Function at 0x5c9400
Capabilities:
Encode data using base64
Reference http user-agent string

Disassembly:
mov ecx, dword [0x99504c]
mov ecx, dword fs:[ecx]
mov ecx, dword [ecx]
lea eax, [esp - 0xcc]
cmp eax, dword [ecx + 8]
jbe 0x5c9b71
sub esp, 0x14c
movzx eax, byte [esp + 0x150]
cmp al, 0x13
ja 0x5c9544
cmp al, 0xc
je 0x5c946f
cmp al, 0x12
jne 0x5c9451
mov eax, dword [esp + 0x158]
mov ecx, dword [esp + 0x154]
xor edx, edx
jmp 0x5c9ac1
cmp al, 0x13
jne 0x5c962e
mov eax, dword [esp + 0x158]
mov ecx, dword [esp + 0x154]
xor edx, edx
jmp 0x5c99cb
mov eax, dword [esp + 0x154]
mov dword [esp], eax
mov ecx, dword [esp + 0x158]
mov dword [esp + 4], ecx
mov edx, dword [esp + 0x15c]
mov dword [esp + 8], edx
call fcn.00475490
movzx eax, byte [esp + 0xc]
test al, al
je 0x5c94f2
mov dword [esp], 0
mov eax, dword [esp + 0x154]
mov dword [esp + 4], eax
mov eax, dword [esp + 0x158]
mov dword [esp + 8], eax
call fcn.004523c0
mov eax, dword [esp + 0xc]
mov ecx, dword [esp + 0x10]
mov dword [esp + 0x160], eax
mov dword [esp + 0x164], ecx
mov dword [esp + 0x168], 0
mov dword [esp + 0x16c], 0
add esp, 0x14c
ret
lea eax, [0x701240]
mov dword [esp], eax
call fcn.0040c500
mov eax, dword [esp + 4]
mov dword [eax + 4], 0x14
lea ecx, [0x740542]
mov dword [eax], ecx
mov dword [esp + 0x160], 0
mov dword [esp + 0x164], 0
lea ecx, [0x7b0bb8]
mov dword [esp + 0x168], ecx
mov dword [esp + 0x16c], eax
add esp, 0x14c
ret
cmp al, 0x14
je 0x5c9701
cmp al, 0x16
je 0x5c96c8
cmp al, 0x1e
jne 0x5c962e
mov eax, dword [esp + 0x158]
test eax, 1
jne 0x5c95dc
cmp eax, 2
jl 0x5c9590
mov ecx, dword [esp + 0x154]
movzx edx, byte [eax + ecx - 1]
test dl, dl
jne 0x5c9597
movzx edx, byte [eax + ecx - 2]
test dl, dl
jne 0x5c9597
add eax, 0xfffffffe
jmp 0x5c9597
mov ecx, dword [esp + 0x154]
mov dword [esp + 0x38], eax
lea ecx, [0x6f4960]
mov dword [esp], ecx
mov dword [esp + 4], 0
shr eax, 1
mov dword [esp + 0x2c], eax
mov dword [esp + 8], eax
call fcn.0044e560
mov eax, dword [esp + 0xc]
mov ecx, dword [esp + 0x2c]
mov edx, dword [esp + 0x15c]
mov ebx, dword [esp + 0x154]
mov ebp, dword [esp + 0x38]
xor esi, esi
jmp 0x5c98b5
lea eax, [0x701240]
mov dword [esp], eax
call fcn.0040c500
mov eax, dword [esp + 4]
mov dword [eax + 4], 0x11
lea ecx, [0x73ed73]
mov dword [eax], ecx
mov dword [esp + 0x160], 0
mov dword [esp + 0x164], 0
lea ecx, [0x7b0bb8]
mov dword [esp + 0x168], ecx
mov dword [esp + 0x16c], eax
add esp, 0x14c
ret
mov dword [esp + 0x144], 0
mov dword [esp + 0x148], 0
lea ecx, [0x703e60]
mov dword [esp + 0x144], ecx
movzx eax, al
lea ecx, [0x945c20]
lea eax, [ecx + eax*8]
mov dword [esp + 0x148], eax
lea eax, [0x744252]
mov dword [esp], eax
mov dword [esp + 4], 0x1b
lea eax, [esp + 0x144]
mov dword [esp + 8], eax
mov dword [esp + 0xc], 1
mov dword [esp + 0x10], 1
call fcn.004c1f50
mov eax, dword [esp + 0x14]
mov ecx, dword [esp + 0x18]
mov dword [esp + 0x160], 0
mov dword [esp + 0x164], 0
mov dword [esp + 0x168], eax
mov dword [esp + 0x16c], ecx
add esp, 0x14c
ret
mov dword [esp], 0
mov eax, dword [esp + 0x154]
mov dword [esp + 4], eax
mov eax, dword [esp + 0x158]
mov dword [esp + 8], eax
call fcn.004523c0
mov eax, dword [esp + 0xc]
mov dword [esp + 0x13c], eax
mov ecx, dword [esp + 0x10]
mov dword [esp + 0x28], ecx
xor edx, edx
jmp 0x5c9756
mov dword [esp], 0
mov eax, dword [esp + 0x154]
mov dword [esp + 4], eax
mov eax, dword [esp + 0x158]
mov dword [esp + 8], eax
call fcn.004523c0
mov eax, dword [esp + 0xc]
mov ecx, dword [esp + 0x10]
mov dword [esp + 0x160], eax
mov dword [esp + 0x164], ecx
mov dword [esp + 0x168], 0
mov dword [esp + 0x16c], 0
add esp, 0x14c
ret
cmp edx, ecx
jge 0x5c9813
movzx ebx, byte [eax + edx]
cmp ebx, 0x80
jge 0x5c976d
inc edx
jmp 0x5c9790
mov dword [esp], eax
mov dword [esp + 4], ecx
mov dword [esp + 8], edx
call fcn.004600b0
mov ebx, dword [esp + 0xc]
mov edx, dword [esp + 0x10]
mov eax, dword [esp + 0x13c]
mov ecx, dword [esp + 0x28]
cmp ebx, 0x7f
jle 0x5c9756
mov dword [esp + 0x144], 0
mov dword [esp + 0x148], 0
mov dword [esp], eax
mov dword [esp + 4], ecx
call fcn.00409d40
mov eax, dword [esp + 8]
lea ecx, [0x6f44e0]
mov dword [esp + 0x144], ecx
mov dword [esp + 0x148], eax
lea eax, [0x74b701]
mov dword [esp], eax
mov dword [esp + 4], 0x2a
lea eax, [esp + 0x144]
mov dword [esp + 8], eax
mov dword [esp + 0xc], 1
mov dword [esp + 0x10], 1
call fcn.004c1f50
mov eax, dword [esp + 0x14]
mov ecx, dword [esp + 0x28]
mov edx, eax
mov eax, dword [esp + 0x13c]
jmp 0x5c9815
xor edx, edx
test edx, edx
je 0x5c986b
lea eax, [0x701240]
mov dword [esp], eax
call fcn.0040c500
mov eax, dword [esp + 4]
mov dword [eax + 4], 0x11
lea ecx, [0x73ed84]
mov dword [eax], ecx
mov dword [esp + 0x160], 0
mov dword [esp + 0x164], 0
lea ecx, [0x7b0bb8]
mov dword [esp + 0x168], ecx
mov dword [esp + 0x16c], eax
add esp, 0x14c
ret
mov dword [esp + 0x160], eax
mov dword [esp + 0x164], ecx
mov dword [esp + 0x168], 0
mov dword [esp + 0x16c], 0
add esp, 0x14c
ret
mov word [eax + esi*2 - 2], bp
add edx, 0xfffffffe
mov ebp, edx
xchg ebp, ebx
neg ebx
xchg ebp, ebx
sar ebp, 0x1f
and ebp, 2
add ebx, ebp
mov ebp, dword [esp + 0x38]
add ebp, 0xfffffffe
test ebp, ebp
je 0x5c992a
cmp ebp, 1
jbe 0x5c99be
mov dword [esp + 0x38], ebp
inc esi
movzx edi, byte [ebx]
shl edi, 8
movzx ebp, byte [ebx + 1]
add ebp, edi
cmp ecx, esi
jae 0x5c9896
mov word [esp + 0x26], bp
mov dword [esp + 0x34], edx
mov dword [esp + 0x140], ebx
mov dword [esp], eax
mov dword [esp + 4], esi
mov dword [esp + 8], ecx
mov dword [esp + 0xc], 1
lea eax, [0x6f4960]
mov dword [esp + 0x10], eax
call fcn.0044e6e0
mov eax, dword [esp + 0x14]
mov esi, dword [esp + 0x18]
mov ecx, dword [esp + 0x1c]
mov edx, dword [esp + 0x34]
mov ebx, dword [esp + 0x140]
movzx ebp, word [esp + 0x26]
jmp 0x5c9896
mov dword [esp + 0x30], ecx
lea edi, [esp + 0x3c]
mov edx, eax
xor eax, eax
call fcn.004690c0
mov dword [esp], edx
mov dword [esp + 4], esi
mov ecx, dword [esp + 0x30]
mov dword [esp + 8], ecx
lea ecx, [esp + 0x3c]
mov dword [esp + 0xc], ecx
mov dword [esp + 0x10], 0
mov dword [esp + 0x14], 0x40
call fcn.004745f0
mov ecx, dword [esp + 0x18]
mov edx, dword [esp + 0x1c]
mov ebx, dword [esp + 0x20]
mov dword [esp], 0
mov dword [esp + 4], ecx
mov dword [esp + 8], edx
mov dword [esp + 0xc], ebx
call fcn.00452750
mov ecx, dword [esp + 0x10]
mov edx, dword [esp + 0x14]
mov dword [esp + 0x160], ecx
mov dword [esp + 0x164], edx
mov dword [esp + 0x168], 0
mov dword [esp + 0x16c], 0
add esp, 0x14c
ret
mov eax, 1
mov ecx, eax
call fcn.00468ed0
inc edx
cmp eax, edx
jle 0x5c9a79
movzx ebx, byte [edx + ecx]
lea ebp, [ebx - 0x61]
xchg ebp, eax
cmp al, 0x19
xchg ebp, eax
jbe 0x5c99ca
lea ebp, [ebx - 0x41]
xchg ebp, eax
cmp al, 0x19
xchg ebp, eax
jbe 0x5c99ca
lea ebp, [ebx - 0x30]
xchg ebp, eax
cmp al, 9
xchg ebp, eax
jbe 0x5c99ca
lea ebp, [ebx - 0x27]
xchg ebp, eax
cmp al, 2
xchg ebp, eax
jbe 0x5c99ca
lea ebp, [ebx - 0x2b]
xchg ebp, eax
cmp al, 4
xchg ebp, eax
jbe 0x5c99ca
cmp bl, 0x20
je 0x5c99ca
cmp bl, 0x3a
je 0x5c99ca
cmp bl, 0x3d
je 0x5c99ca
cmp bl, 0x3f
je 0x5c99ca
cmp bl, 0x2a
je 0x5c99ca
cmp bl, 0x26
je 0x5c99ca
lea eax, [0x701240]
mov dword [esp], eax
call fcn.0040c500
mov eax, dword [esp + 4]
mov dword [eax + 4], 0x17
lea ecx, [0x742006]
mov dword [eax], ecx
mov dword [esp + 0x160], 0
mov dword [esp + 0x164], 0
lea ecx, [0x7b0bb8]
mov dword [esp + 0x168], ecx
mov dword [esp + 0x16c], eax
add esp, 0x14c
ret
mov dword [esp], 0
mov dword [esp + 4], ecx
mov dword [esp + 8], eax
call fcn.004523c0
mov eax, dword [esp + 0xc]
mov ecx, dword [esp + 0x10]
mov dword [esp + 0x160], eax
mov dword [esp + 0x164], ecx
mov dword [esp + 0x168], 0
mov dword [esp + 0x16c], 0
add esp, 0x14c
ret
inc edx
cmp eax, edx
jle 0x5c9b2a
movzx ebx, byte [edx + ecx]
lea ebp, [ebx - 0x30]
xchg ebp, eax
cmp al, 9
xchg ebp, eax
jbe 0x5c9ac0
cmp bl, 0x20
je 0x5c9ac0
lea eax, [0x701240]
mov dword [esp], eax
call fcn.0040c500
mov eax, dword [esp + 4]
mov dword [eax + 4], 0x15
lea ecx, [0x740cee]
mov dword [eax], ecx
mov dword [esp + 0x160], 0
mov dword [esp + 0x164], 0
lea ecx, [0x7b0bb8]
mov dword [esp + 0x168], ecx
mov dword [esp + 0x16c], eax
add esp, 0x14c
ret
mov dword [esp], 0
mov dword [esp + 4], ecx
mov dword [esp + 8], eax
call fcn.004523c0
mov eax, dword [esp + 0xc]
mov ecx, dword [esp + 0x10]
mov dword [esp + 0x160], eax
mov dword [esp + 0x164], ecx
mov dword [esp + 0x168], 0
mov dword [esp + 0x16c], 0
add esp, 0x14c
ret
call fcn.00467a60
jmp fcn.005c9400