Wslink: Unique and undocumented malicious loader that runs as a server
There are no code, functionality or operational similarities to suggest that this is a tool from a known threat actor
Research
Expert content, for researchers by researchersResearch
FontOnLake: Previously unknown malware family targeting Linux
ESET researchers discover a malware family with tools that show signs they’re used in targeted attacks
To the moon and hack: Fake SafeMoon app drops malware to spy on you
Cryptocurrencies rise and fall, but one thing stays the same – cybercriminals attempt to cash in on the craze
UEFI threats moving to the ESP: Introducing ESPecter bootkit
ESET research discovers a previously undocumented UEFI bootkit with roots going back all the way to at least 2012
ESET Threat Report T2 2021
A view of the T2 2021 threat landscape as seen by ESET telemetry and from the perspective of ESET threat detection and research experts
FamousSparrow: A suspicious hotel guest
Yet another APT group that exploited the ProxyLogon vulnerability in March 2021
Numando: Count once, code twice
The (probably) penultimate post in our occasional series demystifying Latin American banking trojans.
BladeHawk group: Android espionage against Kurdish ethnic group
ESET researchers have investigated a mobile espionage campaign that targets the Kurdish ethnic group and has been active since at least March 2020
The SideWalk may be as dangerous as the CROSSWALK
Meet SparklingGoblin, a member of the Winnti family
IISerpent: Malware‑driven SEO fraud as a service
The last in our series on IIS threats introduces a malicious IIS extension used to manipulate page rankings for third-party websites
IISpy: A complex server‑side backdoor with anti‑forensic features
The second in our series on IIS threats dissects a malicious IIS extension that employs nifty tricks in an attempt to secure long-term espionage on the compromised servers
IIStealer: A server‑side threat to e‑commerce transactions
The first in our series on IIS threats looks at a malicious IIS extension that intercepts server transactions to steal credit card information
Anatomy of native IIS malware
ESET researchers publish a white paper putting IIS web server threats under the microscope
Some URL shortener services distribute Android malware, including banking or SMS trojans
On iOS we have seen link shortener services pushing spam calendar files to victims’ devices.
Bandidos at large: A spying campaign in Latin America
ESET Research uncovers an active malicious campaign that uses new versions of old malware, Bandook, to spy on its victims
BackdoorDiplomacy: Upgrading from Quarian to Turian
ESET researchers discover a new campaign that evolved from the Quarian backdoor
Gelsemium: When threat actors go gardening
ESET researchers shed light on new campaigns from the quiet Gelsemium group
ESET Threat Report T 1 2021
A view of the T 1 2021 threat landscape as seen by ESET telemetry and from the perspective of ESET threat detection and research experts
Android stalkerware threatens victims further and exposes snoopers themselves
ESET research reveals that common Android stalkerware apps are riddled with vulnerabilities that further jeopardize victims and expose the privacy and security of the snoopers themselves
Ousaban: Private photo collection hidden in a CABinet
Another in our occasional series demystifying Latin American banking trojans