Function at 0x40aee0
Capabilities:
Encrypt data using rc4 prga

Disassembly:
push ebp
push ebx
push edi
push esi
sub esp, 0x10
mov esi, ecx
test edx, edx
je 0x40aef5
push esi
call fcn.0040b1d0
jmp 0x40aefb
push esi
call fcn.0040b660
add esp, 4
lea ebp, [esi + 0x9272]
cmp ebp, dword [esi + 0x28]
jae 0x40b163
mov ebx, 1
jmp 0x40af2e
mov ebx, dword [esp]
shr ebx, 1
cmp ebp, dword [esi + 0x28]
jae 0x40b169
cmp ebx, 1
jne 0x40af3e
movzx ebx, byte [ebp]
inc ebp
or ebx, 0x100
test bl, 1
jne 0x40afb0
movzx edi, byte [ebp]
movzx edx, word [esi + edi*2 + 0x8852]
mov eax, dword [esi + 0x44]
mov ecx, eax
shl edx, cl
inc ebp
movzx ecx, byte [esi + edi + 0x8f12]
or edx, dword [esi + 0x48]
mov dword [esi + 0x48], edx
add ecx, eax
mov dword [esi + 0x44], ecx
cmp ecx, 8
jae 0x40af91
jmp 0x40af23
shr edx, 8
mov dword [esi + 0x48], edx
add ecx, 0xfffffff8
mov dword [esi + 0x44], ecx
cmp ecx, 7
jbe 0x40af23
mov eax, dword [esi + 0x30]
cmp eax, dword [esi + 0x34]
jae 0x40af80
lea ecx, [eax + 1]
mov dword [esi + 0x30], ecx
mov byte [eax], dl
mov ecx, dword [esi + 0x44]
mov edx, dword [esi + 0x48]
jmp 0x40af80
mov dword [esp], ebx
movzx eax, byte [ebp]
mov edi, eax
movzx eax, word [eax + eax + 0x44202e]
movzx edx, word [esi + eax*2 + 0x8852]
mov ecx, dword [esi + 0x44]
shl edx, cl
movzx eax, byte [esi + eax + 0x8f12]
add eax, ecx
movzx ebx, byte [ebp + 2]
or edx, dword [esi + 0x48]
movzx ecx, byte [ebp + 1]
mov dword [esp + 4], ecx
mov dword [esi + 0x48], edx
mov dword [esi + 0x44], eax
cmp eax, 8
jae 0x40b051
mov dword [esp + 0xc], ebp
movzx ebp, byte [edi + 0x442288]
and edi, dword [ebp*4 + 0x442244]
mov ecx, eax
shl edi, cl
or edi, edx
mov edx, edi
mov dword [esi + 0x48], edi
add eax, ebp
mov dword [esi + 0x44], eax
cmp eax, 8
jae 0x40b081
mov dword [esp + 8], edx
mov edx, ebx
shl edx, 8
add edx, dword [esp + 4]
cmp edx, 0x200
jb 0x40b0a0
lea ebp, [ebx + 0x442588]
lea ecx, [ebx + 0x441fae]
jmp 0x40b0ac
shr edx, 8
mov dword [esi + 0x48], edx
add eax, 0xfffffff8
mov dword [esi + 0x44], eax
cmp eax, 7
jbe 0x40aff2
mov ecx, dword [esi + 0x30]
cmp ecx, dword [esi + 0x34]
jae 0x40b040
lea eax, [ecx + 1]
mov dword [esi + 0x30], eax
mov byte [ecx], dl
mov eax, dword [esi + 0x44]
mov edx, dword [esi + 0x48]
jmp 0x40b040
shr edx, 8
mov dword [esi + 0x48], edx
add eax, 0xfffffff8
mov dword [esi + 0x44], eax
cmp eax, 7
jbe 0x40b019
mov ecx, dword [esi + 0x30]
cmp ecx, dword [esi + 0x34]
jae 0x40b070
lea eax, [ecx + 1]
mov dword [esi + 0x30], eax
mov byte [ecx], dl
mov eax, dword [esi + 0x44]
mov edx, dword [esi + 0x48]
jmp 0x40b070
lea ecx, [edx + 0x441dae]
lea ebp, [edx + 0x442388]
movzx edi, byte [ecx]
movzx ebx, word [esi + edi*2 + 0x8a92]
mov ecx, eax
shl ebx, cl
or ebx, dword [esp + 8]
movzx ecx, byte [esi + edi + 0x9032]
add ecx, eax
movzx eax, byte [ebp]
mov dword [esi + 0x48], ebx
mov dword [esi + 0x44], ecx
cmp ecx, 8
jae 0x40b14a
mov ebp, dword [esp + 0xc]
add ebp, 3
and edx, dword [eax*4 + 0x442244]
shl edx, cl
or edx, ebx
mov dword [esi + 0x48], edx
add ecx, eax
mov dword [esi + 0x44], ecx
cmp ecx, 8
jb 0x40af20
mov ebx, dword [esp]
jmp 0x40b115
shr edx, 8
mov dword [esi + 0x48], edx
add ecx, 0xfffffff8
mov dword [esi + 0x44], ecx
cmp ecx, 7
jbe 0x40af23
mov eax, dword [esi + 0x30]
cmp eax, dword [esi + 0x34]
jae 0x40b100
lea ecx, [eax + 1]
mov dword [esi + 0x30], ecx
mov byte [eax], dl
mov ecx, dword [esi + 0x44]
mov edx, dword [esi + 0x48]
jmp 0x40b100
shr ebx, 8
mov dword [esi + 0x48], ebx
mov edi, ecx
xor edi, 8
and ecx, 0xfffffff7
add ecx, ecx
sub ecx, edi
mov dword [esi + 0x44], ecx
cmp ecx, 7
jbe 0x40b0d8
mov ebp, dword [esi + 0x30]
cmp ebp, dword [esi + 0x34]
jae 0x40b130
lea ecx, [ebp + 1]
mov dword [esi + 0x30], ecx
mov byte [ebp], bl
mov ecx, dword [esi + 0x44]
mov ebx, dword [esi + 0x48]
jmp 0x40b130
mov ecx, dword [esi + 0x44]
mov edx, dword [esi + 0x48]
movzx eax, word [esi + 0x8a52]
movzx edi, byte [esi + 0x9012]
shl eax, cl
or eax, edx
mov dword [esi + 0x48], eax
add edi, ecx
mov dword [esi + 0x44], edi
cmp edi, 8
jae 0x40b1b1
mov ecx, dword [esi + 0x30]
xor eax, eax
cmp ecx, dword [esi + 0x34]
setb al
add esp, 0x10
pop esi
pop edi
pop ebx
pop ebp
ret
shr eax, 8
mov dword [esi + 0x48], eax
add edi, 0xfffffff8
mov dword [esi + 0x44], edi
cmp edi, 7
jbe 0x40b188
mov ecx, dword [esi + 0x30]
cmp ecx, dword [esi + 0x34]
jae 0x40b1a0
lea edx, [ecx + 1]
mov dword [esi + 0x30], edx
mov byte [ecx], al
mov edi, dword [esi + 0x44]
mov eax, dword [esi + 0x48]
jmp 0x40b1a0