Bitcoins, Blockchains, and Botnets

A recent piece of malware from a known crypto mining botnet campaign has started leveraging Bitcoin blockchain transactions in order to hide its backup C2 IP address. It's a simple, yet effective, way to defeat takedown attempts...

Talking Emotet’s takedown with Adam Kujawa: Lock and Code S02E02

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 Adam Kujawa, security evangelist and director of Malwarebytes Labs, about Emotet, the former public enemy No. 1 in the cybercrime world. What began in 20...

Android devices caught in Matryosh botnet

Researchers at Netlab have discovered a new botnet that re-uses the Mirai framework to pull vulnerable Android devices into DDoS attacks. The new botnet, which is called Matryosh, is named after the Russian nesting dolls because the encryption algorithm it uses, and the process of obtaining comma...

Android Devices Prone to New Botnet’s DDoS Onslaught

Researchers are warning a new botnet is recycling the Mirai malware framework and is now targeting Android devices in order to launch distributed denial-of-service DDoS attacks. The botnet is dubbed Matryosh after a Matryoshka Russian nesting doll due to many of its functions being “nested” in...

Watch out as new Matryosh DDoS botnet hits Android devices

By Deeba Ahmed According to Netlab researchers, Matryosh DDoS botnet reuses the Mirai botnet framework. Here's how the malware works. This is a post from HackRead.com Read the original post: Watch out as new Matryosh DDoS botnet hits Android devices...

Beware: New Matryosh DDoS Botnet Targeting Android-Based Devices

A nascent malware campaign has been spotted co-opting Android devices into a botnet with the primary purpose of carrying out distributed denial-of-service DDoS attacks. Called "Matryosh" by Qihoo 360's Netlab researchers, the latest threat has been found reusing the Mirai botnet framework and...

Beware: New Matryosh DDoS Botnet Targeting Android-Based Devices

A nascent malware campaign has been spotted co-opting Android devices into a botnet with the primary purpose of carrying out distributed denial-of-service DDoS attacks. Called "Matryosh" by Qihoo 360's Netlab researchers, the latest threat has been found reusing the Mirai botnet framework and...

Police Have Disrupted the Emotet Botnet

A coordinated effort has captured the command-and-control servers of the Emotet botnet: Emotet establishes a backdoor onto Windows computer systems via automated phishing emails that distribute Word documents compromised with malware. Subjects of emails and documents in Emotet campaigns are...

European Authorities Disrupt Emotet — World's Most Dangerous Malware

Law enforcement agencies from as many as eight countries dismantled the infrastructure of Emotet, a notorious email-based Windows malware behind several botnet-driven spam campaigns and ransomware attacks over the past decade. The coordinated takedown of the botnet on Tuesday — dubbed "Operation...

Pow! Emotet’s down. Is it out?

In a coordinated action, multiple law enforcement agencies have seized control of the Emotet botnet. Agencies from eight countries worked together to deliver what they hope will be a decisive blow against one of the worlds most dangerous and sophisticated computer security threats. The Emotet...

Emotet Takedown Disrupts Vast Criminal Infrastructure; NetWalker Site Offline

UPDATE The virulent malware known as Emotet – one of the most prolific malware strains globally – has been dealt a blow thanks to a takedown by an international law-enforcement consortium. Meanwhile, the NetWalker ransomware has also been subjected to partial disruption, according to the U.S...

World’s Most ‘Resilient Malware’ Botnet Emotet Taken Down

By Waqas Emotet malware botnet has been taken down by cybersecurity and law enforcement agencies after a joint global operation. This is a post from HackRead.com Read the original post: Worlds Most Resilient Malware Botnet Emotet Taken Down...

Cops Disrupt Emotet, the Internet's ‘Most Dangerous Malware’

A global operation has taken down the notorious botnet in a blow to cybercriminals worldwide...

What happens when your vulnerability is weaponized for botnet proliferation

This post will focus on the weaponization of a few of the exploits only, as Sarit and Ofir documented everything else...

Ongoing ‘FreakOut’ malware attack turns Linux devices into IRC botnet

By Sudais Asif According to Checkpoint, the "FreakOut" malware attack is exploiting "newest vulnerabilities." Here's a full list of its capabilities. This is a post from HackRead.com Read the original post: Ongoing FreakOut malware attack turns Linux devices into IRC botnet...

Linux Devices Under Attack by New FreakOut Malware

Researchers are warning a novel malware variant is targeting Linux devices, in order to add endpoints to a botnet to then be utilized in distributed-denial-of-service DDoS attacks and cryptomining. The malware variant, called FreakOut, has a variety of capabilities. Those include port scanning,...

FreakOut! Ongoing Botnet Attack Exploiting Recent Linux Vulnerabilities

An ongoing malware campaign has been found exploiting recently disclosed vulnerabilities in network-attached storage NAS devices running on Linux systems to co-opt the machines into an IRC botnet for launching distributed denial-of-service DDoS attacks and mining Monero cryptocurrency. The attack...

FreakOut! Ongoing Botnet Attack Exploiting Recent Linux Vulnerabilities

An ongoing malware campaign has been found exploiting recently disclosed vulnerabilities in network-attached storage NAS devices running on Linux systems to co-opt the machines into an IRC botnet for launching distributed denial-of-service DDoS attacks and mining Monero cryptocurrency. The attack...

Python Cryptominer Botnet Quickly Adopts Latest Vulnerabilities

Over the last few days, Imperva researchers have monitored the emergence of a new botnet, one whose primary activity is performing different DDoS attacks and mining cryptocurrency. It also acts as a worm trying to extend its reach by scanning specific subnets and ports and using different remote...

CVE-2021-3007

Laminas Project laminas-http before 2.14.2, and Zend Framework 3.0.0, has a deserialization vulnerability that can lead to remote code execution if the content is controllable, related to the destruct method of the Zend\Http\Response\Stream class in Stream.php. NOTE: Zend Framework is no longer...