Function at 0x4f811d
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x58
mov eax, dword [0x5c5604]
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.00537f1a
add esp, 0xc
test eax, eax
je 0x4f815c
xor eax, eax
jmp 0x4f8601
push ebx
push ebx
push ebx
push str.1.5.19
call fcn.00539194
push eax
mov dword [ebp - 0x10], eax
call fcn.005375e8
push 0x40
push 0x500511
push dword [ebp - 0x10]
mov dword [ebp - 0x14], eax
call fcn.0053689a
push ebx
push eax
call fcn.00500530
add esp, 0x28
test eax, eax
je 0x4f8199
mov edi, ebx
jmp 0x4f85ee
push 0x4f8610
push dword [ebp - 0x54]
push dword [ebp - 0x10]
call fcn.0053e2ca
push 8
push dword [ebp - 0x10]
call fcn.00537ee8
mov ecx, dword [ebp - 0x10]
add esp, 0x14
cmp byte [ecx + 0x13c], 8
jb 0x4f81d4
cmp byte [ecx + 0x13b], 3
je 0x4f81d4
mov eax, dword [ebp - 0x14]
test byte [eax + 8], 0x10
je 0x4f81de
push ecx
call fcn.0053dcb5
pop ecx
mov ecx, dword [ebp - 0x10]
push 1
push 0xff
push ecx
call fcn.0053e1cd
push dword [ebp - 0x10]
call fcn.0053e250
push dword [ebp - 0x10]
call fcn.0053dce3
push dword [ebp - 0x10]
call fcn.0053dd03
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.00539997
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.0053a071
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.0051367e
push 0x18
mov edi, eax
push 0
push edi
mov dword [ebp - 0x3c], edi
call fcn.004fec20
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.0051367e
push esi
push 0
push eax
mov dword [ebp - 0x30], eax
call fcn.004fec20
mov ecx, dword [edi + 0xc]
add esp, 0x48
shl ecx, 2
push ecx
call fcn.0051367e
pop ecx
xor ecx, ecx
mov dword [ebp - 0x48], eax
cmp dword [edi + 0xc], ecx
jle 0x4f829f
mov edx, dword [ebp - 0x30]
mov dword [eax + ecx*4], edx
inc ecx
add edx, ebx
cmp ecx, dword [edi + 0xc]
jl 0x4f8294
push 0x10000
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.0053e344
add esp, 0xc
test eax, eax
jne 0x4f82d0
push dword [ebp - 0x48]
push dword [ebp - 0x10]
call fcn.005398f9
mov eax, dword [ebp - 0x30]
mov dword [edi + 0x10], 1
jmp 0x4f85d2
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.0053e30c
mov dword [edi + 0x10], eax
imul eax, esi
push eax
call fcn.0051367e
push esi
mov dword [ebp - 0x50], eax
call fcn.0051367e
push esi
push 0
push eax
mov dword [ebp - 0x20], eax
call fcn.004fec20
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.0053e328
mov dword [edi + 0x14], eax
mov eax, dword [edi + 0x10]
add eax, eax
push eax
call fcn.0051367e
and dword [ebp - 0x18], 0
add esp, 0x28
cmp dword [edi + 0x10], 0
mov dword [edi + 4], eax
jle 0x4f85bf
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.00539801
push 0x20000
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.0053e344
add esp, 0x14
test eax, eax
je 0x4f83a3
mov eax, dword [ebp - 0x14]
movzx ecx, word [eax + 0x106]
movzx edx, word [eax + 0x104]
test cx, cx
je 0x4f83a5
cmp ecx, 0x64
je 0x4f83a5
mov esi, dword [edi + 4]
push 0xa
pop eax
cmp cx, ax
jne 0x4f8382
imul eax, edx, 0xa
jmp 0x4f8395
mov eax, edx
mov edx, 0x3e8
cmp cx, dx
jne 0x4f839e
push 0xa
pop ecx
xor edx, edx
div ecx
mov ecx, dword [ebp - 0x18]
mov word [esi + ecx*2], ax
jmp 0x4f83af
imul eax, eax, 0x64
jmp 0x4f8391
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.005398f9
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 0x4f84d4
sub dword [ebp - 0x1c], 1
jne 0x4f8517
and dword [ebp - 0x1c], 0
cmp dword [edx + 0xf8], 0
jbe 0x4f8517
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 0x4f84b8
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 - 0x34], eax
cmp ecx, eax
jb 0x4f842f
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 0x4f841a
jmp 0x4f8511
and dword [ebp - 0x24], 0
cmp dword [edx + 0xf8], 0
jbe 0x4f8517
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.004fe430
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 0x4f84e7
mov esi, dword [ebp - 0x2c]
mov edi, dword [ebp - 0x3c]
push esi
push dword [ebp - 0x20]
push dword [ebp - 0x40]
call fcn.004fe430
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 0x4f856d
sub eax, 1
mov eax, dword [ebp - 0x18]
jne 0x4f85ac
test eax, eax
jle 0x4f85ac
push esi
push dword [ebp - 0x44]
push dword [ebp - 0x20]
call fcn.004fe430
mov edx, dword [ebp - 0x14]
add esp, 0xc
jmp 0x4f85a9
and dword [ebp - 0x24], 0
cmp dword [edx + 0xf8], 0
jbe 0x4f85a9
mov esi, dword [ebp - 0x24]
mov edi, dword [ebp - 0x34]
mov eax, dword [edx + 0xf4]
shl eax, 2
push eax
push 0
push edi
call fcn.004fec20
mov edx, dword [ebp - 0x14]
add esp, 0xc
add edi, ebx
inc esi
cmp esi, dword [edx + 0xf8]
jb 0x4f8580
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 0x4f8337
push dword [ebp - 0x20]
call fcn.00508cb9
push dword [ebp - 0x30]
call fcn.00508cb9
mov eax, dword [ebp - 0x50]
pop ecx
pop ecx
push dword [ebp - 0x48]
mov dword [edi], eax
call fcn.00508cb9
push dword [ebp - 0x14]
push dword [ebp - 0x10]
call fcn.005395b9
add esp, 0xc
xor ebx, ebx
push ebx
lea eax, [ebp - 0x14]
push eax
lea eax, [ebp - 0x10]
push eax
call fcn.00539387
add esp, 0xc
mov eax, edi
mov ecx, dword [ebp - 4]
pop edi
pop esi
xor ecx, ebp
pop ebx
call fcn.004ee000
leave
ret