Function at 0x4dad90
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
mov ebp, esp
push ebx
push edi
push esi
sub esp, 0x24
mov dword [ebp - 0x28], edx
cmp dword [ebp + 8], 0
js 0x4db32b
mov eax, dword [ebp - 0x28]
movzx eax, word [eax + 2]
xor edx, edx
test eax, eax
sete dl
mov dword [ebp - 0x10], ecx
mov esi, 0x8a
mov ecx, 7
cmove ecx, esi
mov dword [ebp - 0x18], ecx
mov esi, dword [ebp - 0x10]
mov ecx, 4
sub ecx, edx
mov dword [ebp - 0x20], ecx
mov edi, 0xffffffff
xor ebx, ebx
xor edx, edx
jmp 0x4dadfb
mov eax, dword [ebp - 0x24]
mov ecx, dword [ebp + 8]
mov ebx, eax
add eax, 1
mov edx, dword [ebp - 0x14]
cmp ebx, ecx
mov ebx, eax
mov eax, dword [ebp - 0x2c]
je 0x4db32b
mov dword [ebp - 0x1c], edx
mov edx, eax
mov eax, dword [ebp - 0x28]
mov dword [ebp - 0x24], ebx
movzx eax, word [eax + ebx*4 + 6]
mov ebx, edx
mov edx, dword [ebp - 0x1c]
lea ecx, [edx + 1]
mov dword [ebp - 0x14], ecx
cmp ecx, dword [ebp - 0x18]
mov dword [ebp - 0x2c], eax
jge 0x4dae22
cmp ebx, eax
je 0x4dade0
mov eax, dword [ebp - 0x14]
cmp eax, dword [ebp - 0x20]
mov dword [ebp - 0x30], ebx
jge 0x4daee0
mov ecx, dword [esi + 0x170c]
jmp 0x4dae57
add ecx, edi
mov dword [esi + 0x170c], ecx
mov eax, dword [ebp - 0x14]
add eax, 0xffffffff
mov ebx, dword [ebp - 0x30]
je 0x4db2e9
mov dword [ebp - 0x14], eax
movzx edi, word [esi + ebx*4 + 0xace]
mov eax, 0x10
sub eax, edi
movzx edx, word [esi + ebx*4 + 0xacc]
mov ebx, edx
shl ebx, cl
or bx, word [esi + 0x1708]
mov word [esi + 0x1708], bx
cmp ecx, eax
jle 0x4dae40
mov eax, dword [esi + 8]
mov dword [ebp - 0x1c], eax
mov ecx, dword [esi + 0x14]
lea eax, [ecx + 1]
mov dword [esi + 0x14], eax
mov eax, dword [ebp - 0x1c]
mov byte [eax + ecx], bl
movzx eax, byte [esi + 0x1709]
mov byte [ebp - 0x1c], al
mov ecx, dword [esi + 8]
mov ebx, dword [esi + 0x14]
lea eax, [ebx + 1]
mov dword [esi + 0x14], eax
movzx eax, byte [ebp - 0x1c]
mov byte [ecx + ebx], al
mov ebx, dword [esi + 0x170c]
mov cl, 0x10
sub cl, bl
shr edx, cl
mov word [esi + 0x1708], dx
lea ecx, [edi + ebx]
add ecx, 0xfffffff0
jmp 0x4dae42
test ebx, ebx
je 0x4daefa
cmp ebx, edi
jne 0x4daf91
mov ebx, dword [esi + 0x170c]
mov dword [ebp - 0x1c], eax
jmp 0x4db0bd
cmp edx, 9
jg 0x4db026
movzx edi, word [esi + 0xb12]
mov ebx, dword [esi + 0x170c]
mov eax, 0x10
movzx edx, word [esi + 0xb10]
mov dword [ebp - 0x18], edx
mov ecx, ebx
shl edx, cl
mov dword [ebp - 0x14], edi
sub eax, edi
or dx, word [esi + 0x1708]
cmp ebx, eax
jle 0x4db1ca
mov word [esi + 0x1708], dx
mov eax, dword [esi + 8]
mov ecx, dword [esi + 0x14]
lea esi, [ecx + 1]
mov ebx, dword [ebp - 0x10]
mov dword [ebx + 0x14], esi
mov byte [eax + ecx], dl
mov eax, dword [ebp - 0x10]
mov al, byte [eax + 0x1709]
mov ecx, dword [ebp - 0x10]
mov ecx, dword [ecx + 8]
mov edx, dword [ebp - 0x10]
mov edx, dword [edx + 0x14]
lea esi, [edx + 1]
mov ebx, dword [ebp - 0x10]
mov dword [ebx + 0x14], esi
mov esi, dword [ebp - 0x10]
mov byte [ecx + edx], al
mov edx, dword [esi + 0x170c]
mov cl, 0x10
sub cl, dl
mov eax, dword [ebp - 0x14]
lea ebx, [eax + edx]
add ebx, 0xfffffff0
mov edx, dword [ebp - 0x18]
shr edx, cl
jmp 0x4db1cd
movzx edx, word [esi + ebx*4 + 0xace]
mov ecx, ebx
mov ebx, dword [esi + 0x170c]
mov eax, 0x10
mov dword [ebp - 0x14], edx
sub eax, edx
movzx edi, word [esi + ecx*4 + 0xacc]
mov edx, edi
mov ecx, ebx
shl edx, cl
or dx, word [esi + 0x1708]
mov word [esi + 0x1708], dx
cmp ebx, eax
jle 0x4db0b4
mov eax, dword [esi + 8]
mov ecx, dword [esi + 0x14]
lea esi, [ecx + 1]
mov ebx, dword [ebp - 0x10]
mov dword [ebx + 0x14], esi
mov byte [eax + ecx], dl
mov eax, dword [ebp - 0x10]
mov al, byte [eax + 0x1709]
mov ecx, dword [ebp - 0x10]
mov ecx, dword [ecx + 8]
mov edx, dword [ebp - 0x10]
mov edx, dword [edx + 0x14]
lea esi, [edx + 1]
mov ebx, dword [ebp - 0x10]
mov dword [ebx + 0x14], esi
mov esi, dword [ebp - 0x10]
mov byte [ecx + edx], al
mov edx, dword [esi + 0x170c]
mov cl, 0x10
sub cl, dl
shr edi, cl
mov word [esi + 0x1708], di
mov eax, dword [ebp - 0x14]
lea ebx, [eax + edx]
add ebx, 0xfffffff0
jmp 0x4db0b7
movzx edi, word [esi + 0xb16]
mov ebx, dword [esi + 0x170c]
mov eax, 0x10
movzx edx, word [esi + 0xb14]
mov dword [ebp - 0x18], edx
mov ecx, ebx
shl edx, cl
mov dword [ebp - 0x14], edi
sub eax, edi
or dx, word [esi + 0x1708]
cmp ebx, eax
jle 0x4db245
mov word [esi + 0x1708], dx
mov eax, dword [esi + 8]
mov ecx, dword [esi + 0x14]
lea esi, [ecx + 1]
mov ebx, dword [ebp - 0x10]
mov dword [ebx + 0x14], esi
mov byte [eax + ecx], dl
mov eax, dword [ebp - 0x10]
mov al, byte [eax + 0x1709]
mov ecx, dword [ebp - 0x10]
mov ecx, dword [ecx + 8]
mov edx, dword [ebp - 0x10]
mov edx, dword [edx + 0x14]
lea esi, [edx + 1]
mov ebx, dword [ebp - 0x10]
mov dword [ebx + 0x14], esi
mov esi, dword [ebp - 0x10]
mov byte [ecx + edx], al
mov edx, dword [esi + 0x170c]
mov cl, 0x10
sub cl, dl
mov eax, dword [ebp - 0x14]
lea ebx, [eax + edx]
add ebx, 0xfffffff0
mov edx, dword [ebp - 0x18]
shr edx, cl
jmp 0x4db248
add ebx, dword [ebp - 0x14]
mov dword [esi + 0x170c], ebx
movzx edi, word [esi + 0xb0e]
mov eax, 0x10
movzx edx, word [esi + 0xb0c]
mov dword [ebp - 0x18], edx
mov ecx, ebx
shl edx, cl
mov dword [ebp - 0x14], edi
sub eax, edi
or dx, word [esi + 0x1708]
cmp ebx, eax
jle 0x4db13e
mov word [esi + 0x1708], dx
mov eax, dword [esi + 8]
mov ecx, dword [esi + 0x14]
lea esi, [ecx + 1]
mov ebx, dword [ebp - 0x10]
mov dword [ebx + 0x14], esi
mov byte [eax + ecx], dl
mov eax, dword [ebp - 0x10]
mov al, byte [eax + 0x1709]
mov ecx, dword [ebp - 0x10]
mov ecx, dword [ecx + 8]
mov edx, dword [ebp - 0x10]
mov edx, dword [edx + 0x14]
lea esi, [edx + 1]
mov ebx, dword [ebp - 0x10]
mov dword [ebx + 0x14], esi
mov esi, dword [ebp - 0x10]
mov byte [ecx + edx], al
mov edx, dword [esi + 0x170c]
mov cl, 0x10
sub cl, dl
mov eax, dword [ebp - 0x14]
lea ebx, [eax + edx]
add ebx, 0xfffffff0
mov edx, dword [ebp - 0x18]
shr edx, cl
jmp 0x4db141
add ebx, dword [ebp - 0x14]
mov dword [esi + 0x170c], ebx
mov eax, dword [ebp - 0x1c]
add eax, 0xfffd
cmp ebx, 0xf
jl 0x4db1b5
movzx edi, ax
mov ecx, ebx
shl eax, cl
or edx, eax
mov word [esi + 0x1708], dx
mov eax, dword [esi + 8]
mov ecx, dword [esi + 0x14]
lea esi, [ecx + 1]
mov ebx, dword [ebp - 0x10]
mov dword [ebx + 0x14], esi
mov byte [eax + ecx], dl
mov eax, dword [ebp - 0x10]
mov al, byte [eax + 0x1709]
mov ecx, dword [ebp - 0x10]
mov ecx, dword [ecx + 8]
mov edx, dword [ebp - 0x10]
mov edx, dword [edx + 0x14]
lea esi, [edx + 1]
mov ebx, dword [ebp - 0x10]
mov dword [ebx + 0x14], esi
mov esi, dword [ebp - 0x10]
mov byte [ecx + edx], al
mov ebx, dword [esi + 0x170c]
mov cl, 0x10
sub cl, bl
shr edi, cl
mov word [esi + 0x1708], di
add ebx, 0xfffffff2
jmp 0x4db2e0
mov ecx, ebx
shl eax, cl
or edx, eax
mov word [esi + 0x1708], dx
add ebx, 2
jmp 0x4db2e0
add ebx, dword [ebp - 0x14]
mov dword [esi + 0x170c], ebx
mov eax, dword [ebp - 0x1c]
add eax, 0xfffe
cmp ebx, 0xe
jl 0x4db2b9
movzx edi, ax
mov ecx, ebx
shl eax, cl
or edx, eax
mov word [esi + 0x1708], dx
mov eax, dword [esi + 8]
mov ecx, dword [esi + 0x14]
lea esi, [ecx + 1]
mov ebx, dword [ebp - 0x10]
mov dword [ebx + 0x14], esi
mov byte [eax + ecx], dl
mov eax, dword [ebp - 0x10]
mov al, byte [eax + 0x1709]
mov ecx, dword [ebp - 0x10]
mov ecx, dword [ecx + 8]
mov edx, dword [ebp - 0x10]
mov edx, dword [edx + 0x14]
lea esi, [edx + 1]
mov ebx, dword [ebp - 0x10]
mov dword [ebx + 0x14], esi
mov esi, dword [ebp - 0x10]
mov byte [ecx + edx], al
mov ebx, dword [esi + 0x170c]
mov cl, 0x10
sub cl, bl
shr edi, cl
mov word [esi + 0x1708], di
add ebx, 0xfffffff3
jmp 0x4db2e0
add ebx, dword [ebp - 0x14]
mov dword [esi + 0x170c], ebx
mov eax, dword [ebp - 0x1c]
add eax, 0xfff6
cmp ebx, 0xa
jl 0x4db2cb
movzx edi, ax
mov ecx, ebx
shl eax, cl
or edx, eax
mov word [esi + 0x1708], dx
mov eax, dword [esi + 8]
mov ecx, dword [esi + 0x14]
lea esi, [ecx + 1]
mov ebx, dword [ebp - 0x10]
mov dword [ebx + 0x14], esi
mov byte [eax + ecx], dl
mov eax, dword [ebp - 0x10]
mov al, byte [eax + 0x1709]
mov ecx, dword [ebp - 0x10]
mov ecx, dword [ecx + 8]
mov edx, dword [ebp - 0x10]
mov edx, dword [edx + 0x14]
lea esi, [edx + 1]
mov ebx, dword [ebp - 0x10]
mov dword [ebx + 0x14], esi
mov esi, dword [ebp - 0x10]
mov byte [ecx + edx], al
mov ebx, dword [esi + 0x170c]
mov cl, 0x10
sub cl, bl
shr edi, cl
mov word [esi + 0x1708], di
add ebx, 0xfffffff7
jmp 0x4db2e0
mov ecx, ebx
shl eax, cl
or edx, eax
mov word [esi + 0x1708], dx
add ebx, 3
jmp 0x4db2e0
mov ecx, ebx
shl eax, cl
or edx, eax
mov word [esi + 0x1708], dx
add ebx, 7
nop dword [eax + eax]
mov dword [esi + 0x170c], ebx
mov ebx, dword [ebp - 0x30]
mov dword [ebp - 0x14], 0
mov eax, dword [ebp - 0x2c]
test eax, eax
je 0x4db310
xor ecx, ecx
cmp ebx, eax
sete cl
mov eax, 4
sub eax, ecx
mov dword [ebp - 0x20], eax
xor ecx, 7
mov dword [ebp - 0x18], ecx
jmp 0x4db31e
mov dword [ebp - 0x18], 0x8a
mov dword [ebp - 0x20], 3
mov ecx, dword [ebp + 8]
mov eax, dword [ebp - 0x24]
mov edi, ebx
jmp 0x4dade6
add esp, 0x24
pop esi
pop edi
pop ebx
pop ebp
ret