![]() How to spot a potential crypto-locker attackĬrypto-lockers are generally spread via email or the web, often masquerading as something else – commonly known as a Trojan. Our information is valuable, regardless of the type of business we’re in. These financial losses do not take into account the downtime and loss which accrues through not being able to conduct business.Īny organisation which has data is a potential target. A police department in Massachusetts paid a crypto-locker ransom after their case files and computer systems were encrypted. Just this February, a hospital in Los Angeles was targeted with patient data encrypted and a ransom of US$3 million demanded. Trends in late 2014, 20 have seen an emergence of malware targeting organisations which have valuable customer data for example banks, hospitals and police departments. Cryptowall 3.0 has been globally responsible for some US$325 million in losses since its emergence in early 2015 while a new version, Cryptowall 4.0, was made available in November 2015. Social engineering schemes and targeted malware attacks are becoming more common and brazen with attackers using newer and better forms of crypto-locker malware. If the ransom isn’t paid within a specified timeframe, the hackers threaten to permanently lock the information.Īttacks using off-the-shelf crypto-locker malware have been increasing in recent times. ![]() The victim is contacted with a demand for the payment of a ransom, after which the encryption key can be downloaded to unlock the information. It sneaks onto computer systems via an email or web-delivered Trojan, then automatically encrypts and locks down the information contained on those systems. The premise of crypto-locker malware is as simple as it is devious. ![]() How valuable? Victims of crypto-locker attacks tend to find out in the most unpleasant way possible. ![]()
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