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,...

Emotet adopts Microsoft OneNote attachments

Last week, Emotet returned after a three month absence when the botnet Epoch 4 started sending out malicious emails with malicious Office macros. While the extracted attachments were inflated to several hundred megabytes, it was surprising to see that Emotet persisted in using the same attack...

Emotet Returns, Now Adopts Binary Padding for Evasion

Following a three-month hiatus, Emotet spam activities resumed in March 2023, when a botnet known as Epoch 4 began delivering malicious documents embedded in Zip files that were attached to the emails...

DoppelPaymer ransomware group disrupted

Europol has announced it has arrested two suspected core members of the DoppelPaymer ransomware group. On 28 February, the German Regional Police and the Ukrainian National Police, with support from Europol, the Dutch Police, and the United States Federal Bureau of Investigations FBI, apprehended...

Researchers Uncover Packer Used by Several Malware to Evade Detection for 6 Years

A shellcode-based packer dubbed TrickGate has been successfully operating without attracting notice for over six years, while enabling threat actors to deploy a wide range of malware such as TrickBot, Emotet, AZORult, Agent Tesla, FormBook, Cerber, Maze, and REvil over the years. "TrickGate manag...

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...

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...

After four months of idleness, Emotet reappears and deploys loaders

Threat Level Attack Report For a detailed threat advisory, download the pdf file here Summary The Emotet banking Trojan was initially found in 2014 as one of the most expensive and damaging malware. The phishing efforts that spread Emotet used the same email thread hijacking approach to deceive...

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...

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,...

Threat Source newsletter (Nov. 10, 2022): Vulnerability research, movies in class, and Emotet once again

Welcome to this weeks edition of the Threat Source newsletter. Tuesday was an absolute hammer for the infosec community. Not only did we have the US elections but we had Emotet returning and a regular Microsoft Tuesday release. That release always leads me to think about the bug hunting ecosystem...

Several Cyber Attacks Observed Leveraging IPFS Decentralized Network

A number of phishing campaigns are leveraging the decentralized InterPlanetary Filesystem IPFS network to host malware, phishing kit infrastructure, and facilitate other attacks. "Multiple malware families are currently being hosted within IPFS and retrieved during the initial stages of malware...

Emotet coming in hot

Emotet is a ubiquitous and well-known banking trojan that has evolved over the years to become a very successful modular botnet capable of dropping a variety of other threats. Even after a global takedown campaign in early 2021 disrupted the botnet, it reemerged later that year, rebuilding its...

Go Inside Rapid7 MDR: Timelines and Tick Tocks

They say by 2025, half of all businesses will turn to a managed detection and response MDR service. Breaches are called “inevitable” now. And even with a blank check, most companies couldn’t hire their way to tight security: the expertise just isn’t out there. In this new eBook you’ll find real...

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 foun...

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...

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 ...

Financial Services Malware Just Won’t Die: What to Do About It?

The continued reemergence of the Emotet malware is keeping cybersecurity professionals on their toes. Zero Trust solutions are here to help...

Threat Roundup for September 23 to September 30

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Sept. 23 and Sept. 30. As with previous roundups, this post isn't meant to be an in-depth analysis. Instead, this post will summarize the threats we've observed by highlighting key behavioral...

Emotet Botnet Started Distributing Quantum and BlackCat Ransomware

The Emotet malware is now being leveraged by ransomware-as-a-service RaaS groups, including Quantum and BlackCat, after Conti's official retirement from the threat landscape this year. Emotet started off as a banking trojan in 2014, but updates added to it over time have transformed the malware...