The DarkHotel threat actors have been known to operate for a decade now, targeting thousands of businesses across the world via Wi-Fi infrastructure in hotels. Blending whaling (high-level spear phishing) techniques with advanced malware and other...
On June 27th, reports of a rapidly spreading ransomware attack started to emerge from Ukraine. The speed at which critical infrastructure networks were shutting down pointed to a ransomware application with a wormable component, whose virality...
In May 2016, the Bitdefender threat response team isolated several samples from the internal malware zoo while looking into a custom file-packing algorithm. A deeper look into our global telemetry revealed that this piece of malware was strictly...
Ever since the emergence in 2007 of the APT28 group, Bitdefender has become familiar with the backdoors used to compromise Windows and Linux targets, such as Coreshell, Jhuhugit and Azzy for the former OS or Fysbis for the latter.
Bitdefender researchers Marius Tivadar, Cristian Istrate, Iulian Muntean and Andrei Ardelean dissected some malware samples which had been used in the Pacifier APT spear phishing campaign over the past two years. These samples show clear evolution...
Bitdefender vulnerability researcher Radu Caragea presented today at the Hack In The Box Amsterdam conference a novel way to extract TLS keys from virtual machines, using an out-of-guest approach. The new technique works to detect the creation of...
The new Petya ransomware seems to have been built with speed in mind, as to expedite the encryption process. While traditional ransomware encrypts files one by one, Petya encrypts the location containing all information about disk files, such as...
Bitdefender researchers examined the security stance of four Internet-connected consumer devices. The team scrutinized the way each device connects to the Internet and to the cloud, as well as the communication between the device and corresponding...
Windows ransomware has inflicted financial losses for the past couple of years, especially since almost half of victims end up paying to recover their files. However, cybercriminals have apparently been eyeballing other platforms as well, as our...
Bitdefender researchers have uncovered a massive global intelligence-gathering operation and performed an in-depth analysis of the cyber-espionage malware used to harvest intelligence from top political figures, government institutions...
