Function at 0x1400b2440
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
push rsi
push r15
mov eax, 0x13e8
call fcn.140266fa0
sub rsp, rax
mov rax, qword [0x1404065c0]
xor rax, rsp
mov qword [rsp + 0x13b0], rax
call fcn.140268d70
mov dword [rsp + 0x24], eax
mov edx, 1
mov dword [rsp + 0x13a4], 0xffffffff
nop dword [rax]
mov ecx, eax
shr ecx, 0x1e
xor ecx, eax
imul eax, ecx, 0x6c078965
add eax, edx
mov dword [rsp + rdx*4 + 0x24], eax
inc rdx
cmp rdx, 0x270
jb 0x1400b2480
mov r15, qword [0x140466d60]
xor esi, esi
mov rax, qword [0x140466d68]
sub rax, r15
mov dword [rsp + 0x20], 0x270
sar rax, 3
test rax, rax
je 0x1400b26e8
movss xmm4, dword [0x1403d6ee0]
xorps xmm5, xmm5
mov qword [rsp + 0x1400], rbx
mov ebx, esi
mov qword [rsp + 0x1408], rbp
mov qword [rsp + 0x1410], rdi
mov rdi, qword [0x140466d78]
mov qword [rsp + 0x13e0], r12
mov r12, qword [0x140466de8]
mov qword [rsp + 0x13d8], r13
mov r13, qword [0x140466c60]
mov qword [rsp + 0x13d0], r14
mov r14d, esi
movaps xmmword [rsp + 0x13c0], xmm6
movsd xmm6, qword [0x1403d6b68]
nop dword [rax]
movss xmm1, dword [rdi + rbx]
xorps xmm2, xmm2
mov ebp, dword [r12 + r14]
movss xmm0, dword [r15 + rbx]
cvtps2pd xmm1, xmm1
cvtps2pd xmm0, xmm0
mulsd xmm1, xmm6
cvtsi2ss xmm2, ebp
addsd xmm1, xmm0
movss xmm0, dword [r15 + rbx + 4]
cvtps2pd xmm0, xmm0
cvtpd2ps xmm3, xmm1
movss dword [r15 + rbx], xmm3
movss xmm1, dword [rdi + rbx + 4]
cvtps2pd xmm1, xmm1
mulsd xmm1, xmm6
addsd xmm1, xmm0
cvtpd2ps xmm0, xmm1
movaps xmm1, xmm3
subss xmm1, xmm2
movss dword [r15 + rbx + 4], xmm0
comiss xmm5, xmm1
ja 0x1400b25a9
mov rax, qword [r13 + 0x1c20]
addss xmm2, xmm3
comiss xmm2, dword [rax + 0x50]
ja 0x1400b25a9
movss xmm2, dword [rdi + rbx + 4]
jmp 0x1400b2603
movss xmm0, dword [rdi + rbx]
lea rcx, [rsp + 0x20]
xorps xmm0, xmm4
movss dword [rdi + rbx], xmm0
call fcn.1400c6a80
mov ecx, eax
imul rax, rcx, 0x169
cmp eax, 0x77
ja 0x1400b25e8
nop
lea rcx, [rsp + 0x20]
call fcn.1400c6a80
mov ecx, eax
imul rax, rcx, 0x169
cmp eax, 0x78
jb 0x1400b25d0
shr rax, 0x20
and eax, 1
lea eax, [rax*2 - 1]
movd xmm2, eax
cvtdq2ps xmm2, xmm2
movss dword [rdi + rbx + 4], xmm2
movss xmm3, dword [r15 + rbx + 4]
movd xmm0, ebp
movaps xmm1, xmm3
cvtdq2ps xmm0, xmm0
subss xmm1, xmm0
comiss xmm5, xmm1
ja 0x1400b2635
mov rax, qword [r13 + 0x1c20]
movd xmm0, ebp
cvtdq2ps xmm0, xmm0
addss xmm0, xmm3
comiss xmm0, dword [rax + 0x54]
jbe 0x1400b2688
xorps xmm2, xmm4
lea rcx, [rsp + 0x20]
movss dword [rdi + rbx + 4], xmm2
call fcn.1400c6a80
mov ecx, eax
imul rax, rcx, 0x169
cmp eax, 0x77
ja 0x1400b266e
lea rcx, [rsp + 0x20]
call fcn.1400c6a80
mov ecx, eax
imul rax, rcx, 0x169
cmp eax, 0x78
jb 0x1400b2656
shr rax, 0x20
and eax, 1
lea eax, [rax*2 - 1]
movd xmm0, eax
cvtdq2ps xmm0, xmm0
movss dword [rdi + rbx], xmm0
mov rcx, qword [0x140466d68]
inc esi
sub rcx, qword [0x140466d60]
add rbx, 8
sar rcx, 3
add r14, 4
movsxd rax, esi
cmp rax, rcx
jb 0x1400b2530
movaps xmm6, xmmword [rsp + 0x13c0]
mov r14, qword [rsp + 0x13d0]
mov r13, qword [rsp + 0x13d8]
mov r12, qword [rsp + 0x13e0]
mov rdi, qword [rsp + 0x1410]
mov rbp, qword [rsp + 0x1408]
mov rbx, qword [rsp + 0x1400]
mov rcx, qword [rsp + 0x13b0]
xor rcx, rsp
call fcn.1402662d0
add rsp, 0x13e8
pop r15
pop rsi
ret