Function at 0x4f7d39
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 0x4f7d53
mov eax, 0x80070057
jmp 0x4f7f3c
mov eax, dword [ecx]
call dword [eax + 0x5c]
push 0x570ba8
push dword [ebp + 0xc]
mov dword [ebp - 0x24], eax
call fcn.0050ac5f
mov edi, eax
mov dword [ebp - 0x10], edi
pop ecx
pop ecx
test edi, edi
jne 0x4f7d7d
mov eax, 0x80004005
jmp 0x4f7f3c
xor esi, esi
push esi
push esi
push esi
push str.1.5.19
call fcn.005357d5
add esp, 0x10
mov dword [ebp - 4], eax
test eax, eax
jne 0x4f7d9f
push edi
call fcn.00509a51
pop ecx
jmp 0x4f7d73
push eax
call fcn.005375e8
mov dword [ebp - 0xc], eax
pop ecx
test eax, eax
jne 0x4f7dc2
push edi
call fcn.00509a51
push esi
lea eax, [ebp - 4]
push eax
call fcn.00535920
add esp, 0xc
jmp 0x4f7d73
push 0x40
push 0x500511
push dword [ebp - 4]
call fcn.0053689a
push esi
push eax
call fcn.00500530
add esp, 0x14
push dword [ebp - 0x10]
test eax, eax
je 0x4f7ded
call fcn.00509a51
lea eax, [ebp - 0xc]
push eax
jmp 0x4f7db4
push dword [ebp - 4]
call fcn.00537d73
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.00538164
push dword [ebp - 0xc]
push dword [ebp - 4]
call fcn.00535d94
mov eax, edi
imul eax, dword [ebp - 8]
shl eax, 2
push eax
call fcn.004edc74
add esp, 0x30
mov dword [ebp - 0x20], eax
push 4
pop edx
test edi, edi
je 0x4f7ec4
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 0x4f7eb4
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 0x4f7e69
mov eax, dword [ebp - 8]
mov ecx, dword [ebp - 0x1c]
sub ecx, 1
mov dword [ebp - 0x1c], ecx
jne 0x4f7e62
mov edi, dword [ebp - 0x28]
xor esi, esi
mov ebx, dword [ebp + 8]
cmp edi, 0x3fffffff
ja 0x4f7f43
xor ecx, ecx
mov eax, edi
mul edx
seto cl
neg ecx
or ecx, eax
push ecx
call fcn.004edc74
pop ecx
mov ecx, eax
mov dword [ebp - 0x28], ecx
test edi, edi
je 0x4f7efc
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 0x4f7ef2
push ecx
push dword [ebp - 4]
call fcn.00535d37
push dword [ebp - 0xc]
push dword [ebp - 4]
call fcn.00535b25
lea eax, [ebp - 0xc]
push eax
lea eax, [ebp - 4]
push eax
call fcn.00535920
push dword [ebp - 0x28]
call fcn.004ed807
push dword [ebp - 0x10]
call fcn.00509a51
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.005365a3
int3