Linux-Focused Cryptojacking Gang Tracked to Romania

A cryptojacking gang that’s likely based in Romania is using a never-before-seen SSH brute-forcer dubbed “Diicot brute” to crack passwords on Linux-based machines with weak passwords. The point of the campaign is mainly to deploy Monero mining malware, Bitdefender researchers said in a report...

Hackers Crack Pirated Games with Cryptojacking Malware

A new Monero cryptojacking malware distributed via “cracked” versions of popular online games is wiping out antivirus programs AVs and surreptitiously mining cryptocurrency in more than a dozen countries, researchers have found. Dubbed “Crackonosh,” the malware — which has been active since June...

JavaScript Fraud: More Than Just Magecart and Skimming

The global pandemic has driven a sharp rise in online traffic that provides fertile ground for attackers to execute a growing number of more sophisticated client-side attacks. For example, Magecart-style attacks are used to steal sensitive information by skimming data either through a first-party...

Phishing Attacks Spawn Three New Malware Strains

Two waves of global financial phishing attacks that swamped at least 50 organizations in December have delivered three new malware families, according to a report from FireEye’s Mandiant cybersecurity team. On Tuesday, the team said that they’ve dubbed the hitherto-unseen malware strains...

Defending against cryptojacking with Microsoft Defender for Endpoint and Intel TDT

Cryptocurrency mining—once considered no more than a nuisance, a relatively benign activity that was a drain on machine resources—has been on the rise in recent years. This increase in cryptocurrency mining activity is driven by the increasing value of cryptocurrencies like Bitcoin, the growth in...

Defending against cryptojacking with Microsoft Defender for Endpoint and Intel TDT

Cryptocurrency mining—once considered no more than a nuisance, a relatively benign activity that was a drain on machine resources—has been on the rise in recent years. This increase in cryptocurrency mining activity is driven by the increasing value of cryptocurrencies like Bitcoin, the growth in...

Prometei Botnet Could Fire Up APT-Style Attacks

A heretofore little-seen botnet dubbed Prometei is taking a page from advanced persistent threat APT cyberattackers: The malware is exploiting two of the Microsoft Exchange vulnerabilities collectively known as ProxyLogon, in order to drop a Monero cryptominer on its targets. It’s also highly...

Attackers Target ProxyLogon Exploit to Install Cryptojacker

Cryptojacking can be added to the list of threats that face any unpatched Exchange servers that remain vulnerable to the now-infamous ProxyLogon exploit, new research has found. Researchers discovered the threat actors using Exchange servers compromised using the highly publicized exploit...

Malware Variants: More Sophisticated, Prevalent and Evolving in 2021

A malicious program intended to cause havoc with IT systems—malware—is becoming more and more sophisticated every year. The year 2021 is no exception, as recent trends indicate that several new variants of malware are making their way into the world of cybersecurity. While smarter security...

Unpatched MS Exchange servers hit by cryptojacking malware

By Waqas Threat actors are looking for vulnerable, unpatched Microsoft Exchange servers and installing cryptocurrency mining malware on them. This is a post from HackRead.com Read the original post: Unpatched MS Exchange servers hit by cryptojacking malware...

5 steps to enable your corporate SOC to rapidly detect and respond to IoT/OT threats

As organizations connect massive numbers of IoT/OT devices to their networks to optimize operations, boards and management teams are increasingly concerned about the expanding attack surface and corporate liability that they represent. These connected devices can be compromised by adversaries to...

A week in security (February 15 – February 21)

Last week on Malwarebytes Labs, the spotlight fell on the State of Malware 2021 report, wherein we have seen cyberthreats evolve. We also touched on ransomware, such as Egregor and a tactic known as Remote Desktop Protocol RDP brute forcing that has long been part of the ransomware operators...

Windows, Linux Devices Hijacked In Two-Year Cryptojacking Campaign

Cryptocurrency-mining malware, called WatchDog, has been running under the radar for more than two years – in what researchers call one of the largest and longest-lasting Monero cryptojacking attacks to date. Click to Register The attack is still in operation as of this writing – and due to the...

New Cryptojacking Malware Targeting Apache, Oracle, Redis Servers

A financially-motivated threat actor notorious for its cryptojacking attacks has leveraged a revised version of their malware to target cloud infrastructures using vulnerabilities in web server technologies, according to new research. Deployed by the China-based cybercrime group Rocke , the...

New Cryptojacking Malware Targeting Apache, Oracle, Redis Servers

A financially-motivated threat actor notorious for its cryptojacking attacks has leveraged a revised version of their malware to target cloud infrastructures using vulnerabilities in web server technologies, according to new research. Deployed by the China-based cybercrime group Rocke, the...

SQL Server Malware Tied to Iranian Software Firm, Researchers Allege

Researchers have made new discoveries surrounding the source of a previously-uncovered cryptomining operation that has targeted internet-facing database servers. The campaign, dubbed MrbMiner, was discovered in September 2020 downloading and installing a cryptominer on thousands of SQL servers...

Black-T Malware Emerges From Cryptojacker Group TeamTNT

Researchers have discovered the latest cryptojacking malware gambit from TeamTNT, called Black-T. The variant builds on the group’s typical approach, with a few new — and sophisticated — extras. TeamTNT is known for its targeting of Amazon Web Services AWS credentials, to break into the cloud and...

Chinese Antivirus Firm Was Part of APT41 ‘Supply Chain’ Attack

The U.S. Justice Department this week indicted seven Chinese nationals for a decade-long hacking spree that targeted more than 100 high-tech and online gaming companies. The government alleges the men used malware-laced phishing emails and "supply chain" attacks to steal data from companies and...

APT41 Operatives Indicted as Sophisticated Hacking Activity Continues

UPDATE Five alleged members of the APT41 threat group have been indicted by a federal grand jury, in two separate actions that were unsealed this week. Meanwhile, the Department of Treasury also imposed sanctions on individuals and organizations associated with Iran-linked APT39. APT41 a.k.a...

News Wrap: AWS Cryptojacking Worm, IBM Privacy Lawsuit and More

Threatpost editors Lindsey O’Donnell-Welch and Tara Seals discuss the top security news stories of the week ended Aug. 21, including: IBM, the owner of the Weather Channel mobile app, has reached a settlement with the Los Angeles city attorney’s office after a 2019 lawsuit alleged that the app wa...