Function at 0x494a8a
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x58
mov eax, dword [0x75d580]
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.0057a106
add esp, 0xc
test eax, eax
je 0x494ac9
xor eax, eax
jmp 0x494f7e
push ebx
push ebx
push ebx
push str.1.5.19
call fcn.0057b38d
push eax
mov dword [ebp - 0x10], eax
call fcn.005797f2
push 0x40
push 0x541a6a
push dword [ebp - 0x10]
mov dword [ebp - 0x14], eax
call fcn.00578aa4
push ebx
push eax
call fcn.00541a80
add esp, 0x28
test eax, eax
je 0x494b06
mov edi, ebx
jmp 0x494f6b
push 0x494f8d
push dword [ebp - 0x54]
push dword [ebp - 0x10]
call fcn.0058060f
push 8
push dword [ebp - 0x10]
call fcn.0057a0d4
mov ecx, dword [ebp - 0x10]
add esp, 0x14
cmp byte [ecx + 0x13c], 8
jb 0x494b41
cmp byte [ecx + 0x13b], 3
je 0x494b41
mov eax, dword [ebp - 0x14]
test byte [eax + 8], 0x10
je 0x494b4b
push ecx
call fcn.00580030
pop ecx
mov ecx, dword [ebp - 0x10]
push 1
push 0xff
push ecx
call fcn.00580512
push dword [ebp - 0x10]
call fcn.00580595
push dword [ebp - 0x10]
call fcn.0058005e
push dword [ebp - 0x10]
call fcn.0058007e
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.0057bb83
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.0057c27c
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 - 0x30], esi
call fcn.00549697
push 0x18
mov edi, eax
push 0
push edi
mov dword [ebp - 0x3c], edi
call fcn.0053fb70
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.00549697
push esi
push 0
push eax
mov dword [ebp - 0x34], eax
call fcn.0053fb70
mov ecx, dword [edi + 0xc]
add esp, 0x48
shl ecx, 2
push ecx
call fcn.00549697
pop ecx
xor ecx, ecx
mov dword [ebp - 0x48], eax
cmp dword [edi + 0xc], ecx
jle 0x494c0c
mov edx, dword [ebp - 0x34]
mov dword [eax + ecx*4], edx
inc ecx
add edx, ebx
cmp ecx, dword [edi + 0xc]
jl 0x494c01
push 0x10000
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.00580689
add esp, 0xc
test eax, eax
jne 0x494c3d
push dword [ebp - 0x48]
push dword [ebp - 0x10]
call fcn.0057bae5
mov eax, dword [ebp - 0x34]
mov dword [edi + 0x10], 1
jmp 0x494f4f
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.00580651
mov dword [edi + 0x10], eax
imul eax, esi
push eax
call fcn.00549697
push esi
mov dword [ebp - 0x50], eax
call fcn.00549697
push esi
push 0
push eax
mov dword [ebp - 0x24], eax
call fcn.0053fb70
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.0058066d
mov dword [edi + 0x14], eax
mov eax, dword [edi + 0x10]
add eax, eax
push eax
call fcn.00549697
and dword [ebp - 0x18], 0
add esp, 0x28
cmp dword [edi + 0x10], 0
mov dword [edi + 4], eax
jle 0x494f3c
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.0057b9ed
push 0x20000
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.00580689
add esp, 0x14
test eax, eax
je 0x494d20
mov eax, dword [ebp - 0x14]
movzx ecx, word [eax + 0x106]
movzx edx, word [eax + 0x104]
test cx, cx
je 0x494d22
cmp ecx, 0x64
je 0x494d22
mov eax, dword [ebp - 0x18]
push 0xa
add eax, eax
pop esi
mov dword [ebp - 0x20], eax
cmp cx, si
jne 0x494cfe
mov eax, dword [edi + 4]
imul ecx, edx, 0xa
mov edx, dword [ebp - 0x20]
mov word [edx + eax], cx
jmp 0x494d2c
mov esi, dword [edi + 4]
add esi, eax
mov eax, 0x3e8
cmp cx, ax
jne 0x494d1b
push 0xa
mov eax, edx
pop ecx
xor edx, edx
div ecx
mov word [esi], ax
jmp 0x494d2c
imul eax, edx, 0x64
jmp 0x494d12
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.0057bae5
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 - 0x24]
sub esi, 0
mov dword [ebp - 0x1c], esi
mov esi, dword [ebp - 0x30]
lea ecx, [ecx + eax*4]
mov eax, dword [ebp - 0x34]
mov dword [ebp - 0x2c], ecx
mov dword [ebp - 0x38], eax
je 0x494e51
sub dword [ebp - 0x1c], 1
jne 0x494e94
and dword [ebp - 0x1c], 0
cmp dword [edx + 0xf8], 0
jbe 0x494e94
mov esi, dword [edx + 0xf4]
mov dword [ebp - 0x20], esi
mov esi, dword [ebp - 0x1c]
and dword [ebp - 0x4c], 0
mov edi, ecx
cmp dword [ebp - 0x20], 0
mov dword [ebp - 0x28], eax
jbe 0x494e35
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
movzx eax, byte [edi - 2]
sar ecx, 8
mov byte [edi - 3], cl
movzx ecx, byte [ebx - 2]
imul ecx, edx
imul eax, esi
add ecx, eax
movzx eax, byte [edi - 1]
sar ecx, 8
mov byte [edi - 2], cl
movzx ecx, byte [ebx - 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 - 0x20], eax
cmp ecx, eax
jb 0x494dac
mov ebx, dword [ebp - 0x58]
mov ecx, dword [ebp - 0x2c]
mov eax, dword [ebp - 0x38]
mov esi, dword [ebp - 0x1c]
add ecx, ebx
add eax, ebx
inc esi
mov dword [ebp - 0x2c], ecx
mov dword [ebp - 0x38], eax
mov dword [ebp - 0x1c], esi
cmp esi, dword [edx + 0xf8]
jb 0x494d97
jmp 0x494e8e
and dword [ebp - 0x28], 0
cmp dword [edx + 0xf8], 0
jbe 0x494e94
mov esi, dword [ebp - 0x38]
mov edi, dword [ebp - 0x28]
mov eax, dword [edx + 0xf4]
shl eax, 2
push eax
push esi
push ecx
call fcn.0053f540
mov ecx, dword [ebp - 0x2c]
add esp, 0xc
mov edx, dword [ebp - 0x14]
add ecx, ebx
add esi, ebx
mov dword [ebp - 0x2c], ecx
inc edi
cmp edi, dword [edx + 0xf8]
jb 0x494e64
mov esi, dword [ebp - 0x30]
mov edi, dword [ebp - 0x3c]
push esi
push dword [ebp - 0x24]
push dword [ebp - 0x40]
call fcn.0053f540
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 - 0x24]
lea eax, [ecx + eax*4]
mov dword [ebp - 0x20], eax
movzx eax, byte [edx + 0x108]
sub eax, 1
je 0x494eea
sub eax, 1
mov eax, dword [ebp - 0x18]
jne 0x494f29
test eax, eax
jle 0x494f29
push esi
push dword [ebp - 0x44]
push dword [ebp - 0x24]
call fcn.0053f540
mov edx, dword [ebp - 0x14]
add esp, 0xc
jmp 0x494f26
and dword [ebp - 0x28], 0
cmp dword [edx + 0xf8], 0
jbe 0x494f26
mov esi, dword [ebp - 0x28]
mov edi, dword [ebp - 0x20]
mov eax, dword [edx + 0xf4]
shl eax, 2
push eax
push 0
push edi
call fcn.0053fb70
mov edx, dword [ebp - 0x14]
add esp, 0xc
add edi, ebx
inc esi
cmp esi, dword [edx + 0xf8]
jb 0x494efd
mov edi, dword [ebp - 0x3c]
mov esi, dword [ebp - 0x30]
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 0x494ca4
push dword [ebp - 0x24]
call fcn.005432f0
push dword [ebp - 0x34]
call fcn.005432f0
mov eax, dword [ebp - 0x50]
pop ecx
pop ecx
push dword [ebp - 0x48]
mov dword [edi], eax
call fcn.005432f0
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.0057b7a5
add esp, 0xc
xor ebx, ebx
push ebx
lea eax, [ebp - 0x14]
push eax
lea eax, [ebp - 0x10]
push eax
call fcn.0057b580
add esp, 0xc
mov eax, edi
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.0048a267
leave
ret