Threat Source Newsletter (May 13, 2021)

Newsletter compiled by Jon Munshaw. Good afternoon, Talos readers. In case you missed the Friday news drop last week, we have an update on the Lemon Duck cryptocurrency miner. It's not as eye-catching as the ransomware attacks that make the news, but Lemon Duck's... This is only the beginning!...

Lemon Duck Cryptojacking Botnet Changes Up Tactics

The Lemon Duck cryptocurrency-mining botnet has added the ProxyLogon group of exploits to its bag of tricks, targeting Microsoft Exchange servers. That’s according to researchers at Cisco Talos, who said that the cybercrime group behind Lemon Duck has also added the Cobalt Strike attack framework...

Lemon Duck spreads its wings: Actors target Microsoft Exchange servers, incorporate new TTPs

By Caitlin Huey and Andrew Windsor with contributions from Edmund Brumaghin. Lemon Duck continues to refine and improve upon their tactics, techniques and procedures as they attempt to maximize the effectiveness of their campaigns.Lemon Duck remains relevant as the operators begin to target... Th...

Lemon Duck Cryptocurrency-Mining Botnet Activity Spikes

Researchers are warning of a recent dramatic uptick in the activity of the Lemon Duck cryptocurrency-mining botnet, which targets victims’ computer resources to mine the Monero virtual currency. Click to Register! Researchers warn that Lemon Duck is “one of the more complex” mining botnets, with...

Lemon Duck brings cryptocurrency miners back into the spotlight

By Vanja Svajcer, with contributions from Caitlin Huey. We are used to ransomware attacks and big-game hunting making headlines, but there are still methods adversaries use to monetize their efforts in less intrusive ways.Cisco Talos recently recorded increased activity of the Lemon Duck...

This Week in Security News: Google Faces Privacy Lawsuit Over Tracking Users in Incognito Mode and TrickBot Adds Enterprise-grade Module to Malware Arsenal

Welcome to our weekly roundup, where we share what you need to know about the cybersecurity news and events that happened over the past few days. This week, learn about a new module for the infamous trojan known as TrickBot that has been deployed. Also, read about Google’s $5 billion class-action...