ESET's Peter Kálnai and Michal Malik report on a new Linux/Rakos threat - devices and servers are under SSH scan again.
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ESET's Anton Cherepanov analyzes the work of TeleBots, a malicious toolset that was used in focused cyberattacks against targets in Ukraine's financial sector.
ESET's Anton Cherepanov Jean-Ian Boutin discuss their paper, titled Modern Attacks on Russian Financial Institutions, which was published earlier this year.
Readers of popular websites targeted by stealthy Stegano exploit kit hiding in pixels of malicious ads
Millions of readers who visit popular news websites have been targeted by a series of malicious ads redirecting them to the Stegano exploit kit.
Tesco Bank, which recently saw thousands of its customers lose funds to cybercriminals, has been found on the target list of the so-called Retefe malware.
For the past year, ESET and the security firm GoSecure combined their skills in order to research Linux/Moose further. Here's some of what was uncovered.
ESET's threat analysts have taken a closer look at the software used by Sednit to spy on its targets and steal confidential information.
Criminals are hunting for routers with default credentials and with vulnerabilities in their firmware, with Brazilians the main target.
Security researchers at ESET have released their latest research into the notorious and highly experienced Sednit cyberespionage group.
ESET's latest research analyzes a piece of malware active since 2012, but which has targeted one specific country – Libya.
Recently ESET has seen significantly increasing volumes of a particular type of ransomware known as crypto-ransomware, reports Cassius Puodzius.
ESET has carried out analysis of new samples of the crypto-ransomware family TorrentLocker, to compare the 2016 campaigns against its research in late 2014.
During the last hours, OSX/Keydnap was distributed on a trusted website, which turned out to be “something else”. It spread via a recompiled version of the otherwise legitimate open source BitTorrent client application Transmission and distributed on their official website.
Malicious scripts are gaining prevalence in Brazil, reports ESET's Matías Porolli.
ESET has discovered eight fake applications on Google Play, which were promising to boost the number of followers on users’ social network profiles. Our security software is detecting these as Android/Fasurke.
During the first half of this year, ESET has observed an increase in the number of detections of Nymaim, a long-known malware family whose prevalence has fallen markedly since 2014.
For the last few weeks, ESET has been investigating OSX/Keydnap, a malware that steals the content of the keychain while maintaining a permanent backdoor.
Over the course of the last year, ESET has detected and analyzed several instances of malware used for targeted espionage – dubbed SBDH toolkit.
After BlackEnergy and Operation Potao Express, ESET researchers have uncovered another cyberespionage operation in Ukraine: Operation Groundbait.
Ransomware is everywhere. At least that might be the impression left by a seemingly endless stream of news reports on recent cyberattacks, reports ESET's Ondrej Kubovič.