Create sload.txt
Create sload.txt

[0] https://www.proofpoint.com/us/threat-insight/post/sload-and-ramnit-pairing-sustained-campaigns-against-uk-and-italy

```sLoad C&C - 2018-10-17```
stamparm/maltrail,stamparm/maltrail,stamparm/maltrail,stamparm/maltrail