Function at 0x1400550e0
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
mov qword [rsp + 0x20], rbp
push rsi
mov eax, 0x1420
call fcn.1400c1380
sub rsp, rax
mov rax, qword [0x14016f6f8]
xor rax, rsp
mov qword [rsp + 0x13c0], rax
call sub.MSVCP140.dll_unsigned_int___cdecl_std::_Random_device_void_
mov dword [rsp + 0x34], eax
mov edx, 1
mov dword [rsp + 0x13b4], 0xffffffff
nop
mov ecx, eax
shr ecx, 0x1e
xor ecx, eax
imul eax, ecx, 0x6c078965
add eax, edx
mov dword [rsp + rdx*4 + 0x34], eax
inc rdx
cmp rdx, 0x270
jb 0x140055120
mov rax, qword [0x14016ff20]
xor ebp, ebp
mov rsi, qword [0x14016ff18]
sub rax, rsi
mov dword [rsp + 0x30], 0x270
sar rax, 3
test rax, rax
je 0x1400553a0
mov qword [rsp + 0x1430], rbx
mov ebx, ebp
mov qword [rsp + 0x1438], rdi
mov qword [rsp + 0x1440], r14
mov r14d, ebp
movaps xmmword [rsp + 0x1400], xmm7
movaps xmmword [rsp + 0x13f0], xmm8
movss xmm8, dword [0x1400ce140]
movaps xmmword [rsp + 0x13e0], xmm9
xorps xmm9, xmm9
movaps xmmword [rsp + 0x13d0], xmm10
movsd xmm10, qword [0x14013c538]
movaps xmmword [rsp + 0x1410], xmm6
mov rdi, qword [0x14016ff30]
xorps xmm7, xmm7
mov rax, qword [0x14016ffa8]
movss xmm0, dword [rbx + rsi]
cvtps2pd xmm0, xmm0
mov ecx, dword [r14 + rax]
movss xmm1, dword [rbx + rdi]
cvtps2pd xmm1, xmm1
cvtsi2ss xmm7, ecx
mulsd xmm1, xmm10
addsd xmm1, xmm0
movss xmm0, dword [rbx + rsi + 4]
cvtps2pd xmm0, xmm0
cvtpd2ps xmm2, xmm1
movss dword [rbx + rsi], xmm2
movss xmm1, dword [rbx + rdi + 4]
cvtps2pd xmm1, xmm1
mulsd xmm1, xmm10
addsd xmm1, xmm0
cvtpd2ps xmm0, xmm1
movaps xmm1, xmm2
subss xmm1, xmm7
movss dword [rbx + rsi + 4], xmm0
comiss xmm9, xmm1
ja 0x140055243
movaps xmm6, xmm7
addss xmm6, xmm2
call fcn.14001c070
comiss xmm6, xmm0
jbe 0x1400552a6
movss xmm0, dword [rbx + rdi]
lea rax, [rsp + 0x30]
xorps xmm0, xmm8
mov qword [rsp + 0x20], rax
lea rcx, [rsp + 0x20]
movss dword [rbx + rdi], xmm0
call fcn.140054840
mov eax, eax
imul rcx, rax, 0x169
cmp ecx, 0x77
ja 0x14005528b
lea rcx, [rsp + 0x20]
call fcn.140054840
mov eax, eax
imul rcx, rax, 0x169
cmp ecx, 0x78
jb 0x140055273
shr rcx, 0x20
and ecx, 1
lea eax, [rcx*2 - 1]
movd xmm0, eax
cvtdq2ps xmm0, xmm0
movss dword [rbx + rdi + 4], xmm0
movss xmm1, dword [rbx + rsi + 4]
movaps xmm0, xmm1
subss xmm0, xmm7
comiss xmm9, xmm0
ja 0x1400552c7
addss xmm7, xmm1
call fcn.14001c050
comiss xmm7, xmm0
jbe 0x140055332
movss xmm0, dword [rbx + rdi + 4]
lea rax, [rsp + 0x30]
xorps xmm0, xmm8
mov qword [rsp + 0x20], rax
lea rcx, [rsp + 0x20]
movss dword [rbx + rdi + 4], xmm0
call fcn.140054840
mov eax, eax
imul rcx, rax, 0x169
cmp ecx, 0x77
ja 0x140055318
nop dword [rax]
lea rcx, [rsp + 0x20]
call fcn.140054840
mov eax, eax
imul rcx, rax, 0x169
cmp ecx, 0x78
jb 0x140055300
shr rcx, 0x20
and ecx, 1
lea eax, [rcx*2 - 1]
movd xmm0, eax
cvtdq2ps xmm0, xmm0
movss dword [rbx + rdi], xmm0
mov rcx, qword [0x14016ff20]
inc ebp
mov rsi, qword [0x14016ff18]
add rbx, 8
sub rcx, rsi
movsxd rax, ebp
sar rcx, 3
add r14, 4
cmp rax, rcx
jb 0x1400551c5
movaps xmm10, xmmword [rsp + 0x13d0]
movaps xmm9, xmmword [rsp + 0x13e0]
movaps xmm8, xmmword [rsp + 0x13f0]
movaps xmm7, xmmword [rsp + 0x1400]
movaps xmm6, xmmword [rsp + 0x1410]
mov r14, qword [rsp + 0x1440]
mov rdi, qword [rsp + 0x1438]
mov rbx, qword [rsp + 0x1430]
mov rcx, qword [rsp + 0x13c0]
xor rcx, rsp
call fcn.1400c1350
mov rbp, qword [rsp + 0x1448]
add rsp, 0x1420
pop rsi
ret