Function at 0x1401ecdc0
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x18], rsi
push rbp
push rdi
push r12
push r14
push r15
lea rbp, [rsp - 0x1430]
mov eax, 0x1530
call fcn.140269fb0
sub rsp, rax
mov rax, qword [0x14035dc30]
xor rax, rsp
mov qword [rbp + 0x1420], rax
mov r15, rdx
mov qword [rsp + 0x40], rdx
xor r12d, r12d
mov dword [rsp + 0x38], r12d
cmp byte [rcx + 0x188], r12b
je 0x1401ece29
mov qword [rdx], r12
mov qword [rdx + 0x10], r12
mov qword [rdx + 0x18], 7
mov word [rdx], r12w
jmp 0x1401ed1b4
call fcn.14024e064
mov dword [rbp + 0x1414], 0xffffffff
mov dword [rbp + 0x94], eax
mov ecx, 1
nop dword [rax]
nop word [rax + rax]
mov edx, eax
shr edx, 0x1e
xor edx, eax
imul eax, edx, 0x6c078965
add eax, ecx
mov dword [rbp + rcx*4 + 0x94], eax
inc rcx
cmp rcx, 0x270
jb 0x1401ece50
mov dword [rbp + 0x90], 0x270
lea rax, [rbp + 0x90]
mov qword [rsp + 0x20], rax
mov qword [rsp + 0x28], 0x20
mov dword [rsp + 0x30], 0xffffffff
lea rcx, [rsp + 0x20]
call fcn.1401ef800
mov ebx, eax
lea rax, [rbp + 0x90]
mov qword [rsp + 0x20], rax
mov qword [rsp + 0x28], 0x20
mov dword [rsp + 0x30], 0xffffffff
lea rcx, [rsp + 0x20]
call fcn.1401ef800
mov edi, eax
lea rax, [rbp + 0x90]
mov qword [rsp + 0x20], rax
mov qword [rsp + 0x28], 0x20
mov dword [rsp + 0x30], 0xffffffff
lea rcx, [rsp + 0x20]
call fcn.1401ef800
mov esi, eax
lea rax, [rbp + 0x90]
mov qword [rsp + 0x20], rax
mov qword [rsp + 0x28], 0x20
mov dword [rsp + 0x30], 0xffffffff
lea rcx, [rsp + 0x20]
call fcn.1401ef800
mov r14d, eax
and edi, 0xffff0fff
and esi, 0x3fffffff
add esi, 0x80000000
mov edx, 1
lea rcx, [rsp + 0x50]
call fcn.1400f8a60
nop
mov rax, qword [rsp + 0x50]
movsxd rcx, dword [rax + 4]
mov eax, dword [rsp + rcx + 0x68]
and eax, 0xfffff9ff
bts eax, 0xb
mov dword [rsp + rcx + 0x68], eax
mov rax, qword [rsp + 0x50]
movsxd rcx, dword [rax + 4]
mov byte [rbp + rcx - 0x58], 0x47
mov edx, 8
lea rcx, [rsp + 0x40]
call fcn.1402484d8
mov rcx, qword [rsp + 0x50]
movsxd rdx, dword [rcx + 4]
lea rcx, [rsp + 0x50]
add rcx, rdx
mov rdx, qword [rax + 8]
mov rax, qword [rax]
call qword [case.0x1400ac8a1.0]
mov edx, ebx
lea rcx, [rsp + 0x50]
call fcn.1400f8d60
mov rbx, rax
mov edx, 8
lea rcx, [rbp + 0x40]
call fcn.1402484d8
mov rcx, qword [rbx]
movsxd rcx, dword [rcx + 4]
add rcx, rbx
mov rdx, qword [rax + 8]
mov rax, qword [rax]
call qword [case.0x1400ac8a1.0]
lea edx, [rdi + 0x4000]
mov rcx, rbx
call fcn.1400f8d60
mov rbx, rax
mov edx, 8
lea rcx, [rbp + 0x50]
call fcn.1402484d8
mov rcx, qword [rbx]
movsxd rcx, dword [rcx + 4]
add rcx, rbx
mov rdx, qword [rax + 8]
mov rax, qword [rax]
call qword [case.0x1400ac8a1.0]
mov edx, esi
mov rcx, rbx
call fcn.1400f8d60
mov rbx, rax
mov edx, 8
lea rcx, [rsp + 0x20]
call fcn.1402484d8
mov rcx, qword [rbx]
movsxd rcx, dword [rcx + 4]
add rcx, rbx
mov rdx, qword [rax + 8]
mov rax, qword [rax]
call qword [case.0x1400ac8a1.0]
mov edx, r14d
mov rcx, rbx
call fcn.1400f8d60
nop
mov qword [rbp + 0x50], r12
mov qword [rbp + 0x60], r12
mov qword [rbp + 0x68], select
mov byte [rbp + 0x50], 0
mov dword [rsp + 0x38], 4
xorps xmm0, xmm0
movups xmmword [rsp + 0x20], xmm0
mov rcx, qword [rbp - 0x38]
mov eax, ecx
and al, 0x22
cmp al, 2
je 0x1401ed093
mov rax, qword [rbp - 0x68]
mov r8, qword [rax]
test r8, r8
je 0x1401ed093
mov rax, qword [rsp + 0x78]
mov rdx, qword [rax]
cmp r8, qword [rbp - 0x40]
cmovb r8, qword [rbp - 0x40]
sub r8, rdx
jmp 0x1401ed0c5
test cl, 4
jne 0x1401ed0bb
mov rax, qword [rbp - 0x70]
mov rcx, qword [rax]
test rcx, rcx
je 0x1401ed0bb
mov rax, qword [rsp + 0x70]
mov rdx, qword [rax]
mov rax, qword [rbp - 0x58]
movsxd r8, dword [rax]
sub r8, rdx
add r8, rcx
jmp 0x1401ed0c5
mov r8, qword [rsp + 0x28]
mov rdx, qword [rsp + 0x20]
test rdx, rdx
je 0x1401ed0d4
lea rcx, [rbp + 0x50]
call fcn.140043540
nop
lea rdx, [rbp + 0x50]
lea rcx, [rbp + 0x70]
call fcn.1400fdaf0
nop
mov rdx, qword [rbp + 0x68]
cmp rdx, 0x10
jb 0x1401ed11d
inc rdx
mov rcx, qword [rbp + 0x50]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1401ed118
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
ja 0x1401ed1e2
call fcn.140269844
movups xmm0, xmmword [rbp + 0x70]
movups xmmword [r15], xmm0
movups xmm1, xmmword [rbp + 0x80]
movups xmmword [r15 + 0x10], xmm1
mov qword [rbp + 0x80], r12
mov qword [rbp + 0x88], 7
mov word [rbp + 0x70], r12w
mov rax, qword [rsp + 0x50]
movsxd rcx, dword [rax + 4]
lea rax, vtable.std::basic_ostringstream_char__struct_std::char_traits_char___class_std::allocator_char__.0
mov qword [rsp + rcx + 0x50], rax
mov rax, qword [rsp + 0x50]
movsxd rcx, dword [rax + 4]
lea edx, [rcx - 0x88]
mov dword [rsp + rcx + 0x4c], edx
lea rcx, [rsp + 0x58]
call fcn.1400cb1d0
mov rax, qword [rsp + 0x50]
movsxd rcx, dword [rax + 4]
lea rax, vtable.std::basic_ostream_char__struct_std::char_traits_char__.0
mov qword [rsp + rcx + 0x50], rax
mov rax, qword [rsp + 0x50]
movsxd rcx, dword [rax + 4]
lea edx, [rcx - 0x10]
mov dword [rsp + rcx + 0x4c], edx
lea rax, vtable.std::ios_base.0
mov qword [rbp - 0x28], rax
lea rcx, [rbp - 0x28]
call fcn.140248570
nop
mov rax, r15
mov rcx, qword [rbp + 0x1420]
xor rcx, rsp
call fcn.140269300
lea r11, [rsp + 0x1530]
mov rbx, qword [r11 + 0x30]
mov rsi, qword [r11 + 0x40]
mov rsp, r11
pop r15
pop r14
pop r12
pop rdi
pop rbp
ret
call fcn.140277ff8
nop
int3