Estimated reading time: 4 minutes
Recently, Quick Heal Security Labs observed a new destructive ransomware named ‘Ryuk. Ransomware’. This ransomware campaign has already affected many users worldwide and seems to be a spear phishing attack. The compelling thing, it encrypts victim files without appending any extension but making files unreadable. Ryuk uses robust military algorithms...
Estimated reading time: 3 minutes
In July last week, Quick Heal Security Labs detected a new ransomware called Armage. It appends ‘.Armage’ extension to files it encrypts. Armage ransomware uses the AES-256 encryption algorithm to encode files making them inoperable. It spreads via spam emails and corrupted text files. Technical analysis Once executed on the...
Estimated reading time: 6 minutes
Since the past few weeks, Quick Heal Security Labs has been observing a series of interesting malware blocked at our customer end. The further analysis of the malware ‘t.exe’ revealed that the malware seems to be Trojan dropper. Interestingly, this multipurpose malware is downloading a ransomware component, a crypto-mining malware...
Estimated reading time: 6 minutes
Ransomware is becoming one of the most perilous cyberattack methods and also the most habitual techniques for cybercriminals to earn money. It appears to have new weapons in its arsenal over time which is invariably aimed to boost its strength and enhance its business. As encrypting the files and restricting...
Estimated reading time: 4 minutes
Quick Heal has detected an ongoing ransomware attack. This post outlines the important steps you must take to protect your computer(s) against this threat. What to do to stay safe from the attack? Most of the steps mentioned below are technical in nature. If you need any assistance, please call...
Estimated reading time: 4 minutes
In Jan 2018, Greenfield, Indiana-based Hancock Health (healthcare network) was attacked by SamSam ransomware. It encrypted the files containing patients’ data which disrupted their critical services. Even though SamSam is not a new ransomware, it has evolved over a period of time. We had observed its first variant in Feb...
Estimated reading time: 7 minutes
Get ready! 2018 is going to be much worse for cybersecurity than what it was for 2017. Before we get on with the cybersecurity predictions for 2018, let’s take a quick flashback of 2017 2017 was riddled with cybersecurity mayhem: WannaCry – the biggest ransomware attack in history; took down...
Estimated reading time: 3 minutes
DoubleLocker is an Android ransomware the likes of which have never been seen before. The malware is designed to launch a two-pronged attack – it locks down the phone it infects and encrypts all files stored on the device. What is spreading DoubleLocker ransomware? The malware gets into a device...
Estimated reading time: 2 minutes
On 24 October 2017 (Tuesday), a new ransomware was let loose on the Internet. It is known as Bad Rabbit and seems to bear similar characteristics to the infamous NotPetya ransomware. Victims of Bad Rabbit Organizations in Russia and Ukraine were the initial casualties of this ransomware – they include...
Estimated reading time: 1 minute
Education is a constant process – it never stops. While we have spoken about ransomware at great lengths in the past, there is no reason why we should not be doing that again. Ransomware is probably the most dreaded cyberthreat that can strike anyone and at anytime unless we prepare...