Cloudflare Saw Record-Breaking DDoS Attack Peaking at 26 Million Request Per Second

Cloudflare on Tuesday disclosed that it had acted to prevent a record-setting 26 million request per second RPS distributed denial-of-service DDoS attack last week, making it the largest HTTPS DDoS attack detected to date. The web performance and security company said the attack was directed...

New XLoader Botnet Version Using Probability Theory to Hide its C&C Servers

An enhanced version of the XLoader malware has been spotted adopting a probability-based approach to camouflage its command-and-control C&C infrastructure, according to the latest research. "Now it is significantly harder to separate the wheat from the chaff and discover the real C&C servers amon...

EnemyBot Malware Targets Web Servers, CMS Tools and Android OS

A rapidly evolving IoT malware dubbed “EnemyBot” is targeting content management systems CMS, web servers and Android devices. Threat actor group “Keksec” is believed behind the distribution of the malware, according to researchers. “Services such as VMware Workspace ONE, Adobe ColdFusion,...

EnemyBot Linux Botnet Now Exploits Web Server, Android and CMS Vulnerabilities

A nascent Linux-based botnet named Enemybot has expanded its capabilities to include recently disclosed security vulnerabilities in its arsenal to target web servers, Android devices, and content management systems CMS. "The malware is rapidly adopting one-day vulnerabilities as part of its...

Fronton IOT Botnet Packs Disinformation Punch

A fresh look at the Fronton DDoS-focused botnet reveals the criminal tool has more capabilities than previously known. The Fronton botnet first made the headline in March 2020. That is when, according to news reports, a hacktivist group called Digital Revolution said it obtained documents claimin...

Fronton: Russian IoT Botnet Designed to Run Social Media Disinformation Campaigns

Fronton, a distributed denial-of-service DDoS botnet that came to light in March 2020, is much more powerful than previously thought, per the latest research. "Fronton is a system developed for coordinated inauthentic behavior on a massive scale," threat intelligence firm Nisos said in a report...

A week in security (May 16 – 22)

Last week on Malwarebytes Labs: Fake reCAPTCHA forms dupe users via compromised WordPress sites How COVID-19 fuelled a surge in malware Why MRG-Effitas matters to SMBs “Look what I found here” phish targets Facebook users AirTag stalking: What is it, and how can I avoid it? Long lost @ symbol get...

Microsoft Warns Rise in XorDdos Malware Targeting Linux Devices

A Linux botnet malware known as XorDdos has witnessed a 254% surge in activity over the last six months, according to latest research from Microsoft. The trojan, so named for carrying out denial-of-service attacks on Linux systems and its use of XOR-based encryption for communications with its...

Bruised but Not Broken: The Resurgence of the Emotet Botnet Malware

During the first quarter of 2022, we discovered a significant number of infections using multiple new Emotet variants that employed both old and new techniques to trick their intended victims into accessing malicious links and enabling macro content...

Sysrv botnet is out to mine Monero on your Windows and Linux servers

In a Twitter thread, the Microsoft Security Intelligence team have revealed new information about the latest versions of the Sysrv botnet. The variant they focused on uses a range of known exploits for vulnerabilities in web apps and databases to install cryptocurrency miners on both Windows and...

Uncovering a Kingminer Botnet Attack Using Trend Micro™ Managed XDR

Trend Micro’s Managed XDR team addressed a Kingminer botnet attack conducted through an SQL exploit. We discuss our findings and analysis in this report...

New Sysrv-k Botnet Infecting Windows and Linux Systems with Cryptominer

By Deeba Ahmed Microsoft has discovered a new Sysrv botnet variant deploying cryptocurrency miners on Windows and Linux systems. The Microsoft… This is a post from HackRead.com Read the original post: New Sysrv-k Botnet Infecting Windows and Linux Systems with Cryptominer...

Sysrv-K Botnet Targets Windows, Linux

Unpatched vulnerabilities in the Spring Framework and WordPress plugins are being exploited by cybercriminals behind the Sysrv botnet to target Linux and Windows systems. The goal, according to researchers, is to infect systems with cryptomining malware. The botnet variant is being called Sysrv-K...

Ukrainian Hacker Jailed for 4-Years in U.S. for Selling Access to Hacked Servers

A 28-year-old Ukrainian national has been sentenced to four years in prison for siphoning thousands of server login credentials and selling them on the dark web for monetary gain as part of a credential theft scheme. Glib Oleksandr Ivanov-Tolpintsev, who pleaded guilty to his offenses earlier thi...

New Sophisticated Malware

Mandiant is reporting on a new botnet. The group, which security firm Mandiant is calling UNC3524, has spent the past 18 months burrowing into victims networks with unusual stealth. In cases where the group is ejected, it wastes no time reinfecting the victim environment and picking up where thin...

New Hacker Group Pursuing Corporate Employees Focused on Mergers and Acquisitions

A newly discovered suspected espionage threat actor has been targeting employees focusing on mergers and acquisitions as well as large corporate transactions to facilitate bulk email collection from victim environments. Mandiant is tracking the activity cluster under the uncategorized moniker...

Cloudflare Thwarts Record DDoS Attack Peaking at 15 Million Requests Per Second

Cloudflare on Wednesday disclosed that it acted to mitigate a 15.3 million request-per-second RPS distributed denial-of-service DDoS attack. The web infrastructure and website security company called it one of the "largest HTTPS DDoS attacks on record." "HTTPS DDoS attacks are more expensive in...

New BotenaGo Malware Variant Targeting Lilin Security Camera DVR Devices

A new variant of an IoT botnet called BotenaGo has emerged in the wild, specifically singling out Lilin security camera DVR devices to infect them with Mirai malware. Dubbed "Lilin Scanner" by Nozomi Networks, the latest version is designed to exploit a two-year-old critical command injection...

LemonDuck Cryptomining Botnet Hunting for Misconfigured Docker APIs

By Deeba Ahmed LemonDuck cryptomining botnet previously targeted Microsoft Exchange servers. Now it is targeting the worlds leading containerization platform, Docker.… This is a post from HackRead.com Read the original post: LemonDuck Cryptomining Botnet Hunting for Misconfigured Docker APIs...

Watch Out! Cryptocurrency Miners Targeting Dockers, AWS and Alibaba Cloud

LemonDuck, a cross-platform cryptocurrency mining botnet, is targeting Docker to mine cryptocurrency on Linux systems as part of an active malware campaign. "It runs an anonymous mining operation by the use of proxy pools, which hide the wallet addresses," CrowdStrike said in a new report. "It...