QakBot Malware Resurfaces with New Tactics, Targeting the Hospitality Industry

A new wave of phishing messages distributing the QakBot malware has been observed, more than three months after a law enforcement effort saw its infrastructure dismantled by infiltrating its command-and-control (C2) network. Microsoft, which made the discovery, described it as a low-volume campaign that began on December 11, 2023, and targeted the hospitality industry. "Targets

Microsoft Warns of Malvertising Scheme Spreading CACTUS Ransomware

Microsoft has warned of a new wave of CACTUS ransomware attacks that leverage malvertising lures to deploy DanaBot as an initial access vector. The DanaBot infections led to "hands-on-keyboard activity by ransomware operator Storm-0216 (Twisted Spider, UNC2198), culminating in the deployment of CACTUS ransomware," the Microsoft Threat Intelligence team said in a series of posts on X (

New SOHO Router Botnet AVrecon Spreads to 70,000 Devices Across 20 Countries

A new malware strain has been found covertly targeting small office/home office (SOHO) routers for more than two years, infiltrating over 70,000 devices and creating a botnet with 40,000 nodes spanning 20 countries. Lumen Black Lotus Labs has dubbed the malware AVrecon, making it the third such strain to focus on SOHO routers after ZuoRAT and HiatusRAT over the past year. "This makes AVrecon one

Emotet Rises Again: Evades Macro Security via OneNote Attachments

The notorious Emotet malware, in its return after a short hiatus, is now being distributed via Microsoft OneNote email attachments in an attempt to bypass macro-based security restrictions and compromise systems. Emotet, linked to a threat actor tracked as Gold Crestwood, Mummy Spider, or TA542, continues to be a potent and resilient threat despite attempts by law enforcement to take it down. A 

S3 Ep59: Emotet, an FBI hoax, Samba bugs, and a hijackable suitcase [Podcast]

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Emotet malware: “The report of my death was an exaggeration”

"Old malware rarely dies." The best way to predict the future is to look at the past... if it worked before, it will probably work again.