Why Zero Trust Needs the Edge

Backhauling traffic destroys performance, and backhauling attack traffic can destroy even more. Nevertheless, in a traditional security deployment model, we are faced with the lose-lose options of either backhauling all traffic to the security stack or allowing some accesses to not go through the...

Kaseya Obtains Universal Decryptor for REvil Ransomware

Kaseya has obtained a master decryptor key for the REvil ransomware that locked up the systems of at least 60 of its customers in a spate of worldwide cyberattacks on July 2. The attacks, which exploited now-patched zero-days in the Kaseya Virtual System/Server Administrator VSA platform, affecte...

Indictments, Attribution Unlikely to Deter Chinese Hacking

The federal government is fighting back against what it says are China-based cyberattacks against U.S. universities and companies with indictments and a “naming-and-shaming” approach — but researchers aren’t convinced the efforts will come to much in terms of deterring future activity. On Monday,...

Kubernetes Cloud Clusters Face Cyberattacks via Argo Workflows

Kubernetes clusters are being attacked via misconfigured Argo Workflows instances, security researchers are warning. Argo Workflows is an open-source, container-native workflow engine for orchestrating parallel jobs on Kubernetes – to speed up processing time for compute-intensive jobs like machi...

Managed Detection and Response in Q4 2020

Download full report PDF As cyberattacks become more sophisticated, and security solutions require more resources to analyze the huge amount of data gathered every day, many organizations feel the need for advanced security services that can deal with this growing complexity in real time, 24/7...

Law Firm to the Fortune 500 Breached with Ransomware

Campbell Conroy & O’Neil, P.C. – U.S. law firm to a dazzling array of huge companies – told its star-studded clientele that an intruder may have groped their data. It was hit with ransomware in February and is now suffering the data-breach fallout. That client list spans a slew of industries and...

Windows 0-Days Used Against Dissidents in Israeli Broker’s Spyware

A set of unique spyware strains created by an Israeli firm and allegedly used by governments around the world to surveil dissidents has been defanged by Microsoft, the software giant said. The private company, called variously Candiru, Grindavik, Saito Tech and Taveta and dubbed “Sourgum” by...

Protecting customers from a private-sector offensive actor using 0-day exploits and DevilsTongue malware

The Microsoft Threat Intelligence Center MSTIC alongside the Microsoft Security Response Center MSRC has uncovered a private-sector offensive actor, or PSOA, that we are calling SOURGUM in possession of now-patched, Windows 0-day exploits CVE-2021-31979 and CVE-2021-33771. Private-sector offensiv...

REvil Ransomware Gang Mysteriously Disappears After High-Profile Attacks

REvil, the infamous ransomware cartel behind some of the biggest cyberattacks targeting JBS and Kaseya, has mysteriously disappeared from the dark web, leading to speculations that the criminal enterprise may have been taken down. Multiple darknet and clearnet sites maintained by the Russia-linke...

CISA Insights: Guidance for MSPs and Small- and Mid-sized Businesses

CISA has released CISA Insights: Guidance for Managed Service Providers MSPs and Small- and Mid-sized Businesses, which provides mitigation and hardening guidance to help these organizations strengthen their defenses against cyberattacks. Many small- and mid-sized businesses use MSPs to manage IT...

Is Remote Desktop Protocol Secure? It Can Be

Kroll’s Paul Drapeau, Jeff Macko and Isaiah Jensen also contributed to this report. Most of the problems with setting up Remote Desktop Protocol RDP for remote work involves making RDP accessible via the public internet. RDP itself is not a secure setup and therefore requires additional security...

Mind the Gap: Securely Embracing the Digital Explosion

State and local governments are weathering a digital explosion. The move to "virtual everything" means that greater amounts of information are being produced and transmitted electronically, but the digital infrastructure powering these operations is straining under the weight. This shift is...

Cisco BPA, WSA Bugs Allow Remote Cyberattacks

A set of high-severity privilege-escalation vulnerabilities affecting Business Process Automation BPA application and Cisco’s Web Security Appliance WSA and could allow authenticated, remote attackers to access sensitive data or take over a targeted system. The first two bugs CVE-2021-1574 and...

Five Common Myths about Ransom DoS Attacks

Did you know that 86% of organizations surveyed in CyberEdge’s Cyberthreat Defense Report this year were compromised by cyberattacks? Since the first known incident in 1989, ransom DoS attacks have become increasingly sophisticated over time. If you are not well versed on the potential threats th...

Indexsinas SMB Worm Campaign Infests Whole Enterprises

The Indexsinas SMB worm is on the hunt for vulnerable environments to self-propagate into, researchers warned – with a particular focus on the healthcare, hospitality, education and telecommunications sectors. Its end goal is to drop cryptominers on compromised machines. Indexsinas, aka...

Cobalt Strike Usage Explodes Among Cybercrooks

The use of Cobalt Strike – the legitimate, commercially available tool used by network penetration testers – by cybercrooks has shot through the roof, according to Proofpoint researchers, who say that the tool has now “gone fully mainstream in the crimeware world.” The researchers have tracked a...

A week in security (June 21 – June 27)

Last week on Malwarebytes Labs: Want to stop ransomware attacks? Send the cybercriminals to jail, says Brian Honan: Lock and Code S02E11 Atomic research institute breached via VPN vulnerability Hotel staff bust Hermes SMS scammer with suspiciously large number of cables City of Liège hit by...

Top five insights from the 2021 CyberEdge Cyberthreat Defense Report

For the last eight years, the Cyberthreat Defense Report has been helping enterprise security professionals gauge their internal practices and security investments against their peers across multiple countries and industries. The report is based upon data from 1,200 qualified IT security...

How to Create a Simulated Phishing Attack Across Your Company

Email is one of the many weapons at the disposal of bad actors on the Internet, and your employees are in the firing line. Attackers try to hide behind a trusted entity, sometimes even masquerading as a known vendor or even as a representative of a group within your own organization, like HR or I...

Peloton Bike+ Bug Gives Hackers Complete Control

The popular Peloton Bike+ and Peloton Tread exercise equipment contain a security vulnerability that could expose gym users to a wide variety of cyberattacks, from credential theft to surreptitious video recordings. According to research from McAfee’s Advanced Threat Research ATR team, the bug no...