Function at 0x419410
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
push esi
and esp, 0xfffffff8
sub esp, 0x98
mov dword [esp + 0x20], 0x33b935d2
mov dword [esp + 0x24], 0xcfc131be
mov dword [esp + 0x28], 0xcb33cd40
mov dword [esp + 0x2c], 0xc733c933
mov dword [esp + 0x30], 0xc338c522
mov dword [esp + 0x34], 0xdf3ac139
mov dword [esp + 0x38], 0xdb57dd21
mov dword [esp + 0x3c], 0xd754d92e
lea eax, [esp + 0x40]
mov word [esp + 0x40], 0xd5d6
mov dword [esp + 0x42], 0
mov dword [esp + 0x46], 0
mov dword [esp + 0x4a], 0
mov word [esp + 0x4e], 0
mov dword [esp + 8], 0
mov ecx, dword [esp + 8]
cmp ecx, 0x2f
ja 0x4194eb
nop
nop
nop
nop
nop
nop
mov ecx, dword [esp + 8]
mov edx, dword [esp + 8]
movzx edx, byte [esp + edx + 0x20]
lea esi, [ecx + 0x79]
add ecx, edx
and esi, edx
add esi, esi
sub ecx, esi
add ecx, 0x3671c579
mov dword [esp + 0x70], ecx
mov ecx, dword [esp + 0x70]
mov edx, ecx
xor edx, 0xb0
and ecx, 0x30
lea ecx, [edx + ecx*2]
inc cl
mov edx, dword [esp + 8]
mov byte [esp + edx + 0x20], cl
inc dword [esp + 8]
mov ecx, dword [esp + 8]
cmp ecx, 0x30
jb 0x4194a0
mov ebx, dword [ebp + 8]
lea edi, [esp + 0x70]
lea edx, [esp + 0x20]
mov ecx, 8
xchg esi, edx
rep movsd dword es:[edi], dword [esi]
xchg esi, edx
lea edi, [esp + 0x90]
mov ecx, 1
xchg esi, eax
rep movsw word es:[edi], word [esi]
xchg esi, eax
mov eax, dword [ebp + 0x10]
mov edi, dword [eax + 4]
mov eax, 0xfffffffe
nop
nop
nop
cmp word [edi + eax + 2], 0
lea eax, [eax + 2]
jne 0x419520
cmp eax, 0xffffffdd
jge 0x419537
mov eax, 0xffffffff
jmp 0x41953a
add eax, 0x22
push eax
call fcn.00408f60
add esp, 4
mov esi, eax
movzx ecx, word [edi]
test cx, cx
je 0x419571
add edi, 2
mov eax, esi
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov word [eax], cx
add eax, 2
movzx ecx, word [edi]
add edi, 2
test cx, cx
jne 0x419560
mov word [eax], 0
movzx ecx, word [esp + 0x70]
test cx, cx
je 0x4195a1
lea edx, [esp + 0x72]
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov word [eax], cx
add eax, 2
movzx ecx, word [edx]
add edx, 2
test cx, cx
jne 0x419590
mov word [eax], 0
mov dword [esp + 8], ebx
mov dword [esp + 0xc], esi
mov eax, dword [ebp + 0xc]
mov dword [esp + 0x10], eax
mov eax, dword [ebp + 0x10]
mov dword [esp + 0x14], eax
mov eax, dword [ebp + 0x14]
mov dword [esp + 0x18], eax
mov dword [esp + 0x20], 0xb32db12d
mov dword [esp + 0x24], 0xb76bb53e
mov dword [esp + 0x28], 0xab22a90d
mov dword [esp + 0x2c], 0xaf0bad38
mov dword [esp + 0x30], 0xa331a13e
mov dword [esp + 0x34], 0xa739a53d
mov dword [esp + 0x38], 0x9b419906
mov dword [esp + 0x3c], 0x9f459d47
mov dword [esp + 0x40], 0x933c914a
mov dword [esp + 0x44], 0x97059501
mov dword [esp + 0x48], 0x8b18892d
mov dword [esp + 0x4c], 0x8f118d4f
mov dword [esp + 0x50], 0x8316811e
mov dword [esp + 0x54], 0x870e8521
mov dword [esp + 0x58], 0x7bc379ec
mov dword [esp + 0x5c], 0x7fb37dd8
mov dword [esp + 0x60], 0x737271aa
mov word [esp + 0x68], 0
mov dword [esp + 0x64], 0
mov dword [esp + 4], 0
mov eax, dword [esp + 4]
cmp eax, 0x49
ja 0x4196b2
nop
nop
nop
nop
nop
mov eax, dword [esp + 4]
mov ecx, dword [esp + 4]
movzx ecx, byte [esp + ecx + 0x20]
lea edx, [eax + 0x48]
mov edi, ecx
not edi
or edi, edx
and edx, ecx
add edx, edi
neg edx
add eax, edx
add eax, 0x8211c247
mov dword [esp + 0x1c], eax
mov eax, dword [esp + 0x1c]
add al, 8
mov ecx, dword [esp + 4]
mov byte [esp + ecx + 0x20], al
inc dword [esp + 4]
mov eax, dword [esp + 4]
cmp eax, 0x4a
jb 0x419670
lea eax, [esp + 8]
push eax
push 0x419a40
lea eax, [esp + 0x28]
push eax
push esi
call fcn.00419f30
add esp, 0x10
mov ebx, eax
jmp dword [0x43d0c4]