Function at 0x4087d4
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ebp
mov ebp, esp
add esp, 0xfffffbec
push ebx
push esi
push edi
xor ebx, ebx
mov dword [ebp - 0xc], ebx
mov dword [ebp - 0x10], ebx
mov dword [ebp - 8], ecx
mov dword [ebp - 4], edx
mov eax, dword [ebp - 4]
call fcn.004050f8
mov eax, dword [ebp - 8]
call fcn.004050f8
sub eax, eax
push ebp
push 0x408a71
push dword fs:[eax]
mov dword fs:[eax], esp
xor edx, edx
push ebp
push 0x408a39
push dword fs:[edx]
mov dword fs:[edx], esp
mov eax, dword [ebp - 8]
call fcn.00404f08
test eax, eax
jne 0x408833
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
jmp 0x408a43
mov eax, dword [ebp - 4]
call fcn.00404f08
or eax, eax
jne 0x40884c
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
jmp 0x408a43
mov eax, dword [ebp - 8]
call fcn.00404f08
cmp eax, 0x100
jle 0x40888f
push pe_nt_image_headers32
lea eax, [ebp - 0xc]
pushfd
xor ecx, ecx
inc ecx
popfd
mov edx, dword [0x4082d4]
call fcn.004060c4
add esp, 4
lea eax, [ebp - 8]
call fcn.00405160
push eax
pop edx
mov eax, dword [ebp - 0xc]
mov ecx, pe_nt_image_headers32
call fcn.00408194
jmp 0x4088ca
mov eax, dword [ebp - 8]
call fcn.00404f08
push eax
lea eax, [ebp - 0xc]
push ebx
pop ebx
push 1
pop ecx
mov edx, dword [0x4082d4]
call fcn.004060c4
add esp, 4
mov eax, dword [ebp - 8]
call fcn.00404f08
push eax
lea eax, [ebp - 8]
call fcn.00405160
mov edx, eax
mov eax, dword [ebp - 0xc]
pop ecx
call fcn.00408194
sub edi, edi
lea eax, [ebp - 0x414]
mov dword [eax], edi
inc edi
add eax, 4
cmp edi, 0x100
jne 0x4088d2
sub esi, esi
xor edi, edi
lea ebx, [ebp - 0x414]
mov eax, dword [ebp - 8]
call fcn.00404f08
push eax
mov eax, edi
pop edx
mov ecx, edx
cdq
idiv ecx
mov eax, dword [ebp - 0xc]
movzx eax, byte [eax + edx]
add esi, dword [ebx]
add eax, esi
and eax, 0x800000ff
jns 0x408914
dec eax
or eax, 0xffffff00
inc eax
push eax
pop esi
mov al, byte [ebx]
mov edx, dword [ebp + esi*4 - 0x414]
mov dword [ebx], edx
and eax, 0xff
mov dword [ebp + esi*4 - 0x414], eax
inc edi
add ebx, 4
cmp edi, 0x100
jne 0x4088ea
sub esi, esi
sub ebx, ebx
mov eax, dword [ebp - 4]
call fcn.00404f08
push eax
lea eax, [ebp - 0x10]
pushfd
xor ecx, ecx
inc ecx
popfd
mov edx, dword [0x4082d4]
call fcn.004060c4
add esp, 4
mov eax, dword [ebp - 4]
call fcn.00404f08
push eax
lea eax, [ebp - 4]
call fcn.00405160
push eax
pop edx
mov eax, dword [ebp - 0x10]
pop ecx
call fcn.00408194
mov eax, dword [ebp - 4]
call fcn.00404f08
dec eax
test eax, eax
jl 0x408a03
inc eax
mov dword [ebp - 0x14], eax
xor edi, edi
inc esi
and esi, 0x800000ff
jns 0x40899c
dec esi
or esi, 0xffffff00
inc esi
add ebx, dword [ebp + esi*4 - 0x414]
and ebx, 0x800000ff
jns 0x4089b3
dec ebx
or ebx, 0xffffff00
inc ebx
mov al, byte [ebp + esi*4 - 0x414]
mov edx, dword [ebp + ebx*4 - 0x414]
mov dword [ebp + esi*4 - 0x414], edx
and eax, 0xff
mov dword [ebp + ebx*4 - 0x414], eax
mov eax, dword [ebp + esi*4 - 0x414]
add eax, dword [ebp + ebx*4 - 0x414]
and eax, 0x800000ff
jns 0x4089f0
dec eax
or eax, 0xffffff00
inc eax
mov al, byte [ebp + eax*4 - 0x414]
mov edx, dword [ebp - 0x10]
xor byte [edx + edi], al
inc edi
dec dword [ebp - 0x14]
jne 0x40898b
mov eax, dword [ebp - 4]
call fcn.00404f08
mov edx, eax
mov eax, dword [ebp + 8]
call fcn.00405294
mov eax, dword [ebp - 4]
call fcn.00404f08
push eax
mov eax, dword [ebp + 8]
call fcn.00405160
mov edx, dword [ebp - 0x10]
pop ecx
call fcn.00408194
sub eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
jmp 0x408a43
xor eax, eax
pop edx
pop ecx
pop ecx
mov dword fs:[eax], edx
push 0x408a78
lea eax, [ebp - 0x10]
mov edx, dword [0x4082d4]
nop
push 2
nop
pop ecx
call fcn.00405800
lea eax, [ebp - 8]
mov edx, 2
call fcn.00404c6c
ret