Researchers Exploited A Bug in Emotet to Stop the Spread of Malware

Emotet, a notorious email-based malware behind several botnet-driven spam campaigns and ransomware attacks, contained a flaw that allowed cybersecurity researchers to activate a kill-switch and prevent the malware from infecting systems for six months. "Most of the vulnerabilities and exploits th...

A Cyber 'Vigilante' is Sabotaging Emotet's Return

The banking trojan Emotet has returned after a five-month hiatus. But, in an amusing twist, one cyber vigilante is thwarting the malware’s comeback. Researchers say a mysterious vigilante is fighting the threat actors behind the malware’s comeback by replacing malicious Emotet payloads with...

Lock and Code S1Ep12: Pinpointing identity and access management’s future with Chuck Brooks

This week on Lock and Code, we discuss the top security headlines generated right here on Labs and around the Internet. In addition, we talk to Chuck Brooks, cybersecurity evangelist and adjunct professor for Georgetown University’s Applied Intelligence Program and graduate Cybersecurity Programs...

Hacker disrupts Emotet botnet operation by replacing payload with GIFs

By Deeba Ahmed Emotet is one of the most commonly used botnets nowadays... This is a post from HackRead.com Read the original post: Hacker disrupts Emotet botnet operation by replacing payload with GIFs...

Emotet Returns in Malspam Attacks Dropping TrickBot, QakBot

Emotet has returned after a five-month hiatus. Researchers first spotted the malware in a campaign that has spammed Microsoft Office users with hundreds of thousands of malicious emails since Friday. The malware first emerged in 2014, but has since then evolved into a full fledged botnet that’s...

Lock and Code S1Ep11: Locating concerns of Bluetooth and beacon technology with Chris Boyd

This week on Lock and Code, we discuss the top security headlines generated right here on Labs and around the Internet. In addition, we talk to Chris Boyd, lead malware intelligence analyst for Malwarebytes, about Bluetooth and beacon technology. Last month, cybersecurity experts warned the publi...

It’s baaaack: Public cyber enemy Emotet has returned

It was never a question of "if" but "when". After five months of absence, the dreaded Emotet has returned. Following several false alarms over the last few weeks, a spam campaign was first spotted on July 13 showing signs of a likely comeback. The Emotet botnets started pushing malspam actively o...

ProLock Ransomware Teams Up With QakBot Trojan to Infect Victims

A relatively new ransomware, ProLock, has paired up with the QakBot banking trojan to access victims’ networks. ProLock’s leveraging of QakBot gives it bolstered persistence, anti-detection and credential-dumping techniques. ProLock ransomware first emerged in March as a successor to another rece...

Emotet Malware Causes Physical Damage

Microsoft is reporting that an Emotet malware infection shut down a network by causing computers to overheat and then crash. The Emotet payload was delivered and executed on the systems of Fabrikam -- a fake name Microsoft gave the victim in their case study -- five days after the employee's user...

Q&A: Insights from the Red Canary 2020 Threat Detection Report

In light of the latest update to the MITRE ATT&CK framework, Red Canary has developed a Threat Detection Report uncovering the top techniques attackers use to target your organization. To understand the significance of the report, we turned to two of VMware Carbon Black’s top threat experts, Greg...

A week in security (March 16 – 22)

Last week on Malwarebytes Labs, we concluded our series on child identity theft. We also looked into threat actors and campaigns that ride the COVID-19 train, namely the criminal group APT36 and threat actors purporting to be the World Health Organization WHO but instead spreading malware. Lastly...

What’s Coming in 2020: An RSA Recap

VMWare Carbon Black recently published our Outlook 2020 Threat Report largely fueled by the work of our amazing Threat Analysis Unit. Greg Foss @Heinzarelli and Andrew Costis @0x4143 did some in-depth research on Malware samples seen in 2019. As part of RSA, Greg and I had the chance to present o...

New Mirai Variant 'Mukashi' Targets Zyxel NAS Devices

Another variant of the shape-shifting Mirai botnet is attacking Zyxel network-attached storage NAS devices using a critical vulnerability that was only recently discovered, according to security researchers. The variant, dubbed Mukashi, takes advantage of a pre-authentication command injection...

Technical Analysis: Hackers Leveraging COVID-19 Pandemic to Launch Phishing Attacks, Fake Apps/Maps, Trojans, Backdoors, Cryptominers, Botnets & Ransomware

The global COVID-19 pandemic is generating a substantial uptick in the production and delivery of Coronavirus themed malware. Due to a rapidly growing number of Indicators of Compromise IOC’s, this report covers the key behaviors by aligning to the MITRE ATT&CK Framework. MITRE ATT&CK launched in...

Zyxel 0day Affects its Firewall Products, Too

On Monday, networking hardware maker Zyxel released security updates to plug a critical security hole in its network attached storage NAS devices that is being actively exploited by crooks who specialize in deploying ransomware. Today, Zyxel acknowledged the same flaw is present in many of its...

SMS Attack Spreads Emotet, Steals Bank Credentials

Attackers are sending SMS messages purporting to be from victims’ banks – but once they click on the links in the text messages, they are asked to hand over their banking credentials and download a file that infects their systems with the Emotet malware. Emotet has continued to evolve since its...

A week in security (February 10 – 16)

Last week on Malwarebytes Labs, we explained how to battle online coronavirus scams with facts, discussed the persistent re-infection techniques of Android/Trojan.xHelper and how to remove it, provided cyber tips for safe online dating, and showed how Hollywood teaches us misleading cybersecurity...

News Wrap: Valentine's Day Scams and Emotet's Wi-Fi Hack

Threatpost editors Tara Seals and Lindsey O’Donnell-Welch break down the top stories for this week, ended Feb. 14, including: Recent phishing scams – including ones with a romance hook – continue to trick victims, showing that phishing tactics still work in stealing millions from individuals,...

This Week in Security News: February 2020 Patch Tuesday Update and Misconfigured AWS S3 Bucket Leaks 36,000 Inmate Records

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 the more than 140 February Patch Tuesday updates from Microsoft and Adobe. Also, read about how an unsecured and unencrypted...

Threat Roundup for February 7 to February 14

Today, Talos is publishing a glimpse into the most prevalent threats we've observed between Feb. 7 and Feb. 14. 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 characteristics,...