![]() For one thing, contacting people makes them easier to trace, but the main point is that they’re anonymous, so they have no reputation to protect. ![]() The second is that the criminals have no incentive to hand over the key. Hence, you should follow the instructions when you see the ransom on screen and you’ll get your data back. After all, they want other people to pay up and not hear that people have paid and got nothing. The first is that the bad guys want to make it as easy as possible to pay and get your decryption key. And if you have no backups, you may well be tempted to cough up. If not, check if you have backups which are up to date enough to avoid having to pay the ransom. It then demands a ransom of about $300 (£232) in bitcoin to release the files, threatening to delete them after a set period of days if the amount is not paid. The Wanna Decryptor ransomware strikes by encrypting all the files on an infected PC, along with any other systems on the network the PC is attached to. Enable windows update, update and then reboot.” ![]() The attackers will realise how we stopped it, they’ll change the code and then they’ll start again. MalwareTech, who works for Kryptos Logic, a threat intelligence company, warns people to patch their systems: “This is not over. Older ones, such as Windows Server 2003, are no longer supported, but still widely used among businesses, according to security experts. Microsoft has already patched the vulnerability, but only for newer Windows systems. The ransomware, called Wanna Decryptor or WannaCry, struck hospitals at the NHS on Friday, taking down some of its network. A security found a kill switch hardcoded into the malware, which saved the attack hitting the US. ![]()
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