Panda Security researchers have been following and analyzing ransomware attacks Attack.Ransom that have been targeting European business for a few months now , and have tied them to the same group . Through it , the attackers can chose which contact email to provide Attack.Ransom to the victim in the ransom message , which files and folders will be encrypted , whether the malware will autodelete after the encryption process , and so on . These attacks are a definite indication that the Ransomware-as-a-Service trend is gaining momentum , and ransomware-wielding crooks don ’ t need to be extremely skilled to perform the attacks . In these specific cases , securing RDP servers is critical , and can be done by either making them inaccessible from the Internet , or by employing long and hard-to-guess passwords and two factor authentication for user accounts with remote access . Encrypting the remote connection is also a good idea . Vulnerable RDP servers provide attackers with a perfect staging point within the organization ’ s network . From there , they can find more information about the machines on the network , and make a more informed decision about which of them hold information and files that are crucial for the firm