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A new password spraying attack targeting organizations and Microsoft 365 (M365) accounts in the West has been spotted, focusing on Non-Interactive Sign-Ins. Hackers, possibly of Chinese affiliation, are using infrastructure "tied to" CDS Global Cloud and UCLOUD HK to launch the campaign. SecurityScorecard researchers claim that businesses relying on M365 for email, document storage, and collaboration are at particular risk.

Microsoft's Threat Intelligence has identified a new tactic from Chinese threat actor Silk Typhoon towards targeting "common IT solutions" such as cloud applications and remote management tools in order to gain access to victim systems. The group has been observed attacking a wide range of sectors, including IT services and infrastructure, healthcare, legal services, defense, government agencies, and many more. By exploiting zero-day vulnerabilities in edge devices, Silk Typhoon has established itself as one of the Chinese threat actors with the "largest targeting footprints".

Hackers are exploiting Microsoft Teams and other legitimate Windows tools to launch sophisticated attacks on corporate networks, employing social engineering tactics to gain access to remote desktop solutions. Once inside, they sideload flawed .DLL files that enable the installation of BackConnect, a remote access tool that allows persistent control over compromised devices. This emerging threat highlights the urgent need for businesses to enhance their cybersecurity measures, particularly through employee education and the implementation of multi-factor authentication.

The modern-day cyber threat landscape has become increasingly crowded, with Advanced Persistent Threats (APTs) becoming a major concern for cybersecurity teams worldwide. Group-IB's recent research points to 2024 as a 'year of cybercriminal escalation', with a 10% rise in ransomware compared to the previous year, and a 22% rise in phishing attacks. The "Game-changing" role of AI is being used by both security teams and cybercriminals, but its maturity level is still not there yet.

A broad overview of the four stages shows that nearly 1 million Windows devices were targeted by a sophisticated "malvertising" campaign, where malware was embedded in ads on popular streaming platforms. The malicious payload was hosted on platforms like GitHub and used Discord and Dropbox to spread, with infected devices losing login credentials, cryptocurrency, and other sensitive data. The attackers exploited browser files and cloud services like OneDrive to steal valuable information.

Security researchers spotted a new ClickFix campaign that has been abusing Microsoft SharePoint to distribute the Havoc post-exploitation framework. The attack chain starts with a phishing email, carrying a "restricted notice" as an .HTML attachment, which prompts the victim to update their DNS cache manually and then runs a script that downloads the Havoc framework as a DLL file. Cybercriminals are exploiting Microsoft tools to bypass email security and target victims with advanced red teaming and adversary simulation capabilities.

Vishing attacks have skyrocketed, with CrowdStrike tracking at least six campaigns in which attackers pretended to be IT staffers to trick employees into sharing sensitive information. The security firm's 2025 Global Threat Report revealed a 442% increase in vishing attacks during the second half of 2024 compared to the first half. These attacks often use social engineering tactics, such as help desk social engineering and callback phishing, to gain remote access to computer systems.

Threat actors are exploiting misconfigured Amazon Web Services (AWS) environments to bypass email security and launch phishing campaigns that land in people's inboxes. Cybersecurity researchers have identified a group using this tactic, known as JavaGhost, which has been active since 2019 and has evolved its tactics to evade detection. The attackers use AWS access keys to gain initial access to the environment and set up temporary accounts to send phishing emails that bypass email protections.

Microsoft has identified and named four individuals allegedly responsible for creating and distributing explicit deepfakes using leaked API keys from multiple Microsoft customers. The group, dubbed the “Azure Abuse Enterprise”, is said to have developed malicious tools that allowed threat actors to bypass generative AI guardrails to generate harmful content. This discovery highlights the growing concern of cybercriminals exploiting AI-powered services for nefarious purposes.

Sophisticated, advanced threats have been found lurking in the depths of the internet, compromising Cisco, ASUS, QNAP, and Synology devices. A previously-undocumented botnet, named PolarEdge, has been expanding around the world for more than a year, targeting a range of network devices. The botnet's goal is unknown at this time, but experts have warned that it poses a significant threat to global internet security.

Microsoft is updating its commercial cloud contracts to improve data protection for European Union institutions, following an investigation by the EU's data watchdog that found previous deals failed to meet EU law. The changes aim to increase Microsoft's data protection responsibilities and provide greater transparency for customers. By implementing these new provisions, Microsoft seeks to enhance trust with public sector and enterprise customers in the region.

Aviation firms in the United Arab Emirates (UAE) were recently targeted by a highly sophisticated business email compromise (BEC) attack looking to deploy advanced malware. The attackers used a compromised email account to share polyglot files with their victims, which deployed a hidden backdoor against aviation firms. Cybersecurity researchers Proofpoint observed that these attacks started in late 2024 and target organizations with a distinct interest in aviation and satellite communications.

Commonwealth Bank is introducing a new layer of security to its internet banking, requiring millions of customers to approve each login attempt via the app. The bank claims this will make it harder for fraudsters to access customer accounts. However, critics argue that the added complexity may push some users away from mobile banking altogether.

Cybersecurity experts have successfully disrupted the BadBox 2.0 botnet, which had compromised over 500,000 low-cost Android devices by removing numerous malicious apps from the Play Store and sinkholing multiple communication domains. This malware, primarily affecting off-brand devices manufactured in mainland China, has been linked to various forms of cybercrime, including ad fraud and credential stuffing. Despite the disruption, the infected devices remain compromised, raising concerns about the broader implications for consumers using uncertified technology.

2025 has already emerged as a significant year for data breaches, with incidents affecting millions, including sensitive student and health records. Notably, the PowerSchool breach has been highlighted as one of the largest, impacting over 62 million students and teachers, while other breaches have compromised U.S. federal government data and healthcare information. The sheer scale of these breaches underscores the pressing concerns surrounding data security and the vulnerabilities inherent in various systems.

Microsoft has implemented a patch to its Windows Copilot, preventing the AI assistant from inadvertently facilitating the activation of unlicensed copies of its operating system. The update addresses previous concerns that Copilot was recommending third-party tools and methods to bypass Microsoft's licensing system, reinforcing the importance of using legitimate software. While this move showcases Microsoft's commitment to refining its AI capabilities, unauthorized activation methods for Windows 11 remain available online, albeit no longer promoted by Copilot.

Microsoft has confirmed that its Windows drivers and software are being exploited by hackers through zero-day attacks, allowing them to escalate privileges and potentially drop ransomware on affected machines. The company patched five flaws in a kernel-level driver for Paragon Partition Manager, which were apparently found in BioNTdrv.sys, a piece of software used by the partition manager. Users are urged to apply updates as soon as possible to secure their systems.

NTT Communications has suffered a devastating cyberattack that compromised sensitive data of almost 18,000 corporate customers. The breach occurred in late February and saw the theft of key customer information, including contract numbers, names, contact details, and service usage records. NTT has acknowledged the breach but remains tight-lipped about the identity of the attackers or how they accessed its systems.

A global outage at Microsoft left tens of thousands of users unable to access their Outlook email accounts and other programs, with the issue affecting services such as Microsoft Exchange, Teams, 365, and Azure. The outage was most concentrated in major US cities including New York, Chicago, and Los Angeles. Microsoft has restored service after an investigation into the cause of the problem.

2024 has been marked as a record-breaking year for ransomware attacks, with a 65% increase in detected groups and 44 new malware variants contributing to almost a third of undisclosed attacks. The healthcare, government, and education sectors were disproportionately affected, while emerging groups like LockBit and RansomHub accounted for a significant number of incidents, highlighting the growing sophistication of cybercriminals. As organizations face escalating financial and reputational risks, the need for proactive cybersecurity measures has never been more urgent.

Zapier, a popular automation tool, has suffered a cyberattack that resulted in the loss of sensitive customer information. The company's Head of Security sent a breach notification letter to affected customers, stating that an unnamed threat actor accessed some customer data "inadvertently copied to the repositories" for debugging purposes. Zapier assures that the incident was isolated and did not affect any databases, infrastructure, or production systems.

Microsoft has responded to the CMA’s Provision Decision Report by arguing that British customers haven’t submitted that many complaints. The tech giant has issued a 101-page official response tackling all aspects of the probe, even asserting that the body has overreacted. Microsoft claims that it is being unfairly targeted and accused of preventing its rivals from competing effectively for UK customers.

Zapier has disclosed a security incident where an unauthorized user gained access to its code repositories due to a 2FA misconfiguration, potentially exposing customer data. The breach resulted from an "unauthorized user" accessing certain "certain Zapier code repositories" and may have accessed customer information that had been "inadvertently copied" to the repositories for debugging purposes. The incident has raised concerns about the security of cloud-based platforms.

Microsoft is attempting to lure users into its own services by exploiting Bing's search results page. If you search for AI chatbots in Bing, you may be presented with a misleading special box promoting Microsoft's Copilot AI assistant. This tactic aims to redirect users away from popular alternatives like ChatGPT and Gemini.

The Lee Enterprises ransomware attack is affecting the company's ability to pay outside vendors, including freelancers and contractors, as a result of the cyberattack that began on February 3. The attack has resulted in widescale outages and ongoing disruption at dozens of newspapers across the United States, causing delays to print editions and impacting various aspects of the company's operations. Lee Enterprises has confirmed that hackers "encrypted critical applications," including those related to vendor payments.

Google is working on a new feature called Shielded Email, which aims to protect users from unwanted emails by creating an alias address when signing up for new accounts. This feature uses Google's autofill features to automatically forward emails sent to the alias address to the user's main email address, allowing them to easily block or unsubscribe from unwanted emails. By using a separate alias address, Shielded Email provides a buffer between users and service providers, making it harder for bad actors to track their online activity.