Function at 0x1400011e0
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
mov qword [rsp + 0x10], 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.140008be0
sub rsp, rax
mov rax, qword [0x14000c040]
xor rax, rsp
mov qword [rbp + 0x1420], rax
mov rbx, rcx
mov qword [rsp + 0x40], rcx
xor edi, edi
mov dword [rsp + 0x20], edi
xorps xmm0, xmm0
movups xmmword [rsp + 0x68], xmm0
mov ecx, 0x20
call fcn.140007cb0
mov r15, rax
mov qword [rsp + 0x68], rax
mov qword [rsp + 0x78], 0x10
mov qword [rbp - 0x80], 0x1f
movups xmm0, xmmword [str.0123456789ABCDEF]
movups xmmword [rax], xmm0
mov byte [rax + 0x10], dil
xorps xmm0, xmm0
movups xmmword [rbx], xmm0
mov qword [rbx + 0x10], rdi
mov r14d, 0xf
mov qword [rbx + 0x18], r14
mov byte [rbx], dil
mov esi, 1
mov dword [rsp + 0x20], esi
call qword [sym.imp.MSVCP140.dll__Xtime_get_ticks]
mov rcx, rax
movabs rax, 0x346dc5d63886594b
imul rcx
mov r12, rdx
sar r12, 0xb
mov rax, r12
shr rax, 0x3f
add r12, rax
mov dword [rbp + 0x1414], 0xffffffff
mov dword [rbp + 0x94], r12d
mov ecx, r12d
nop word [rax + rax]
mov eax, ecx
shr eax, 0x1e
xor eax, ecx
imul ecx, eax, 0x6c078965
add ecx, esi
mov dword [rbp + rsi*4 + 0x94], ecx
inc rsi
cmp rsi, 0x270
jb 0x1400012c0
mov dword [rbp + 0x90], 0x270
mov esi, 0x14
lea rcx, [rbp + 0x90]
call fcn.1400079e0
mov eax, eax
shr rax, 0x1c
movzx r9d, byte [rax + r15]
mov rcx, qword [rbx + 0x10]
mov rdx, qword [rbx + 0x18]
cmp rcx, rdx
jae 0x140001334
lea rax, [rcx + 1]
mov qword [rbx + 0x10], rax
mov rax, rbx
cmp rdx, 0xf
jbe 0x140001329
mov rax, qword [rbx]
mov byte [rax + rcx], r9b
mov byte [rax + rcx + 1], 0
jmp 0x14000133c
mov rcx, rbx
call fcn.1400074f0
sub rsi, 1
jne 0x1400012f1
xor edx, edx
mov r8d, 0xf8
lea rcx, [rbp - 0x70]
call sub.VCRUNTIME140.dll_memset
lea rax, [0x140009df4]
mov qword [rbp - 0x70], rax
lea rax, [0x140009638]
mov qword [rbp - 0x60], rax
lea rcx, [rbp + 0x28]
call qword [sym.imp.MSVCP140.dll_protected:_void___cdecl_std::basic_ios_char__struct_std::char_traits_char__::constructor_void____ptr64]
nop
mov dword [rsp + 0x20], 3
xor r8d, r8d
lea rdx, [rbp - 0x58]
lea rcx, [rbp - 0x70]
call qword [sym.imp.MSVCP140.dll_public:_void___cdecl_std::basic_iostream_char__struct_std::char_traits_char__::constructor_class_std::basic_streambuf_char__struct_std::char_traits_char______ptr64____ptr64]
nop
mov rax, qword [rbp - 0x70]
movsxd rcx, dword [rax + 4]
lea rsi, vtable.std::basic_stringstream_char__struct_std::char_traits_char___class_std::allocator_char__.0
mov qword [rbp + rcx - 0x70], rsi
mov rax, qword [rbp - 0x70]
movsxd rcx, dword [rax + 4]
lea edx, [rcx - 0x98]
mov dword [rbp + rcx - 0x74], edx
lea rcx, [rbp - 0x58]
call qword [sym.imp.MSVCP140.dll_protected:_void___cdecl_std::basic_streambuf_char__struct_std::char_traits_char__::constructor_void____ptr64]
lea rax, vtable.std::basic_stringbuf_char__struct_std::char_traits_char___class_std::allocator_char__.0
mov qword [rbp - 0x58], rax
mov qword [rbp + 0x10], rdi
mov dword [rbp + 0x18], edi
lea rdx, [0x1400011c0]
lea rcx, [rbp - 0x60]
call qword [sym.imp.MSVCP140.dll_public:_class_std::basic_ostream_char__struct_std::char_traits_char______ptr64___cdecl_std::basic_ostream_char__struct_std::char_traits_char__::operator___class_std::ios_base____ptr64____cdecl___class_std::ios_base____ptr64_____ptr64]
mov rdx, r12
mov rcx, rax
call qword [sym.imp.MSVCP140.dll_public:_class_std::basic_ostream_char__struct_std::char_traits_char______ptr64___cdecl_std::basic_ostream_char__struct_std::char_traits_char__::operator___long_long___int64_____ptr64]
nop
xorps xmm0, xmm0
movups xmmword [rsp + 0x48], xmm0
mov r10, rdi
mov qword [rsp + 0x58], rdi
mov qword [rsp + 0x60], r14
mov byte [rsp + 0x48], r10b
mov dword [rsp + 0x20], 0xb
movups xmmword [rsp + 0x28], xmm0
mov ecx, dword [rbp + 0x18]
mov eax, ecx
and al, 0x22
cmp al, 2
je 0x140001441
mov rax, qword [rbp - 0x18]
mov r8, qword [rax]
test r8, r8
je 0x140001441
mov rax, qword [rbp - 0x38]
mov rdx, qword [rax]
cmp r8, qword [rbp + 0x10]
cmovb r8, qword [rbp + 0x10]
sub r8, rdx
jmp 0x140001472
test cl, 4
jne 0x140001468
mov rax, qword [rbp - 0x20]
mov rcx, qword [rax]
test rcx, rcx
je 0x140001468
mov rax, qword [rbp - 0x40]
mov rdx, qword [rax]
mov rax, qword [rbp - 8]
movsxd r8, dword [rax]
sub r8, rdx
add r8, rcx
jmp 0x140001472
mov r8, qword [rsp + 0x30]
mov rdx, qword [rsp + 0x28]
test rdx, rdx
je 0x14000148b
lea rcx, [rsp + 0x48]
call fcn.140007230
mov r14, qword [rsp + 0x60]
mov r10, qword [rsp + 0x58]
mov r8, qword [rsp + 0x48]
test r10, r10
je 0x1400014e0
movabs r11, 0xcccccccccccccccd
nop
lea rax, [rsp + 0x48]
cmp r14, 0xf
cmova rax, r8
movzx r9d, byte [rax + rdi]
mov rcx, rbx
cmp qword [rbx + 0x18], 0xf
jbe 0x1400014bf
mov rcx, qword [rbx]
mov rax, r11
mul rdi
shr rdx, 4
lea rax, [rdx + rdx*4]
shl rax, 2
sub rcx, rax
mov byte [rcx + rdi], r9b
inc rdi
cmp rdi, r10
jb 0x1400014a0
cmp r14, 0xf
jbe 0x14000151b
lea rdx, [r14 + 1]
mov rax, r8
cmp rdx, 0x1000
jb 0x140001512
add rdx, 0x27
mov r8, qword [r8 - 8]
sub rax, r8
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x140001512
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
mov rcx, r8
call fcn.140007cf4
nop
mov rax, qword [rbp - 0x70]
movsxd rcx, dword [rax + 4]
mov qword [rbp + rcx - 0x70], rsi
mov rcx, qword [rbp - 0x70]
movsxd r8, dword [rcx + 4]
lea r9d, [r8 - 0x98]
mov dword [rbp + r8 - 0x74], r9d
lea rcx, [rbp - 0x58]
call fcn.140006f10
lea rcx, [rbp - 0x50]
call qword [sym.imp.MSVCP140.dll_public_virtual:_void___cdecl_std::basic_iostream_char__struct_std::char_traits_char__::destructor_void____ptr64]
lea rcx, [rbp + 0x28]
call qword [sym.imp.MSVCP140.dll_public_virtual:_void___cdecl_std::basic_ios_char__struct_std::char_traits_char__::destructor_void____ptr64]
nop
mov edx, 0x20
mov rcx, r15
call fcn.140007cf4
mov rax, rbx
mov rcx, qword [rbp + 0x1420]
xor rcx, rsp
call fcn.140007c90
lea r11, [rsp + 0x1530]
mov rbx, qword [r11 + 0x38]
mov rsi, qword [r11 + 0x40]
mov rsp, r11
pop r15
pop r14
pop r12
pop rdi
pop rbp
ret