Function at 0x1400a4c00
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
mov qword [rsp + 0x18], rbx
push rbp
push rsi
push rdi
push r12
push r13
push r14
push r15
lea rbp, [rsp - 0x1320]
mov eax, 0x1420
call fcn.140113070
sub rsp, rax
mov rax, qword [0x140148080]
xor rax, rsp
mov qword [rbp + 0x1310], rax
mov dword [rsp + 0x20], edx
mov rbx, rcx
mov qword [rsp + 0x50], rcx
mov qword [rsp + 0x30], rcx
xorps xmm0, xmm0
movups xmmword [rsp + 0x58], xmm0
xorps xmm1, xmm1
movdqu xmmword [rsp + 0x68], xmm1
mov r8d, 0x41
lea rdx, str.77432651029300129834675012934978659123446898905478065625894396234
lea rcx, [rsp + 0x58]
call fcn.1400a0f70
nop
call qword [sym.imp.MSVCP140.dll_unsigned_int___cdecl_std::_Random_device_void_]
mov edx, eax
mov edi, 0xffffffff
mov dword [rbp + 0x1304], edi
mov dword [rbp - 0x7c], eax
mov r15d, 1
mov ecx, r15d
nop
mov eax, edx
shr eax, 0x1e
xor eax, edx
imul edx, eax, 0x6c078965
add edx, ecx
mov dword [rbp + rcx*4 - 0x7c], edx
inc rcx
cmp rcx, 0x270
jb 0x1400a4c90
mov r8d, 0x270
mov dword [rbp - 0x80], r8d
lea r11, [rsp + 0x58]
mov rcx, qword [rsp + 0x58]
mov r9, qword [rsp + 0x70]
cmp r9, 0x10
cmovae r11, rcx
mov rdx, qword [rsp + 0x68]
add r11, rdx
mov qword [rsp + 0x48], r11
lea r10, [rsp + 0x58]
cmp r9, 0x10
cmovae r10, rcx
mov qword [rsp + 0x28], r10
mov rsi, 0xffffffffffffffff
mov r13d, 0x40
nop dword [rax]
lea r13, [r13 - 1]
shr rsi, 1
cmp rsi, rdi
ja 0x1400a4d00
cmp r10, r11
je 0x1400a4f7b
lea rax, [r10 + 1]
cmp rax, r11
je 0x1400a4f7b
mov rcx, r15
sub rcx, r10
mov qword [rsp + 0x30], rcx
nop dword [rax]
lea rax, [r15 + r10]
mov qword [rsp + 0x40], rax
lea r12, [rax + rcx]
nop dword [rax]
xor edi, edi
xor ebx, ebx
test r15, r15
je 0x1400a4f00
nop dword [rax]
lea rcx, [r13 - 1]
shl rdi, cl
add rdi, rdi
nop word [rax + rax]
cmp r8d, 0x270
jne 0x1400a4db5
lea rax, [rbp - 0x78]
mov r9d, r8d
mov r8d, dword [rax - 4]
xor r8d, dword [rax]
btr r8d, 0x1f
xor r8d, dword [rax - 4]
mov ecx, r8d
and cl, 1
neg cl
sbb edx, edx
and edx, 0x9908b0df
xor edx, dword [rax + 0x630]
shr r8d, 1
xor edx, r8d
mov dword [rax + 0x9bc], edx
lea rax, [rax + 4]
sub r9, 1
jne 0x1400a4d70
mov r8d, dword [rbp - 0x80]
jmp 0x1400a4ea4
cmp r8d, 0x4e0
jb 0x1400a4ea4
lea r9, [rbp + 0x944]
mov r10d, 0xe3
mov r11d, dword [rbp + 0x944]
nop word [rax + rax]
mov eax, r11d
mov r11d, dword [r9 + 4]
mov edx, eax
xor edx, r11d
btr edx, 0x1f
xor edx, eax
mov eax, edx
and al, 1
neg al
sbb ecx, ecx
and ecx, 0x9908b0df
xor ecx, dword [r9 + 0x634]
shr edx, 1
xor ecx, edx
mov dword [r9 - 0x9c0], ecx
lea r9, [r9 + 4]
sub r10, 1
jne 0x1400a4de0
lea r9, [rbp + 0xcd0]
mov r10d, 0x18c
mov r11d, dword [rbp + 0xcd0]
mov eax, r11d
mov r11d, dword [r9 + 4]
mov edx, eax
xor edx, r11d
btr edx, 0x1f
xor edx, eax
mov eax, edx
and al, 1
neg al
sbb ecx, ecx
and ecx, 0x9908b0df
xor ecx, dword [r9 - 0xd4c]
shr edx, 1
xor ecx, edx
mov dword [r9 - 0x9c0], ecx
lea r9, [r9 + 4]
sub r10, 1
jne 0x1400a4e30
mov edx, dword [rbp + 0x1300]
xor edx, dword [rbp - 0x7c]
btr edx, 0x1f
xor edx, dword [rbp + 0x1300]
mov eax, edx
and al, 1
neg al
sbb ecx, ecx
and ecx, 0x9908b0df
shr edx, 1
xor ecx, edx
xor ecx, dword [rbp + 0x5b4]
mov dword [rbp + 0x940], ecx
xor r8d, r8d
mov dword [rbp - 0x80], r8d
mov eax, r8d
mov ecx, dword [rbp + rax*4 - 0x7c]
inc r8d
mov dword [rbp - 0x80], r8d
mov eax, ecx
shr eax, 0xb
and eax, dword [rbp + 0x1304]
xor ecx, eax
mov eax, ecx
and eax, 0xff3a58ad
shl eax, 7
xor ecx, eax
mov eax, ecx
and eax, 0xffffdf8c
shl eax, 0xf
xor ecx, eax
mov eax, ecx
shr eax, 0x12
xor eax, ecx
cmp rax, rsi
ja 0x1400a4d60
or rdi, rax
lea rcx, [r13 - 1]
shl rbx, cl
add rbx, rbx
or rbx, rsi
cmp rbx, r15
jb 0x1400a4d50
xor edx, edx
mov rax, rbx
div r12
mov rcx, rax
xor edx, edx
mov rax, rdi
div r12
cmp rax, rcx
jb 0x1400a4f29
xor edx, edx
mov rax, rbx
div r12
cmp rdx, r15
jne 0x1400a4d40
xor edx, edx
mov rax, rdi
div r12
mov r10, qword [rsp + 0x28]
cmp rdx, r15
je 0x1400a4f50
mov r9, qword [rsp + 0x40]
movzx ecx, byte [r9]
movzx eax, byte [rdx + r10]
mov byte [r9], al
mov byte [rdx + r10], cl
inc r15
lea rax, [r15 + r10]
cmp rax, qword [rsp + 0x48]
mov rcx, qword [rsp + 0x30]
jne 0x1400a4d30
mov r9, qword [rsp + 0x70]
mov rdx, qword [rsp + 0x68]
mov rcx, qword [rsp + 0x58]
mov rbx, qword [rsp + 0x50]
xorps xmm0, xmm0
movups xmmword [rbx], xmm0
mov qword [rbx + 0x10], 0
mov qword [rbx + 0x18], 0
movsxd r8, dword [rsp + 0x20]
cmp rdx, r8
cmovb r8, rdx
lea rdx, [rsp + 0x58]
cmp r9, 0x10
cmovae rdx, rcx
mov rcx, rbx
call fcn.1400a0f70
nop
mov rdx, qword [rsp + 0x70]
cmp rdx, 0x10
jb 0x1400a4ff3
inc rdx
mov rcx, qword [rsp + 0x58]
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400a4fee
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x1400a4fee
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
call fcn.1401127fc
mov rax, rbx
mov rcx, qword [rbp + 0x1310]
xor rcx, rsp
call fcn.140112470
mov rbx, qword [rsp + 0x1470]
add rsp, 0x1420
pop r15
pop r14
pop r13
pop r12
pop rdi
pop rsi
pop rbp
ret