What is ShurL0ckr Ransomware?
The research team of Bitglass Threat Research Team discovered Shurl0ckr during a scan of malware in the cloud. It was confirmed as a form of ransomware-as-a-service by Cylance.
Shurl0ckr works on the similar pattern as the Satan ransomware. The cybercriminal creates a ransomware payload and spreads it through phishing or drive-by download. The malware encrypts all the major files on disk in the background until the victim is forced to pay Bitcoin ransom. Post the amount is receiving by the hackers then they pay a small percentage to the author.
This malware came to the forefront as a part of a broader study on malware in the cloud. Researchers found 44% of businesses they scanned had some form of malware in at least one of their cloud applications. One out of every three corporate instances of SaaS applications were infected with malware.
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Microsoft OneDrive was the most highly infected compared with other major SaaS( software-as-a-service) applications, with 55% of instances hit. Google Drive was the next-highest at 43%, followed by Box and Dropbox, both of which had a 33% infection rate.
Researchers dug into which file types are most likely to have malware. Script and executable formats were most common at 42%, followed by Office documents (21%), other file formats like text files and images (19%), Windows system files (10%), and compressed formats (8%).
The average business has nearly 450,000 files in the cloud, they report, and 1 in 20,000 contains malware, they report in their findings.
Never pay for the ransom amount demanded
Despite the fact that we highly recommend not paying the ransom, but we understand that in few condition ,a few organizations would not have the capacity to get away without the information that has been put away on the encrypted PCs, so unfortunately in such cases, paying the ransom will be the only option to advance the business.
Also, we can just advice you to not pay the amount. Remember that you can never be sure whether the criminals would give you a working decryption key.
Distribution methods of ShurL0ckr Ransomware
- File sharing sites are a most loved tool of ransomware engineers to spread their intrusive products all through the net. Frequently, such destinations have covered up and additionally beguiling link that fill in as a direct download interface for the Adware. In this manner, be cautious when utilizing such sites and furthermore ensure that you just download content from those that are reliable and trustworthy. Avoid the shadier corners of the web and don't visit any unlawful pages.
- The infamous spam messages are an exceptionally basic strategy for conveying undesirable software. Although it goes straight into your spam folder, it won't hurt being watchful when opening messages from your normal inbox. If any recently received suspicious mails, deleting them may be the best game-plan.
- Bundling: It comes bundled with free application hosted from unreliable site. When user install those free application then this infection also gets installed automatically.
- It also gets inside your system along with the installation of any new software applications which the user does without completely reading license agreements or reading without terms and condition. Most of these cases are sharing files like music, photos and many more in networking environment, visiting various adult websites are also liable behind the insertion of this threat inside the Pc.
- Social Clickjacking: Creators of such infections use online media such as Social Network and tempting advertisements to have users install these extensions. Update your flash player or win an IPhone are examples of such tempting offers.
- It can also get attached with on your PC, if you frequently visit unsafe site like Porn sites or betting sites which contain illegal stuff. In addition, user should also avoid clicking on misleading ads and random links which redirects the victim to social media site.
- Attachments send via emails or Facebook, Skype messages. This trap is genuinely old, however it is always getting enhanced. The most recent hit is to influence it to look an associate sent you that email and it will also incorporate what seem, by all accounts, to be business related documents inside. Make sure to search for the file attachment before you take a gander at the document name. If it closes with .exe or it is .exe file then it’s most likely an infection!
- Torrents & P2P File Sharing: Torrents and files shared on P2P networks have a high probability of being a carrier to such infections.
- Fake download websites are another wellspring of this programs. These websites have worked in calculations, which enable them to duplicate your search queries and influence the search engines to trust they have an ideal match for your search. When you endeavor to download a file from such a webpage the name will fit, but the file that you have downloaded are really going to be loaded with infections, viruses, malwares and other threats. So it is never a smart thought to open documents got from arbitrary sources without scanning them for infections first. Always keep an anti-virus program on your machine.
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Tips to prevent ShurL0ckr Ransomware from entering your computer :
1. Enable your popup blocker: Pop-ups and ads in the websites are the most adoptable tactic used by cybercriminals or developers with the core intention to spread malicious programs. So, avoid clicking uncertain sites, software offers, pop-ups etc.
2. Keep your Windows Updated: To avoid such infections, we recommend that you should always keep your system updated through automatic windows update. By doing this you can keep your device free from virus. According to the survey, outdated/older versions of Windows operating system are an easy target.
3. Third-party installation: Try to avoid freeware download websites as they usually install bundled of software with any installer or stub file.
4. Regular Backup: Regular and periodical backup helps you to keep your data safe in case the system is infected by any kind of virus or any other infection. Thus always backup important files regularly on a cloud drive or an external hard drive.
5. Always have an Anti-Virus: Precaution is better than cure. We recommend that you install an antivirus like McAfee or a good Malware Removal Tool like Download Free Virus Removal Tool
6. Install a powerful ad- blocker for Chrome, Mozilla,and IE.