Function at 0x40ad30
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 0x40ad45
push esi
call fcn.0040b030
jmp 0x40ad4b
push esi
call fcn.0040b4f0
add esp, 4
lea ebp, [esi + 0x9272]
cmp ebp, dword [esi + 0x28]
jae 0x40afaa
mov ebx, 1
jmp 0x40ad7e
mov ebx, dword [esp]
shr ebx, 1
cmp ebp, dword [esi + 0x28]
jae 0x40afb0
cmp ebx, 1
jne 0x40ad8e
movzx ebx, byte [ebp]
inc ebp
or ebx, 0x100
test bl, 1
jne 0x40ae00
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 0x40ade1
jmp 0x40ad73
shr edx, 8
mov dword [esi + 0x48], edx
add ecx, 0xfffffff8
mov dword [esi + 0x44], ecx
cmp ecx, 7
jbe 0x40ad73
mov eax, dword [esi + 0x30]
cmp eax, dword [esi + 0x34]
jae 0x40add0
lea ecx, [eax + 1]
mov dword [esi + 0x30], ecx
mov byte [eax], dl
mov ecx, dword [esi + 0x44]
mov edx, dword [esi + 0x48]
jmp 0x40add0
movzx eax, byte [ebp]
mov edi, eax
movzx eax, word [eax + eax + 0x44c02e]
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 ecx, byte [ebp + 1]
mov dword [esp + 4], ecx
or edx, dword [esi + 0x48]
mov dword [esp + 0xc], ebp
movzx ebp, byte [ebp + 2]
mov dword [esi + 0x48], edx
mov dword [esi + 0x44], eax
cmp eax, 8
jae 0x40aea1
mov dword [esp], ebx
movzx ebx, byte [edi + 0x44c288]
and edi, dword [ebx*4 + 0x44c244]
mov ecx, eax
shl edi, cl
or edi, edx
mov edx, edi
mov dword [esi + 0x48], edi
add eax, ebx
mov dword [esi + 0x44], eax
cmp eax, 8
jae 0x40aed1
mov dword [esp + 8], edx
mov edx, ebp
shl edx, 8
add edx, dword [esp + 4]
cmp edx, 0x200
jb 0x40aef0
lea ecx, [ebp + 0x44bfae]
lea ebp, [ebp + 0x44c588]
jmp 0x40aefc
shr edx, 8
mov dword [esi + 0x48], edx
add eax, 0xfffffff8
mov dword [esi + 0x44], eax
cmp eax, 7
jbe 0x40ae43
mov ecx, dword [esi + 0x30]
cmp ecx, dword [esi + 0x34]
jae 0x40ae90
lea eax, [ecx + 1]
mov dword [esi + 0x30], eax
mov byte [ecx], dl
mov eax, dword [esi + 0x44]
mov edx, dword [esi + 0x48]
jmp 0x40ae90
shr edx, 8
mov dword [esi + 0x48], edx
add eax, 0xfffffff8
mov dword [esi + 0x44], eax
cmp eax, 7
jbe 0x40ae69
mov ecx, dword [esi + 0x30]
cmp ecx, dword [esi + 0x34]
jae 0x40aec0
lea eax, [ecx + 1]
mov dword [esi + 0x30], eax
mov byte [ecx], dl
mov eax, dword [esi + 0x44]
mov edx, dword [esi + 0x48]
jmp 0x40aec0
lea ebp, [edx + 0x44c388]
lea ecx, [edx + 0x44bdae]
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 0x40af91
mov ebp, dword [esp + 0xc]
add ebp, 3
and edx, dword [eax*4 + 0x44c244]
shl edx, cl
or edx, ebx
mov dword [esi + 0x48], edx
add ecx, eax
mov dword [esi + 0x44], ecx
cmp ecx, 8
jb 0x40ad70
mov ebx, dword [esp]
jmp 0x40af65
shr edx, 8
mov dword [esi + 0x48], edx
add ecx, 0xfffffff8
mov dword [esi + 0x44], ecx
cmp ecx, 7
jbe 0x40ad73
mov eax, dword [esi + 0x30]
cmp eax, dword [esi + 0x34]
jae 0x40af50
lea ecx, [eax + 1]
mov dword [esi + 0x30], ecx
mov byte [eax], dl
mov ecx, dword [esi + 0x44]
mov edx, dword [esi + 0x48]
jmp 0x40af50
shr ebx, 8
mov dword [esi + 0x48], ebx
add ecx, 0xfffffff8
mov dword [esi + 0x44], ecx
cmp ecx, 7
jbe 0x40af28
mov ebp, dword [esi + 0x30]
cmp ebp, dword [esi + 0x34]
jae 0x40af80
lea ecx, [ebp + 1]
mov dword [esi + 0x30], ecx
mov byte [ebp], bl
mov ecx, dword [esi + 0x44]
mov ebx, dword [esi + 0x48]
jmp 0x40af80
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 0x40b00a
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
mov ecx, edi
xor ecx, 8
and edi, 0xfffffff7
add edi, edi
sub edi, ecx
mov dword [esi + 0x44], edi
cmp edi, 7
jbe 0x40afcf
mov ecx, dword [esi + 0x30]
cmp ecx, dword [esi + 0x34]
jae 0x40aff0
lea edx, [ecx + 1]
mov dword [esi + 0x30], edx
mov byte [ecx], al
mov edi, dword [esi + 0x44]
mov eax, dword [esi + 0x48]
jmp 0x40aff0