29ce484222325
mov rdx, qword [rsp + 0x38]
test rdx, rdx
je 0x1400d33c3
movabs r10, 0x100000001b3
nop dword [rax]
movzx eax, byte [rsi + rcx]
xor rbx, rax
imul rbx, r10
inc rsi
cmp rsi, rdx
jb 0x1400d33b0
movabs rax, 0x47ae147ae147ae15
mul rbx
mov rax, rbx
sub rax, rdx
shr rax, 1
add rax, rdx
shr rax, 7
imul eax, eax, 0xc8
sub ebx, eax
cmp r9, 0xf
jbe 0x1400d3423
lea rdx, [r9 + 1]
mov rax, r8
cmp rdx, 0x1000
jb 0x1400d341a
add rdx, 0x27
mov r8, qword [r8 - 8]
sub rax, r8
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400d341a
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
mov rcx, r8
call fcn.14001bb60
nop
mov edx, 0x40
mov rcx, r15
call fcn.14001bb60
mov eax, ebx
mov rcx, qword [rbp + 0x1300]
xor rcx, rsp
call fcn.1400c86b0
lea r11, [rsp + 0x1410]
mov rbx, qword [r11 + 0x20]
mov rsi, qword [r11 + 0x28]
mov rdi, qword [r11 + 0x30]
mov rsp, r11
pop r15
pop r14
pop rbp
ret