Function at 0x14003e300
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister

Disassembly:
mov rax, rsp
mov qword [rax + 0x18], rbx
push rbp
push rsi
push rdi
push r12
push r13
push r14
push r15
lea rbp, [rax - 0x5f]
sub rsp, 0xf0
movaps xmmword [rax - 0x48], xmm6
movaps xmmword [rax - 0x58], xmm7
mov rax, qword [0x1400e20c0]
xor rax, rsp
mov qword [rbp - 9], rax
mov r15, rdx
mov rsi, rcx
mov qword [rbp - 0x49], rcx
xor r12d, r12d
mov dword [rsp + 0x24], r12d
xorps xmm0, xmm0
movups xmmword [rbp - 0x21], xmm0
lea rcx, [rbp + 0x5f]
movabs rdx, 0xff00ff00ff00ff00
mov qword [rbp - 0x19], rdx
mov qword [rbp - 0x11], rcx
mov rax, qword [rcx]
xor rax, rdx
mov qword [rbp - 0x79], rax
mov qword [rbp - 0x21], rax
mov qword [rcx], r12
movups xmm0, xmmword [0x1400ce9b0]
movups xmmword [rbp - 0x71], xmm0
movups xmm1, xmmword [0x1400ce9c0]
movups xmmword [rbp - 0x61], xmm1
mov eax, dword [str._a_t_v_tT]
mov dword [rbp - 0x51], eax
movzx eax, byte [0x1400ce9d4]
mov byte [rbp - 0x4d], al
mov r8d, r12d
cmp dword [reloc.WS2_32.dll_accept], 2
jl 0x14003e4c9
movdqa xmm5, xmmword [0x1400cf4b0]
movdqa xmm4, xmmword [0x1400cf540]
movdqa xmm6, xmmword [0x1400cf4f0]
movdqa xmm0, xmmword [0x1400cf550]
movdqa xmmword [rsp + 0x40], xmm0
lea rcx, [rbp - 0x71]
movdqa xmm7, xmmword [0x1400cf500]
mov edx, dword [rsp + 0x40]
movd xmm2, r8d
pshufd xmm2, xmm2, 0
paddd xmm2, xmm5
movdqa xmm1, xmm2
punpckldq xmm1, xmm2
pmuldq xmm1, xmm4
movdqa xmm0, xmm2
punpckhdq xmm0, xmm2
pmuldq xmm0, xmm4
shufps xmm1, xmm0, 0xdd
psrad xmm1, 1
movdqa xmm0, xmm1
psrld xmm0, 0x1f
paddd xmm0, xmm1
pmulld xmm0, xmm6
psubd xmm2, xmm0
andps xmm2, xmm7
packuswb xmm2, xmm2
packuswb xmm2, xmm2
movd xmm0, edx
paddb xmm2, xmm0
movd xmm0, dword [rcx]
xorps xmm2, xmm0
movd dword [rcx], xmm2
lea eax, [r8 + 4]
movd xmm3, eax
pshufd xmm3, xmm3, 0
paddd xmm3, xmm5
movdqa xmm1, xmm3
punpckldq xmm1, xmm3
pmuldq xmm1, xmm4
movdqa xmm0, xmm3
punpckhdq xmm0, xmm3
pmuldq xmm0, xmm4
shufps xmm1, xmm0, 0xdd
psrad xmm1, 1
movdqa xmm0, xmm1
psrld xmm0, 0x1f
paddd xmm0, xmm1
pmulld xmm0, xmm6
psubd xmm3, xmm0
andps xmm3, xmm7
packuswb xmm3, xmm3
packuswb xmm3, xmm3
movd xmm0, edx
paddb xmm3, xmm0
movd xmm0, dword [rcx + 4]
xorps xmm3, xmm0
movd dword [rcx + 4], xmm3
add r8d, 8
lea rcx, [rcx + 8]
cmp r8d, 0x20
jl 0x14003e3e2
cmp r8d, 0x25
jge 0x14003e50f
movsxd rax, r8d
lea r9, [rbp - 0x71]
add r9, rax
nop dword [rax]
nop word [rax + rax]
mov eax, 0x94f2095
imul r8d
sar edx, 1
mov eax, edx
shr eax, 0x1f
add edx, eax
movsx eax, dl
imul ecx, eax, 0x37
movzx eax, r8b
sub al, cl
add al, 0x30
xor byte [r9], al
inc r8d
lea r9, [r9 + 1]
cmp r8d, 0x25
jl 0x14003e4e0
xorps xmm0, xmm0
movups xmmword [rbp - 0x41], xmm0
mov qword [rbp - 0x31], r12
mov qword [rbp - 0x29], r12
lea rax, [rbp - 0x71]
mov r8, 0xffffffffffffffff
nop dword [rax]
inc r8
cmp byte [rax + r8], 0
jne 0x14003e530
lea rdx, [rbp - 0x71]
lea rcx, [rbp - 0x41]
call fcn.14004c3f0
nop
mov rax, qword gs:[0x58]
mov rdi, qword [rax]
mov qword [rsp + 0x40], rdi
mov r14d, 0x13b8
mov eax, dword [r14 + rdi]
mov r13d, Ordinal_50
test al, 1
jne 0x14003e5c8
or eax, 1
mov dword [r14 + rdi], eax
mov ebx, r13d
add rbx, rdi
call qword [sym.imp.MSVCP140.dll_unsigned_int___cdecl_std::_Random_device_void_]
mov ecx, eax
mov dword [rbx + 0x1384], 0xffffffff
mov dword [rbx + 4], eax
mov edx, 1
lea r8, [rbx + 8]
nop dword [rax + rax]
mov eax, ecx
shr eax, 0x1e
xor eax, ecx
imul ecx, eax, 0x6c078965
add ecx, edx
mov dword [r8], ecx
inc rdx
lea r8, [r8 + 4]
cmp rdx, 0x270
jb 0x14003e5a0
mov dword [rbx], 0x270
mov eax, dword [r14 + rdi]
mov ecx, Ordinal_26
mov qword [rsp + 0x28], rcx
test al, 2
jne 0x14003e5f3
or eax, 2
mov dword [r14 + rdi], eax
mov rax, qword [rbp - 0x31]
dec rax
mov qword [rcx + rdi], r12
mov qword [rcx + rdi + 8], rax
jmp 0x14003e5f8
mov qword [rsp + 0x28], rcx
xorps xmm0, xmm0
movups xmmword [rsi], xmm0
mov qword [rsi + 0x10], r12
mov qword [rsi + 0x18], reloc.WS2_32.dll_ntohs
mov byte [rsi], 0
mov dword [rsp + 0x24], 1
cmp r15, 0xf
jbe 0x14003e62f
mov rdx, r15
mov rcx, rsi
call fcn.14004c2a0
mov qword [rsi + 0x10], r12
mov rcx, qword [rsp + 0x28]
mov r14d, r13d
add r14, rdi
mov r13, qword [rbp - 0x41]
movzx ebx, byte [rsp + 0x20]
nop
dec r15
mov rdx, qword [rdi + rcx + 8]
mov r12, qword [rdi + rcx]
mov qword [rsp + 0x30], r14
sub rdx, r12
cmp rdx, 0xffffffffffffffff
jne 0x14003e677
mov rcx, r14
call fcn.14004dd40
mov edi, eax
shl rdi, 0x20
mov rcx, r14
call fcn.14004dd40
mov eax, eax
or rdi, rax
jmp 0x14003e687
inc rdx
lea rcx, [rsp + 0x30]
call fcn.14004db50
mov rdi, rax
lea rcx, [rdi + r12]
lea rax, [rbp - 0x41]
mov r8, qword [rbp - 0x29]
cmp r8, 0xf
cmova rax, r13
movzx r9d, byte [rcx + rax]
mov rcx, qword [rsi + 0x10]
mov rdx, qword [rsi + 0x18]
cmp rcx, rdx
jae 0x14003e6cc
lea rax, [rcx + 1]
mov qword [rsi + 0x10], rax
mov rax, rsi
cmp rdx, 0xf
jbe 0x14003e6c1
mov rax, qword [rsi]
mov byte [rax + rcx], r9b
mov byte [rax + rcx + 1], 0
jmp 0x14003e6e1
movzx r8d, bl
mov edx, 1
mov rcx, rsi
call fcn.14004c7a0
mov r8, qword [rbp - 0x29]
test r15, r15
mov rdi, qword [rsp + 0x40]
mov rcx, qword [rsp + 0x28]
jne 0x14003e640
cmp r8, 0xf
jbe 0x14003e72f
lea rdx, [r8 + 1]
mov rax, r13
cmp rdx, 0x1000
jb 0x14003e726
add rdx, 0x27
mov r13, qword [r13 - 8]
sub rax, r13
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
jbe 0x14003e726
call qword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
int3
mov rcx, r13
call fcn.1400b3470
nop
mov rax, qword [rbp - 0x79]
movabs rcx, 0xff00ff00ff00ff00
xor rax, rcx
lea rcx, [rbp + 0x5f]
mov qword [rcx], rax
mov rax, rsi
mov rcx, qword [rbp - 9]
xor rcx, rsp
call fcn.1400b31b0
lea r11, [rsp + 0xf0]
mov rbx, qword [r11 + 0x50]
movaps xmm6, xmmword [r11 - 0x10]
movaps xmm7, xmmword [r11 - 0x20]
mov rsp, r11
pop r15
pop r14
pop r13
pop r12
pop rdi
pop rsi
pop rbp
ret