Defusing the threat of compromised credentials

Let’s say that, during the middle of a busy day, you receive what looks like a work-related email with a QR code. The email claims to come from a coworker, requesting your help in reviewing a d… Read more on Cisco Blogs

Russian APT28 Hackers Targeting High-Value Orgs with NTLM Relay Attacks

Russian state-sponsored actors have staged NT LAN Manager (NTLM) v2 hash relay attacks through various methods from April 2022 to November 2023, targeting high-value targets worldwide. The attacks, attributed to an "aggressive" hacking crew called APT28, have set their eyes on organizations dealing with foreign affairs, energy, defense, and transportation, as well as those involved with

Russian TrickBot Mastermind Gets 5-Year Prison Sentence for Cybercrime Spree

40-year-old Russian national Vladimir Dunaev has been sentenced to five years and four months in prison for his role in creating and distributing the TrickBot malware, the U.S. Department of Justice (DoJ) said. The development comes nearly two months after Dunaev pleaded guilty to committing computer fraud and identity theft and conspiracy to commit wire fraud and bank fraud. "

New Python-based FBot Hacking Toolkit Aims at Cloud and SaaS Platforms

A new Python-based hacking tool called FBot has been uncovered targeting web servers, cloud services, content management systems (CMS), and SaaS platforms such as Amazon Web Services (AWS), Microsoft 365, PayPal, Sendgrid, and Twilio. “Key features include credential harvesting for spamming attacks, AWS account hijacking tools, and functions to enable attacks against PayPal and various

Sea Turtle Cyber Espionage Campaign Targets Dutch IT and Telecom Companies

Telecommunication, media, internet service providers (ISPs), information technology (IT)-service providers, and Kurdish websites in the Netherlands have been targeted as part of a new cyber espionage campaign undertaken by a Türkiye-nexus threat actor known as Sea Turtle. "The infrastructure of the targets was susceptible to supply chain and island-hopping attacks, which the attack group

Beware: Experts Reveal New Details on Zero-Click Outlook RCE Exploits

Technical details have emerged about two now-patched security flaws in Microsoft Windows that could be chained by threat actors to achieve remote code execution on the Outlook email service sans any user interaction. "An attacker on the internet can chain the vulnerabilities together to create a full, zero-click remote code execution (RCE) exploit against Outlook clients," Akamai security

Microsoft Warns of Storm-0539: The Rising Threat Behind Holiday Gift Card Frauds

Microsoft is warning of an uptick in malicious activity from an emerging threat cluster it's tracking as Storm-0539 for orchestrating gift card fraud and theft via highly sophisticated email and SMS phishing attacks against retail entities during the holiday shopping season. The goal of the attacks is to propagate booby-trapped links that direct victims to adversary-in-the-middle (AiTM

Microsoft Warns of COLDRIVER's Evolving Evasion and Credential-Stealing Tactics

The threat actor known as COLDRIVER has continued to engage in credential theft activities against entities that are of strategic interests to Russia while simultaneously improving its detection evasion capabilities. The Microsoft Threat Intelligence team is tracking under the cluster as Star Blizzard (formerly SEABORGIUM). It's also called Blue Callisto, BlueCharlie (or TAG-53),

Sierra:21 - Flaws in Sierra Wireless Routers Expose Critical Sectors to Cyber Attacks

A collection of 21 security flaws have been discovered in Sierra Wireless AirLink cellular routers and open-source software components like TinyXML and OpenNDS. Collectively tracked as Sierra:21, the issues expose over 86,000 devices across critical sectors like energy, healthcare, waste management, retail, emergency services, and vehicle tracking to cyber threats, according

Russian Hacker Vladimir Dunaev Pleads Guilty for Creating TrickBot Malware

A Russian national has been found guilty in connection with his role in developing and deploying a malware known as TrickBot, the U.S. Department of Justice (DoJ) announced. Vladimir Dunaev, 40, was arrested in South Korea in September 2021 and extradited to the U.S. a month later. "Dunaev developed browser modifications and malicious tools that aided in credential harvesting and data

Major Phishing-as-a-Service Syndicate 'BulletProofLink' Dismantled by Malaysian Authorities

Malaysian law enforcement authorities have announced the takedown of a phishing-as-a-service (PhaaS) operation called BulletProofLink. The Royal Malaysia Police said the effort, which was carried out with assistance from the Australian Federal Police (AFP) and the U.S. Federal Bureau of Investigation (FBI) on November 6, 2023, was based on information that the threat actors behind the platform

StripedFly Malware Operated Unnoticed for 5 Years, Infecting 1 Million Devices

An advanced strain of malware masquerading as a cryptocurrency miner has managed to fly the radar for over five years, infecting no less than one million devices around the world in the process. That's according to findings from Kaspersky, which has codenamed the threat StripedFly, describing it as an "intricate modular framework that supports both Linux and Windows." The Russian cybersecurity

N. Korean Lazarus Group Targets Software Vendor Using Known Flaws

The North Korea-aligned Lazarus Group has been attributed as behind a new campaign in which an unnamed software vendor was compromised through the exploitation of known security flaws in another high-profile software. The attack sequences, according to Kaspersky, culminated in the deployment of malware families such as SIGNBT and LPEClient, a known hacking tool used by the threat actor for

Are You Willing to Pay the High Cost of Compromised Credentials?

Weak password policies leave organizations vulnerable to attacks. But are the standard password complexity requirements enough to secure them? 83% of compromised passwords would satisfy the password complexity and length requirements of compliance standards. That’s because bad actors already have access to billions of stolen credentials that can be used to compromise additional accounts by

SapphireStealer Malware: A Gateway to Espionage and Ransomware Operations

An open-source .NET-based information stealer malware dubbed SapphireStealer is being used by multiple entities to enhance its capabilities and spawn their own bespoke variants. “Information-stealing malware like SapphireStealer can be used to obtain sensitive information, including corporate credentials, which are often resold to other threat actors who leverage the access for additional

Agile Approach to Mass Cloud Credential Harvesting and Crypto Mining Sprints Ahead

Developers are not the only people who have adopted the agile methodology for their development processes. From 2023-06-15 to 2023-07-11, Permiso Security’s p0 Labs team identified and tracked an attacker developing and deploying eight (8) incremental iterations of their credential harvesting malware while continuing to develop infrastructure for an upcoming (spoiler: now launched) campaign

What's the State of Credential theft in 2023?

At a little overt halfway through 2023, credential theft is still a major thorn in the side of IT teams. The heart of the problem is the value of data to cybercriminals and the evolution of the techniques they use to get hold of it. The 2023 Verizon Data Breach Investigations Report (DBIR) revealed that 83% of breaches involved external actors, with almost all attacks being financially motivated

Go Beyond the Headlines for Deeper Dives into the Cybercriminal Underground

Discover stories about threat actors’ latest tactics, techniques, and procedures from Cybersixgill’s threat experts each month. Each story brings you details on emerging underground threats, the threat actors involved, and how you can take action to mitigate risks. Learn about the top vulnerabilities and review the latest ransomware and malware trends from the deep and dark web. Stolen ChatGPT

The Power of Browser Fingerprinting: Personalized UX, Fraud Detection, and Secure Logins

The case for browser fingerprinting: personalizing user experience, improving fraud detection, and optimizing login security Have you ever heard of browser fingerprinting? You should! It's an online user identification technique that collects information about a visitor's web browser and its configuration preferences to associate individual browsing sessions with a single website visitor.  With

Void Balaur Hackers-for-Hire Targeting Russian Businesses and Politics Entities

A hack-for-hire group that was first exposed in 2019 has expanded its focus to set its sights on entities with business or political ties to Russia. Dubbed Void Balaur, the cyber mercenary collective has a history of launching cyberattacks against biotechnology and telecom companies since 2015. As many as 3,500 victims have been reported as of November 2021. "Void Balaur [...] primarily dabbles

Credential Theft Is (Still) A Top Attack Method

Credential theft is clearly still a problem. Even after years of warnings, changing password requirements, and multiple forms of authentication, password stealing remains a top attack method used by cyber criminals. The latest report from the Ponemon Institute shares that 54% of security incidents were caused by credential theft, followed by ransomware and DDoS attacks. 59% of organizations