Function at 0x63d585
Capabilities:
Encrypt data using rc4 ksa

Disassembly:
push ebp
mov ebp, esp
mov ecx, dword [ebp + 8]
sub esp, 0x28
push ebx
push esi
push edi
test ecx, ecx
jne 0x63d59f
mov eax, 0x80070057
jmp 0x63d788
mov eax, dword [ecx]
call dword [eax + 0x5c]
push 0x6f3e94
push dword [ebp + 0xc]
mov dword [ebp - 0x24], eax
call fcn.0068725c
mov edi, eax
mov dword [ebp - 0x10], edi
pop ecx
pop ecx
test edi, edi
jne 0x63d5c9
mov eax, 0x80004005
jmp 0x63d788
xor esi, esi
push esi
push esi
push esi
push str.1.5.19
call fcn.006c633f
add esp, 0x10
mov dword [ebp - 4], eax
test eax, eax
jne 0x63d5eb
push edi
call fcn.006873a5
pop ecx
jmp 0x63d5bf
push eax
call fcn.006c9137
mov dword [ebp - 0xc], eax
pop ecx
test eax, eax
jne 0x63d60e
push edi
call fcn.006873a5
push esi
lea eax, [ebp - 4]
push eax
call fcn.006c648a
add esp, 0xc
jmp 0x63d5bf
push 0x40
push 0x669014
push dword [ebp - 4]
call fcn.006c7db9
push esi
push eax
call fcn.00669030
add esp, 0x14
push dword [ebp - 0x10]
test eax, eax
je 0x63d639
call fcn.006873a5
lea eax, [ebp - 0xc]
push eax
jmp 0x63d600
push dword [ebp - 4]
call fcn.006c99c6
mov ebx, dword [ebp + 8]
pop ecx
pop ecx
mov ecx, ebx
mov eax, dword [ebx]
call dword [eax + 0x50]
mov edx, dword [ebx]
mov ecx, ebx
mov dword [ebp - 8], eax
call dword [edx + 0x54]
push esi
push esi
push esi
push 6
push 8
mov edi, eax
push edi
push dword [ebp - 8]
mov dword [ebp - 0x28], edi
push dword [ebp - 0xc]
push dword [ebp - 4]
call fcn.006c9ffc
push dword [ebp - 0xc]
push dword [ebp - 4]
call fcn.006c715b
mov eax, edi
imul eax, dword [ebp - 8]
shl eax, 2
push eax
call fcn.0062a6ac
add esp, 0x30
mov dword [ebp - 0x20], eax
push 4
pop edx
test edi, edi
je 0x63d710
mov eax, dword [ebp - 8]
mov ecx, edi
mov esi, dword [ebp - 0x20]
mov edi, dword [ebp - 0x24]
mov dword [ebp - 0x1c], ecx
mov dword [ebp - 0x14], 0xff
test eax, eax
je 0x63d700
mov dword [ebp - 0x18], eax
mov bl, byte [edi + 3]
xor edx, edx
movzx eax, byte [edi]
movzx ecx, bl
imul eax, ecx
push 4
div dword [ebp - 0x14]
xor edx, edx
mov byte [esi + 2], al
movzx eax, byte [edi + 1]
imul eax, ecx
div dword [ebp - 0x14]
xor edx, edx
mov byte [esi + 1], al
movzx eax, byte [edi + 2]
imul eax, ecx
mov ecx, 0xff
mov byte [esi + 3], bl
div ecx
pop edx
mov byte [esi], al
add edi, edx
add esi, edx
sub dword [ebp - 0x18], 1
jne 0x63d6b5
mov eax, dword [ebp - 8]
mov ecx, dword [ebp - 0x1c]
sub ecx, 1
mov dword [ebp - 0x1c], ecx
jne 0x63d6ae
mov edi, dword [ebp - 0x28]
xor esi, esi
mov ebx, dword [ebp + 8]
cmp edi, 0x3fffffff
ja 0x63d78f
xor ecx, ecx
mov eax, edi
mul edx
seto cl
neg ecx
or ecx, eax
push ecx
call fcn.0062a6ac
pop ecx
mov ecx, eax
mov dword [ebp - 0x28], ecx
test edi, edi
je 0x63d748
mov edx, dword [ebp - 8]
mov eax, dword [ebp - 0x20]
shl edx, 2
mov dword [ecx + esi*4], eax
inc esi
add eax, edx
cmp esi, edi
jb 0x63d73e
push ecx
push dword [ebp - 4]
call fcn.006c70fe
push dword [ebp - 0xc]
push dword [ebp - 4]
call fcn.006c6e74
lea eax, [ebp - 0xc]
push eax
lea eax, [ebp - 4]
push eax
call fcn.006c648a
push dword [ebp - 0x28]
call fcn.0062a2a5
push dword [ebp - 0x10]
call fcn.006873a5
mov eax, dword [ebx]
add esp, 0x20
mov ecx, ebx
push dword [ebp - 0x24]
call dword [eax + 0x60]
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret 0xc
push str.Image_is_too_tall_to_process_in_memory
push dword [ebp - 4]
call fcn.006c7a5f
int3