Function at 0x1400021a0
Capabilities:
Encode data using xor
Generate random numbers using a mersenne twister
Reference http user-agent string

Disassembly:
mov qword [rsp + 0x10], rbx
mov qword [rsp + 0x18], rsi
mov qword [rsp + 0x20], rdi
push rbp
push r12
push r13
push r14
push r15
lea rbp, [rsp - 0x13b0]
mov eax, 0x14b0
call fcn.14000a5c0
sub rsp, rax
mov rax, qword [0x140042018]
xor rax, rsp
mov qword [rbp + 0x13a0], rax
mov r12, rcx
mov qword [rsp + 0x28], rcx
mov qword [rsp + 0x30], rcx
xorps xmm0, xmm0
xor eax, eax
movups xmmword [rbp - 0x20], xmm0
mov qword [rbp - 0x10], rax
lea rdx, str.Mozilla_5.0__Windows_NT_10.0__Win64__x64__AppleWebKit_537.36__KHTML__like_Gecko__Chrome_89.0.4389.82_Safari_537.36
lea rcx, [rsp + 0x40]
call fcn.140003580
nop
lea rdx, str.Mozilla_5.0__Windows_NT_10.0__Win64__x64__rv:86.0__Gecko_20100101_Firefox_86.0
lea rcx, [rsp + 0x60]
call fcn.140003580
nop
lea rdx, str.Mozilla_5.0__Windows_NT_10.0__Trident_7.0__AS__rv:11.0__like_Gecko
lea rcx, [rbp - 0x80]
call fcn.140003580
nop
lea rdx, str.Mozilla_5.0__Windows_NT_6.1__WOW64__Trident_7.0__AS__rv:11.0__like_Gecko
lea rcx, [rbp - 0x60]
call fcn.140003580
nop
lea rdx, str.Mozilla_5.0__Windows_NT_6.3__Win64__x64__AppleWebKit_537.36__KHTML__like_Gecko__Chrome_89.0.4389.82_Safari_537.36
lea rcx, [rbp - 0x40]
call fcn.140003580
nop
xorps xmm0, xmm0
movdqu xmmword [rbp - 0x20], xmm0
mov qword [rbp - 0x10], 0
mov ecx, 0xa0
call fcn.140009eb0
mov rbx, rax
mov qword [rbp - 0x20], rax
mov qword [rbp - 0x18], rax
add rax, 0xa0
mov qword [rbp - 0x10], rax
lea rax, [rbp - 0x20]
mov qword [rsp + 0x30], rax
lea rdi, [rsp + 0x40]
xorps xmm0, xmm0
movups xmmword [rbp - 8], xmm0
mov qword [rbp - 8], rbx
mov qword [rbp], rbx
lea rax, [rbp - 0x20]
mov qword [rbp + 8], rax
mov rdx, rdi
mov rcx, rbx
call fcn.1400036c0
add rbx, 0x20
mov qword [rbp], rbx
add rdi, 0x20
lea rax, [rbp - 0x20]
cmp rdi, rax
jne 0x1400022a3
mov rdx, rbx
mov rcx, rbx
call fcn.1400060e0
mov qword [rbp - 0x18], rbx
lea r9, [0x140003510]
mov edx, 0x20
lea r8d, [rdx - 0x1b]
lea rcx, [rsp + 0x40]
call fcn.140009f20
call fcn.14000914c
mov edx, eax
mov r8d, 0xffffffff
mov dword [rbp + 0x1394], r8d
mov dword [rbp + 0x14], eax
mov ecx, 1
nop dword [rax + rax]
mov eax, edx
shr eax, 0x1e
xor eax, edx
imul edx, eax, 0x6c078965
add edx, ecx
mov dword [rbp + rcx*4 + 0x14], edx
inc rcx
cmp rcx, 0x270
jb 0x140002310
mov edx, 0x270
mov dword [rbp + 0x10], edx
mov r15, qword [rbp - 0x18]
sub r15, qword [rbp - 0x20]
sar r15, 5
dec r15
mov rsi, 0xffffffffffffffff
mov r13d, 0x40
dec r13
shr rsi, 1
cmp rsi, r8
ja 0x140002353
cmp r15, 0xffffffffffffffff
jne 0x140002513
xor ebx, ebx
xor edi, edi
nop dword [rax]
lea rcx, [r13 - 1]
shl rbx, cl
add rbx, rbx
nop word [rax + rax]
cmp edx, 0x270
jne 0x1400023d4
lea rax, [rbp + 0x18]
mov r9d, edx
nop
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 0x140002390
mov edx, dword [rbp + 0x10]
jmp 0x1400024c1
cmp edx, 0x4e0
jb 0x1400024c1
lea r10, [rbp + 0x9d4]
mov r11d, 0xe3
mov eax, dword [rbp + 0x9d4]
nop dword [rax]
nop word [rax + rax]
lea r8, [r10 + 4]
mov edx, dword [r8]
xor edx, eax
btr edx, 0x1f
xor edx, eax
mov eax, edx
and al, 1
neg al
sbb ecx, ecx
and ecx, 0x9908b0df
xor ecx, dword [r10 + 0x634]
shr edx, 1
xor ecx, edx
mov dword [r10 - 0x9c0], ecx
lea r10, [r8]
sub r11, 1
mov eax, dword [r8]
jne 0x140002400
lea r10, [rbp + 0xd60]
mov r11d, 0x18c
mov eax, dword [rbp + 0xd60]
nop
lea r8, [r10 + 4]
mov edx, dword [r8]
xor edx, eax
btr edx, 0x1f
xor edx, eax
mov eax, edx
and al, 1
neg al
sbb ecx, ecx
and ecx, 0x9908b0df
xor ecx, dword [r10 - 0xd4c]
shr edx, 1
xor ecx, edx
mov dword [r10 - 0x9c0], ecx
lea r10, [r8]
sub r11, 1
mov eax, dword [r8]
jne 0x140002450
mov edx, dword [rbp + 0x1390]
xor edx, dword [rbp + 0x14]
btr edx, 0x1f
xor edx, dword [rbp + 0x1390]
mov eax, edx
and al, 1
neg al
sbb ecx, ecx
and ecx, 0x9908b0df
shr edx, 1
xor ecx, edx
xor ecx, dword [rbp + 0x644]
mov dword [rbp + 0x9d0], ecx
xor edx, edx
mov dword [rbp + 0x10], edx
mov eax, edx
mov ecx, dword [rbp + rax*4 + 0x14]
inc edx
mov dword [rbp + 0x10], edx
mov eax, ecx
shr eax, 0xb
and eax, dword [rbp + 0x1394]
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 0x140002380
or rbx, rax
add rdi, r13
cmp rdi, 0x40
jb 0x140002370
jmp 0x14000258a
lea r12, [r15 + 1]
xor edi, edi
xor ebx, ebx
test r15, r15
je 0x140002555
lea rcx, [r13 - 1]
shl rdi, cl
add rdi, rdi
nop word [rax + rax]
lea rcx, [rbp + 0x10]
call fcn.140006d20
mov eax, eax
cmp rax, rsi
ja 0x140002530
or rdi, rax
lea rcx, [r13 - 1]
shl rbx, cl
add rbx, rbx
or rbx, rsi
cmp rbx, r15
jb 0x140002520
xor edx, edx
mov rax, rbx
div r12
mov rcx, rax
xor edx, edx
mov rax, rdi
div r12
cmp rax, rcx
jb 0x14000257a
xor edx, edx
mov rax, rbx
div r12
cmp rdx, r15
jne 0x140002517
xor edx, edx
mov rax, rdi
div r12
mov rbx, rdx
mov r12, qword [rsp + 0x28]
shl rbx, 5
add rbx, qword [rbp - 0x20]
mov rdx, rbx
mov rcx, r12
call fcn.1400036c0
nop
mov rcx, qword [rbp - 0x20]
test rcx, rcx
je 0x1400025e5
mov rdx, qword [rbp - 0x18]
call fcn.1400060e0
mov rdx, qword [rbp - 0x10]
mov rcx, qword [rbp - 0x20]
sub rdx, rcx
and rdx, 0xffffffffffffffe0
mov rax, rcx
cmp rdx, 0x1000
jb 0x1400025e0
add rdx, 0x27
mov rcx, qword [rcx - 8]
sub rax, rcx
add rax, 0xfffffffffffffff8
cmp rax, 0x1f
ja 0x140002618
call fcn.140009eec
mov rax, r12
mov rcx, qword [rbp + 0x13a0]
xor rcx, rsp
call fcn.140009e90
lea r11, [rsp + 0x14b0]
mov rbx, qword [r11 + 0x38]
mov rsi, qword [r11 + 0x40]
mov rdi, qword [r11 + 0x48]
mov rsp, r11
pop r15
pop r14
pop r13
pop r12
pop rbp
ret
call fcn.140010714
int3