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 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 (
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 malwareΒ AVrecon, making it the third such strain to focus on SOHO routers afterΒ ZuoRATΒ andΒ HiatusRATΒ over the past year.
"This makes AVrecon one
The notorious Emotet malware, in itsΒ return after a short hiatus, is now being distributed viaΒ Microsoft OneNote email attachmentsΒ 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.
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