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 

Emotet Malware Makes a Comeback with New Evasion Techniques

The Emotet malware operation has continued to refine its tactics in an effort to fly under the radar, while also acting as a conduit for other dangerous malware such as Bumblebee and IcedID. Emotet, which officially reemerged in late 2021 following a coordinated takedown of its infrastructure by authorities earlier that year, has continued to be a persistent threat that's distributed via

IcedID Malware Strikes Again: Active Directory Domain Compromised in Under 24 Hours

A recent IcedID malware attack enabled the threat actor to compromise the Active Directory domain of an unnamed target less than 24 hours after gaining initial access, while also borrowing techniques from other groups like Conti to meet its goals. "Throughout the attack, the attacker followed a routine of recon commands, credential theft, lateral movement by abusing Windows protocols, and

All You Need to Know About Emotet in 2022

For 6 months, the infamous Emotet botnet has shown almost no activity, and now it's distributing malicious spam. Let's dive into details and discuss all you need to know about the notorious malware to combat it. Why is everyone scared of Emotet? Emotet is by far one of the most dangerous trojans ever created. The malware became a very destructive program as it grew in scale and sophistication.

Notorious Emotet Malware Returns With High-Volume Malspam Campaign

The notorious Emotet malware has returned with renewed vigor as part of a high-volume malspam campaign designed to drop payloads like IcedID and Bumblebee. "Hundreds of thousands of emails per day" have been sent since early November 2022, enterprise security company Proofpoint said last week, adding, "the new activity suggests Emotet is returning to its full functionality acting as a delivery

Emotet Botnet Distributing Self-Unlocking Password-Protected RAR Files to Drop Malware

The notorious Emotet botnet has been linked to a new wave of malspam campaigns that take advantage of password-protected archive files to drop CoinMiner and Quasar RAT on compromised systems. In an attack chain detected by Trustwave SpiderLabs researchers, an invoice-themed ZIP file lure was found to contain a nested self-extracting (SFX) archive, the first archive acting as a conduit to launch

New Ursnif Variant Likely Shifting Focus to Ransomware and Data Theft

The Ursnif malware has become the latest malware to shed its roots as a banking trojan to revamp itself into a generic backdoor capable of delivering next-stage payloads, joining the likes of Emotet, Qakbot, and TrickBot. "This is a significant shift from the malware's original purpose to enable banking fraud, but is consistent with the broader threat landscape," Mandiant researchers Sandor

New Report Uncovers Emotet's Delivery and Evasion Techniques Used in Recent Attacks

Threat actors associated with the notorious Emotet malware are continually shifting their tactics and command-and-control (C2) infrastructure to escape detection, according to new research from VMware. Emotet is the work of a threat actor tracked as Mummy Spider (aka TA542), emerging in June 2014 as a banking trojan before morphing into an all-purpose loader in 2016 that's capable of delivering

New Emotet Variant Stealing Users' Credit Card Information from Google Chrome

Image Source: Toptal The notorious Emotet malware has turned to deploy a new module designed to siphon credit card information stored in the Chrome web browser. The credit card stealer, which exclusively singles out Chrome, has the ability to exfiltrate the collected information to different remote command-and-control (C2) servers, according to enterprise security company Proofpoint, which