Function at 0x140001ef0
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister
Terminate process

Disassembly:
mov qword [rsp + 0x10], rbx
mov qword [rsp + 0x18], rsi
push rdi
mov eax, 0x1480
call fcn.140005ff0
sub rsp, rax
mov rax, qword [0x14000b020]
xor rax, rsp
mov qword [rsp + 0x1470], rax
mov rdi, rcx
cmp dword [0x14000b9a0], 0
je 0x14000217b
cmp qword [0x14000b9a8], 0
jne 0x14000217b
call fcn.1400021c0
test al, al
je 0x14000217b
xorps xmm0, xmm0
xor eax, eax
movups xmmword [rsp + 0xc0], xmm0
mov qword [rsp + 0xd0], rax
call qword [sym.imp.KERNEL32.dll_GetCurrentProcess]
mov rdx, rax
lea rcx, [rsp + 0xc0]
call fcn.140001dd0
nop
mov rbx, qword [rsp + 0xc0]
mov r8, qword [rsp + 0xc8]
cmp rbx, r8
je 0x1400021a0
mov rdx, qword [rbx]
cmp rdi, rdx
jbe 0x140001f9e
mov rcx, qword [rbx + 0x18]
add rcx, rdx
cmp rdi, rcx
jb 0x140001fa4
add rbx, 0x30
jmp 0x140001f81
mov qword [0x14000b9a8], rdx
mov rax, qword [rbx + 0x18]
mov qword [0x14000b9b0], rax
mov byte [0x14000b9b8], 0
call qword [sym.imp.MSVCP140.dll_unsigned_int___cdecl_std::_Random_device_void_]
mov dword [rsp + 0x1464], 0xffffffff
mov dword [rsp + 0xe4], eax
mov edx, 1
mov r9d, 0x270
mov ecx, eax
shr ecx, 0x1e
xor ecx, eax
imul eax, ecx, 0x6c078965
add eax, edx
mov dword [rsp + rdx*4 + 0xe4], eax
inc rdx
cmp rdx, r9
jb 0x140001fe0
mov dword [rsp + 0xe0], r9d
lea r8, [rsp + 0xe8]
nop
mov edx, dword [r8 - 4]
xor edx, dword [r8]
btr edx, 0x1f
xor edx, dword [r8 - 4]
mov eax, edx
and al, 1
neg al
sbb ecx, ecx
and ecx, 0x9908b0df
xor ecx, dword [r8 + 0x630]
shr edx, 1
xor ecx, edx
mov dword [r8 + 0x9bc], ecx
lea r8, [r8 + 4]
sub r9, 1
jne 0x140002010
mov eax, dword [rsp + 0xe0]
mov ecx, dword [rsp + rax*4 + 0xe4]
mov eax, ecx
shr eax, 0xb
and eax, dword [rsp + 0x1464]
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
mov dword [0x14000b9bc], eax
lea rcx, str.___Fluctuation_initialized.
call fcn.140003a00
mov esi, dword [0x14000b9bc]
mov edx, 8
lea rcx, [rsp + 0xa0]
call qword [sym.imp.MSVCP140.dll_struct_std::_Smanip_long_long___int64_____cdecl_std::setw_long_long___int64__]
mov rdi, qword [rbx + 0x18]
mov rbx, qword [rbx]
movups xmm0, xmmword [rax]
movaps xmmword [rsp + 0x80], xmm0
mov edx, 8
lea rcx, [rsp + 0xb0]
call qword [sym.imp.MSVCP140.dll_struct_std::_Smanip_long_long___int64_____cdecl_std::setw_long_long___int64__]
movups xmm0, xmmword [rax]
movaps xmmword [rsp + 0x90], xmm0
mov dword [rsp + 0x60], esi
mov byte [rsp + 0x58], 0x30
lea rax, [rsp + 0x80]
mov qword [rsp + 0x50], rax
mov qword [rsp + 0x38], rdi
mov qword [rsp + 0x20], rbx
mov r9b, 0x30
lea r8, [rsp + 0x90]
call fcn.140003bd0
nop
mov r8, qword [rsp + 0xc0]
test r8, r8
je 0x14000217b
mov rcx, qword [rsp + 0xd0]
sub rcx, r8
movabs rax, 0x2aaaaaaaaaaaaaab
imul rcx
sar rdx, 3
mov rax, rdx
shr rax, 0x3f
add rdx, rax
lea rdx, [rdx + rdx*2]
shl rdx, 4
mov rax, r8
cmp rdx, 0x1000
jb 0x140002173
add rdx, 0x27
mov r8, qword [r8 - 8]
sub rax, r8
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x140002173
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
mov rcx, r8
call fcn.1400051ec
mov rcx, qword [rsp + 0x1470]
xor rcx, rsp
call fcn.140005190
lea r11, [rsp + 0x1480]
mov rbx, qword [r11 + 0x18]
mov rsi, qword [r11 + 0x20]
mov rsp, r11
pop rdi
ret
lea rcx, str.____Could_not_initialize_shellcode_fluctuation_
call fcn.140003a00
xor ecx, ecx
call qword [sym.imp.KERNEL32.dll_ExitProcess]