Function at 0x420c00
Capabilities:
Reference http user-agent string

Disassembly:
mov rcx, qword gs:[0x28]
mov rcx, qword [rcx]
lea rax, [rsp - 0x180]
nop dword [rax + rax]
cmp rax, qword [rcx + 0x18]
jbe 0x421449
sub rsp, 0x200
mov qword [rsp + 0x1f8], rbp
lea rbp, [rsp + 0x1f8]
mov rax, qword [rsp + 0x208]
mov ecx, dword [rax + 0x90]
bt ecx, 0xc
jae 0x421390
mov ecx, dword [rax + 0x90]
btr ecx, 0xc
cmp ecx, 2
ja 0x4211b2
cmp ecx, 1
jne 0x4211e0
mov rcx, qword gs:[0x28]
mov rcx, qword [rcx]
cmp rax, rcx
je 0x421205
cmp qword [rax + 0x70], 0
jne 0x4211ab
cmp byte [rax + 0xb4], 0
je 0x42119b
xor ecx, ecx
test cl, cl
jne 0x421185
mov byte [rax + 0xb3], 1
lea rdi, [rsp + 0x80]
xorps xmm0, xmm0
lea rdi, [rdi - 0x30]
mov qword [rsp - 0x10], rbp
lea rbp, [rsp - 0x10]
call fcn.0046d009
mov rbp, qword [rbp]
mov rcx, qword [rax + 8]
mov rdx, qword [rax]
mov qword [rsp + 0x180], rdx
mov qword [rsp + 0x188], rcx
cmp qword [rax + 0x50], 0
jne 0x421138
movups xmmword [rsp + 0x1e0], xmm0
mov qword [rsp + 0x1f0], 0
lea rcx, [0x00462b40]
mov qword [rsp + 0x1e0], rcx
lea rcx, [rsp + 0x80]
mov qword [rsp + 0x1e8], rcx
mov rdx, qword [rsp + 0x210]
mov qword [rsp + 0x1f0], rdx
mov qword [rsp], 0xffffffffffffffff
mov qword [rsp + 8], 0xffffffffffffffff
mov qword [rsp + 0x10], 0
mov qword [rsp + 0x18], rax
movups xmmword [rsp + 0x20], xmm0
mov qword [rsp + 0x30], 0x7fffffff
lea rbx, [rsp + 0x1e0]
mov qword [rsp + 0x38], rbx
movups xmmword [rsp + 0x40], xmm0
nop dword [rax]
call fcn.0045a860
mov rax, qword [rsp + 0x208]
mov qword [rsp], rax
lea rcx, [rsp + 0x1e0]
mov qword [rsp + 8], rcx
mov qword [rsp + 0x10], 0
call fcn.0045a600
mov rax, qword [rsp + 0x208]
mov rcx, qword [rax + 0x28]
mov qword [rsp + 0x1d8], rcx
jmp 0x420dd6
mov rcx, qword [rsp + 0x1d8]
mov rcx, qword [rcx + 0x28]
mov qword [rsp + 0x1d8], rcx
mov rcx, qword [rsp + 0x1d8]
nop
test rcx, rcx
je 0x420ef2
cmp qword [rcx + 0x18], 0
jne 0x420ea7
mov rcx, qword [rsp + 0x1d8]
cmp qword [rcx + 0x28], 0
jne 0x420e5e
mov rcx, qword [rsp + 0x1d8]
cmp byte [rcx + 5], 0
je 0x420dc2
lea rax, [rsp + 0x1d8]
mov qword [rsp], rax
mov qword [rsp + 8], 8
lea rax, [0x007a3168]
mov qword [rsp + 0x10], rax
mov rax, qword [rsp + 0x210]
mov qword [rsp + 0x18], rax
lea rcx, [rsp + 0x80]
mov qword [rsp + 0x20], rcx
call fcn.00421e80
mov rax, qword [rsp + 0x208]
jmp 0x420dc2
lea rax, [rcx + 0x28]
mov qword [rsp], rax
mov qword [rsp + 8], 8
lea rax, [0x007a3168]
mov qword [rsp + 0x10], rax
mov rax, qword [rsp + 0x210]
mov qword [rsp + 0x18], rax
lea rcx, [rsp + 0x80]
mov qword [rsp + 0x20], rcx
call fcn.00421e80
mov rax, qword [rsp + 0x208]
jmp 0x420e03
lea rax, [rcx + 0x18]
mov qword [rsp], rax
mov qword [rsp + 8], 8
lea rax, [0x007a3168]
mov qword [rsp + 0x10], rax
mov rax, qword [rsp + 0x210]
mov qword [rsp + 0x18], rax
lea rcx, [rsp + 0x80]
mov qword [rsp + 0x20], rcx
nop
call fcn.00421e80
mov rax, qword [rsp + 0x208]
jmp 0x420df4
mov rax, qword [rax + 0x20]
test rax, rax
jne 0x421118
nop
mov rax, qword [rsp + 0x1b0]
mov rcx, qword [rsp + 0x1c0]
mov qword [rsp], rax
mov qword [rsp + 8], 0
mov qword [rsp + 0x10], rcx
call fcn.00425120
mov rax, qword [rsp + 0x18]
mov qword [rsp + 0x1c8], rax
jmp 0x420f68
test rdx, rdx
je 0x4210aa
mov ebx, dword [rdx]
cmp eax, ebx
jae 0x420f4b
mov rdx, qword [rdx + 0x10]
jmp 0x420f36
mov esi, dword [rdx + 4]
add ebx, esi
cmp eax, ebx
jb 0x420f5a
mov rdx, qword [rdx + 0x18]
jmp 0x420f36
test rdx, rdx
je 0x420f68
mov rax, qword [rdx + 8]
test rax, rax
jne 0x420fa2
lea rax, [rsp + 0x80]
mov qword [rsp], rax
call fcn.00424e40
mov rax, qword [rsp + 8]
movzx ecx, byte [rsp + 0x10]
test rax, rax
je 0x4210ce
mov rdx, qword [rsp + 0x180]
sub rax, rdx
mov rdx, qword [rsp + 0x1c8]
nop
jmp 0x420f36
nop
xor ebx, ebx
mov qword [rdx + 8], rbx
mov rbx, qword [rax + 0x20]
movzx esi, byte [rax + 0x17]
test sil, 0x40
jne 0x421067
xor esi, esi
mov qword [rsp + 0x68], rsi
mov edx, dword [rdx]
add rdx, qword [rsp + 0x180]
test cl, cl
je 0x421033
mov rax, qword [rax + 8]
mov qword [rsp], rdx
mov qword [rsp + 8], rax
mov qword [rsp + 0x10], rbx
mov rax, qword [rsp + 0x210]
mov qword [rsp + 0x18], rax
lea rcx, [rsp + 0x80]
mov qword [rsp + 0x20], rcx
nop dword [rax]
call fcn.004223e0
mov rax, qword [rsp + 0x68]
test rax, rax
je 0x420f68
nop
lea rcx, [0x007e2de0]
mov qword [rsp], rcx
mov qword [rsp + 8], rax
mov byte [rsp + 0x10], 2
call fcn.004298a0
jmp 0x420f68
mov rax, qword [rax + 8]
mov qword [rsp], rdx
mov qword [rsp + 8], rax
mov qword [rsp + 0x10], rbx
mov rax, qword [rsp + 0x210]
mov qword [rsp + 0x18], rax
lea rcx, [rsp + 0x80]
mov qword [rsp + 0x20], rcx
nop
call fcn.00421e80
jmp 0x421005
mov byte [rsp + 0x5b], cl
mov qword [rsp + 0x70], rdx
mov qword [rsp + 0x1d0], rax
mov rcx, qword [rax + 8]
mov qword [rsp], rcx
mov qword [rsp + 8], rbx
call fcn.00418460
mov rsi, qword [rsp + 0x10]
mov rbx, qword [rsi + 0x18]
mov rax, qword [rsp + 0x1d0]
movzx ecx, byte [rsp + 0x5b]
mov rdx, qword [rsp + 0x70]
jmp 0x420fbd
xor edx, edx
jmp 0x420f5a
mov rcx, qword [rax + 0x18]
mov qword [rsp + 0x1b0], rcx
mov qword [rax + 0x10], 0
mov qword [rsp], rax
call fcn.004276e0
mov rax, qword [rsp + 0x1b0]
test rax, rax
jne 0x4210b1
cmp qword [rsp + 0x198], 0
jne 0x4211eb
cmp qword [rsp + 0x1a8], 0
jne 0x4211eb
cmp qword [rsp + 0x1a0], 0
jne 0x4211eb
mov rbp, qword [rsp + 0x1f8]
add rsp, 0x200
ret
lea rcx, [rsp + 0x80]
mov qword [rsp], rcx
mov qword [rsp + 8], rax
mov byte [rsp + 0x10], 0
call fcn.00424d00
jmp 0x420eff
lea rcx, [rax + 0x50]
mov qword [rsp], rcx
mov qword [rsp + 8], 8
lea rcx, [0x007a3168]
mov qword [rsp + 0x10], rcx
mov rcx, qword [rsp + 0x210]
mov qword [rsp + 0x18], rcx
lea rdx, [rsp + 0x80]
mov qword [rsp + 0x20], rdx
call fcn.00421e80
mov rax, qword [rsp + 0x208]
xorps xmm0, xmm0
nop
jmp 0x420cfb
mov qword [rsp], rax
call fcn.00450fe0
mov rax, qword [rsp + 0x208]
jmp 0x420cb7
mov dl, byte [rax + 0xb9]
test dl, dl
sete cl
jmp 0x420ca8
xor ecx, ecx
jmp 0x420ca8
cmp ecx, 4
jbe 0x420c75
nop dword [rax + rax]
cmp ecx, 6
jne 0x4212d7
mov rbp, qword [rsp + 0x1f8]
add rsp, 0x200
ret
cmp ecx, 2
jne 0x4212d7
jmp 0x42121e
lea rax, [0x00660dc5]
mov qword [rsp], rax
mov qword [rsp + 8], 0x19
nop
call fcn.00439220
lea rax, [0x00660597]
mov qword [rsp], rax
mov qword [rsp + 8], 0x18
call fcn.00439220
mov ecx, dword [rax + 0x90]
mov dword [rsp + 0x5c], ecx
mov rdx, qword [rax + 0x98]
mov qword [rsp + 0x78], rdx
call fcn.0043aa00
lea rax, [0x0065c24b]
mov qword [rsp], rax
mov qword [rsp + 8], 0xc
call fcn.0043b480
mov rax, qword [rsp + 0x208]
mov qword [rsp], rax
nop
call fcn.0043b3c0
lea rax, [0x0065ab68]
mov qword [rsp], rax
mov qword [rsp + 8], 7
call fcn.0043b480
mov rax, qword [rsp + 0x78]
mov qword [rsp], rax
call fcn.0043b220
lea rax, [0x0065e028]
mov qword [rsp], rax
mov qword [rsp + 8], 0x13
call fcn.0043b480
mov eax, dword [rsp + 0x5c]
mov eax, eax
mov qword [rsp], rax
call fcn.0043b100
call fcn.0043ace0
call fcn.0043aaa0
lea rax, [0x0066380e]
mov qword [rsp], rax
mov qword [rsp + 8], 0x20
call fcn.00439220
mov ecx, dword [rax + 0x90]
mov dword [rsp + 0x60], ecx
mov rdx, qword [rax + 0x98]
mov qword [rsp + 0x78], rdx
call fcn.0043aa00
lea rax, [0x0065c24b]
mov qword [rsp], rax
mov qword [rsp + 8], 0xc
call fcn.0043b480
mov rax, qword [rsp + 0x208]
mov qword [rsp], rax
call fcn.0043b3c0
lea rax, [0x0065ab68]
mov qword [rsp], rax
mov qword [rsp + 8], 7
call fcn.0043b480
mov rax, qword [rsp + 0x78]
mov qword [rsp], rax
nop
call fcn.0043b220
lea rax, [0x0065e028]
mov qword [rsp], rax
mov qword [rsp + 8], 0x13
call fcn.0043b480
mov eax, dword [rsp + 0x60]
mov eax, eax
mov qword [rsp], rax
call fcn.0043b100
call fcn.0043ace0
call fcn.0043aaa0
lea rax, [0x0065d876]
mov qword [rsp], rax
mov qword [rsp + 8], 0x11
call fcn.00439220
mov ecx, dword [rax + 0x90]
mov dword [rsp + 0x64], ecx
mov rdx, qword [rax + 0x98]
mov qword [rsp + 0x78], rdx
call fcn.0043aa00
lea rax, [0x0065f93e]
mov qword [rsp], rax
mov qword [rsp + 8], 0x16
nop
call fcn.0043b480
mov rax, qword [rsp + 0x208]
mov qword [rsp], rax
call fcn.0043b3c0
lea rax, [0x0065ab68]
mov qword [rsp], rax
mov qword [rsp + 8], 7
call fcn.0043b480
mov rax, qword [rsp + 0x78]
mov qword [rsp], rax
call fcn.0043b220
lea rax, [0x0065e028]
mov qword [rsp], rax
mov qword [rsp + 8], 0x13
call fcn.0043b480
mov eax, dword [rsp + 0x64]
mov eax, eax
mov qword [rsp], rax
call fcn.0043b2a0
call fcn.0043ace0
call fcn.0043aaa0
lea rax, [0x0065f96a]
mov qword [rsp], rax
mov qword [rsp + 8], 0x16
call fcn.00439220
nop
call fcn.004686e0
jmp fcn.00420c00