Function at 0x4187d0
Capabilities:
Encode data using xor
Encrypt data using rc4 prga

Disassembly:
push ebp
push ebx
push edi
push esi
sub esp, 0x14
mov esi, ecx
mov dword [ecx], 0
mov dword [esp], 0xd77fd563
mov dword [esp + 4], 0xdb79d976
mov dword [esp + 8], 0xdfaedd83
mov dword [esp + 0xc], 0x23522150
mov dword [esp + 0x10], 0x27262554
mov eax, 0x2496e174
mov ecx, 0xdb691e8c
movzx edi, byte [esp + eax - 0x2496e174]
mov edx, edi
not edx
or edx, eax
add edx, ecx
add edx, edi
dec ecx
and edi, ecx
mov ebx, edi
xor ebx, edx
and edx, edi
not ebx
add ebx, edi
sub ebx, edx
add bl, 0x60
mov byte [esp + eax - 0x2496e174], bl
inc eax
cmp eax, 0x2496e188
jne 0x418810
lea edi, [esi + 4]
movzx eax, word [esp]
mov ebx, edi
test ax, ax
je 0x418871
lea ecx, [esp + 2]
mov ebx, edi
nop
nop
nop
nop
nop
nop
nop
nop
nop
mov word [ebx], ax
add ebx, 2
movzx eax, word [ecx]
add ecx, 2
test ax, ax
jne 0x418860
mov word [ebx], 0
call fcn.00408a80
mov ecx, eax
mov ebp, 0x51eb851f
mul ebp
shr edx, 5
imul eax, edx, 0x64
sub ecx, eax
movsx eax, byte [ecx + ecx + str.00010203040506070809101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899]
mov word [ebx], ax
movsx eax, byte [ecx + ecx + 0x43a2bd]
mov word [ebx + 2], ax
call fcn.00408a80
mov ecx, eax
mul ebp
shr edx, 5
imul eax, edx, 0x64
sub ecx, eax
movsx eax, byte [ecx + ecx + str.00010203040506070809101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899]
mov word [ebx + 4], ax
movsx eax, byte [ecx + ecx + 0x43a2bd]
mov word [ebx + 6], ax
mov word [ebx + 8], 0x5f
call fcn.00408a80
movzx eax, al
add eax, eax
movsx ecx, byte [eax + str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
mov word [ebx + 0xa], cx
movsx eax, byte [eax + 0x43a386]
mov word [ebx + 0xc], ax
call fcn.00408a80
movzx eax, al
add eax, eax
movsx ecx, byte [eax + str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
mov word [ebx + 0xe], cx
movsx eax, byte [eax + 0x43a386]
mov word [ebx + 0x10], ax
call fcn.00408a80
movzx eax, al
add eax, eax
movsx ecx, byte [eax + str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
mov word [ebx + 0x12], cx
movsx eax, byte [eax + 0x43a386]
mov word [ebx + 0x14], ax
call fcn.00408a80
movzx eax, al
add eax, eax
movsx ecx, byte [eax + str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
mov word [ebx + 0x16], cx
movsx eax, byte [eax + 0x43a386]
mov word [ebx + 0x18], ax
call fcn.00408a80
movzx eax, al
add eax, eax
movsx ecx, byte [eax + str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
mov word [ebx + 0x1a], cx
movsx eax, byte [eax + 0x43a386]
mov word [ebx + 0x1c], ax
call fcn.00408a80
movzx eax, al
add eax, eax
movsx ecx, byte [eax + str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
mov word [ebx + 0x1e], cx
movsx eax, byte [eax + 0x43a386]
mov word [ebx + 0x20], ax
call fcn.00408a80
movzx eax, al
add eax, eax
movsx ecx, byte [eax + str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
mov word [ebx + 0x22], cx
movsx eax, byte [eax + 0x43a386]
mov word [ebx + 0x24], ax
call fcn.00408a80
movzx eax, al
add eax, eax
movsx ecx, byte [eax + str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
mov word [ebx + 0x26], cx
movsx eax, byte [eax + 0x43a386]
mov word [ebx + 0x28], ax
mov word [ebx + 0x2a], 0
push 0x65ba7050
push dword [0x443564]
call fcn.00437540
add esp, 8
push 0
push 0xf00c7
push 0
push 0
push 0
push edi
call eax
mov dword [esi], eax
mov eax, esi
add esp, 0x14
pop esi
pop edi
pop ebx
pop ebp
ret