Function at 0x487068
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x58
mov eax, dword [0x5274d0]
xor eax, ebp
mov dword [ebp - 4], eax
mov ecx, dword [ebp + 8]
lea edx, [ebp - 0xc]
push ebx
push esi
push edi
mov eax, dword [ecx]
push 8
push edx
mov dword [ebp - 0x54], ecx
call dword [eax]
push 8
xor ebx, ebx
lea eax, [ebp - 0xc]
push ebx
push eax
call fcn.004b93a1
add esp, 0xc
test eax, eax
je 0x4870a7
xor eax, eax
jmp 0x487557
push ebx
push ebx
push ebx
push str.1.5.19
call fcn.004ba5c5
push eax
mov dword [ebp - 0x10], eax
call fcn.004b8a74
push 0x40
push 0x48f050
push dword [ebp - 0x10]
mov dword [ebp - 0x14], eax
call fcn.004b7d11
push ebx
push eax
call fcn.0048f070
add esp, 0x28
test eax, eax
je 0x4870e4
mov edi, ebx
jmp 0x487544
push 0x487568
push dword [ebp - 0x54]
push dword [ebp - 0x10]
call fcn.004bf5b7
push 8
push dword [ebp - 0x10]
call fcn.004b936f
mov ecx, dword [ebp - 0x10]
add esp, 0x14
cmp byte [ecx + 0x13c], 8
jb 0x48711f
cmp byte [ecx + 0x13b], 3
je 0x48711f
mov eax, dword [ebp - 0x14]
test byte [eax + 8], 0x10
je 0x487129
push ecx
call fcn.004befab
pop ecx
mov ecx, dword [ebp - 0x10]
push 1
push 0xff
push ecx
call fcn.004bf4c0
push dword [ebp - 0x10]
call fcn.004bf53d
push dword [ebp - 0x10]
call fcn.004befd9
push dword [ebp - 0x10]
call fcn.004beff9
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.004badc3
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.004bb49d
mov eax, dword [ebp - 0x10]
push 0x18
mov ebx, dword [eax + 0xe4]
mov esi, dword [eax + 0xe8]
shl ebx, 2
imul esi, ebx
mov dword [ebp - 0x58], ebx
mov dword [ebp - 0x2c], esi
call fcn.004983f4
push 0x18
mov edi, eax
push 0
push edi
mov dword [ebp - 0x3c], edi
call fcn.0048cee0
mov ecx, dword [ebp - 0x10]
mov ecx, dword [ecx + 0xe4]
mov dword [edi + 8], ecx
mov eax, dword [ebp - 0x10]
mov eax, dword [eax + 0xe8]
mov dword [edi + 0xc], eax
imul eax, ebx
push eax
call fcn.004983f4
push esi
push 0
push eax
mov dword [ebp - 0x30], eax
call fcn.0048cee0
mov ecx, dword [edi + 0xc]
add esp, 0x48
shl ecx, 2
push ecx
call fcn.004983f4
pop ecx
xor ecx, ecx
mov dword [ebp - 0x48], eax
cmp dword [edi + 0xc], ecx
jle 0x4871ea
mov edx, dword [ebp - 0x30]
mov dword [eax + ecx*4], edx
inc ecx
add edx, ebx
cmp ecx, dword [edi + 0xc]
jl 0x4871df
push 0x10000
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.004bf631
add esp, 0xc
test eax, eax
jne 0x48721b
push dword [ebp - 0x48]
push dword [ebp - 0x10]
call fcn.004bad23
mov eax, dword [ebp - 0x30]
mov dword [edi + 0x10], 1
jmp 0x487528
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.004bf5f9
mov dword [edi + 0x10], eax
imul eax, esi
push eax
call fcn.004983f4
push esi
mov dword [ebp - 0x50], eax
call fcn.004983f4
push esi
push 0
push eax
mov dword [ebp - 0x20], eax
call fcn.0048cee0
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.004bf615
mov dword [edi + 0x14], eax
mov eax, dword [edi + 0x10]
add eax, eax
push eax
call fcn.004983f4
and dword [ebp - 0x18], 0
add esp, 0x28
cmp dword [edi + 0x10], 0
mov dword [edi + 4], eax
jle 0x487515
mov eax, dword [ebp - 0x50]
mov edx, dword [ebp - 0x14]
mov dword [ebp - 0x40], eax
sub eax, esi
mov dword [ebp - 0x44], eax
push edx
push dword [ebp - 0x10]
call fcn.004bac2b
push 0x20000
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.004bf631
add esp, 0x14
test eax, eax
je 0x4872f9
mov eax, dword [ebp - 0x14]
movzx ecx, word [eax + 0x106]
movzx edx, word [eax + 0x104]
test cx, cx
je 0x4872fb
cmp ecx, 0x64
je 0x4872fb
push 0xa
pop esi
cmp cx, si
jne 0x4872d4
mov eax, dword [edi + 4]
imul ecx, edx, 0xa
mov edx, dword [ebp - 0x18]
mov word [eax + edx*2], cx
jmp 0x487305
mov eax, 0x3e8
cmp cx, ax
mov eax, edx
jne 0x4872f0
xor edx, edx
div esi
mov ecx, dword [edi + 4]
mov edx, dword [ebp - 0x18]
mov word [ecx + edx*2], ax
jmp 0x487305
imul eax, eax, 0x64
xor edx, edx
div ecx
jmp 0x4872e4
xor edx, edx
mov ecx, dword [ebp - 0x18]
mov eax, dword [edi + 4]
mov word [eax + ecx*2], dx
push dword [ebp - 0x48]
push dword [ebp - 0x10]
call fcn.004bad23
mov edx, dword [ebp - 0x14]
pop ecx
pop ecx
mov ecx, dword [edx + 0x100]
mov eax, dword [edx + 0xfc]
movzx esi, byte [edx + 0x109]
imul ecx, ebx
add ecx, dword [ebp - 0x20]
sub esi, 0
mov dword [ebp - 0x1c], esi
mov esi, dword [ebp - 0x2c]
lea ecx, [ecx + eax*4]
mov eax, dword [ebp - 0x30]
mov dword [ebp - 0x28], ecx
mov dword [ebp - 0x38], eax
je 0x48742a
sub dword [ebp - 0x1c], 1
jne 0x48746d
and dword [ebp - 0x1c], 0
cmp dword [edx + 0xf8], 0
jbe 0x48746d
mov esi, dword [edx + 0xf4]
mov dword [ebp - 0x34], esi
mov esi, dword [ebp - 0x1c]
and dword [ebp - 0x4c], 0
mov edi, ecx
cmp dword [ebp - 0x34], 0
mov dword [ebp - 0x24], eax
jbe 0x48740e
mov ebx, eax
movzx edx, byte [ebx + 3]
mov esi, 0xff
movzx ecx, byte [ebx]
sub esi, edx
movzx eax, byte [edi]
lea ebx, [ebx + 4]
imul ecx, edx
imul eax, esi
add ecx, eax
sar ecx, 8
mov byte [edi], cl
lea edi, [edi + 4]
movzx ecx, byte [ebx - 3]
movzx eax, byte [edi - 3]
imul ecx, edx
imul eax, esi
add ecx, eax
sar ecx, 8
mov byte [edi - 3], cl
movzx ecx, byte [ebx - 2]
movzx eax, byte [edi - 2]
imul ecx, edx
imul eax, esi
add ecx, eax
sar ecx, 8
mov byte [edi - 2], cl
movzx ecx, byte [ebx - 1]
movzx eax, byte [edi - 1]
imul ecx, edx
imul eax, esi
add ecx, eax
sar ecx, 8
mov byte [edi - 1], cl
mov edx, dword [ebp - 0x14]
mov ecx, dword [ebp - 0x4c]
inc ecx
mov dword [ebp - 0x4c], ecx
mov eax, dword [edx + 0xf4]
mov dword [ebp - 0x34], eax
cmp ecx, eax
jb 0x487385
mov ebx, dword [ebp - 0x58]
mov ecx, dword [ebp - 0x28]
mov eax, dword [ebp - 0x38]
mov esi, dword [ebp - 0x1c]
add ecx, ebx
add eax, ebx
inc esi
mov dword [ebp - 0x28], ecx
mov dword [ebp - 0x38], eax
mov dword [ebp - 0x1c], esi
cmp esi, dword [edx + 0xf8]
jb 0x487370
jmp 0x487467
and dword [ebp - 0x24], 0
cmp dword [edx + 0xf8], 0
jbe 0x48746d
mov esi, dword [ebp - 0x38]
mov edi, dword [ebp - 0x24]
mov eax, dword [edx + 0xf4]
shl eax, 2
push eax
push esi
push ecx
call fcn.0048c590
mov ecx, dword [ebp - 0x28]
add esp, 0xc
mov edx, dword [ebp - 0x14]
add ecx, ebx
add esi, ebx
mov dword [ebp - 0x28], ecx
inc edi
cmp edi, dword [edx + 0xf8]
jb 0x48743d
mov esi, dword [ebp - 0x2c]
mov edi, dword [ebp - 0x3c]
push esi
push dword [ebp - 0x20]
push dword [ebp - 0x40]
call fcn.0048c590
mov edx, dword [ebp - 0x14]
add esp, 0xc
mov ecx, dword [edx + 0x100]
mov eax, dword [edx + 0xfc]
imul ecx, ebx
add ecx, dword [ebp - 0x20]
lea eax, [ecx + eax*4]
mov dword [ebp - 0x34], eax
movzx eax, byte [edx + 0x108]
sub eax, 1
je 0x4874c3
sub eax, 1
mov eax, dword [ebp - 0x18]
jne 0x487502
test eax, eax
jle 0x487502
push esi
push dword [ebp - 0x44]
push dword [ebp - 0x20]
call fcn.0048c590
mov edx, dword [ebp - 0x14]
add esp, 0xc
jmp 0x4874ff
and dword [ebp - 0x24], 0
cmp dword [edx + 0xf8], 0
jbe 0x4874ff
mov edi, dword [ebp - 0x24]
mov esi, dword [ebp - 0x34]
mov eax, dword [edx + 0xf4]
shl eax, 2
push eax
push 0
push esi
call fcn.0048cee0
mov edx, dword [ebp - 0x14]
add esp, 0xc
add esi, ebx
inc edi
cmp edi, dword [edx + 0xf8]
jb 0x4874d6
mov edi, dword [ebp - 0x3c]
mov esi, dword [ebp - 0x2c]
mov eax, dword [ebp - 0x18]
add dword [ebp - 0x40], esi
inc eax
add dword [ebp - 0x44], esi
mov dword [ebp - 0x18], eax
cmp eax, dword [edi + 0x10]
jl 0x487282
push dword [ebp - 0x20]
call fcn.00492d7d
push dword [ebp - 0x30]
call fcn.00492d7d
mov eax, dword [ebp - 0x50]
pop ecx
pop ecx
push dword [ebp - 0x48]
mov dword [edi], eax
call fcn.00492d7d
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.004ba9e3
add esp, 0xc
xor ebx, ebx
push ebx
lea eax, [ebp - 0x14]
push eax
lea eax, [ebp - 0x10]
push eax
call fcn.004ba7ba
add esp, 0xc
mov eax, edi
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004785e7
mov esp, ebp
pop ebp
ret