Latest cybersecurity reporting from selected sources.

Attackers Compromised More Than 70 Microsoft Repositories in Under 2 MinutesAttackers linked to the Miasma supply-chain campaign compromised a Microsoft contributor account and pushed malicious code into more than 70 repositories, using artificial intelligence-assisted coding tools as an infection path to steal credentials and developer secrets at scale.

Outsiders Could Exploit Misconfig to Stream Commands, CredentialsA misconfiguration in Microsoft's Azure SRE Agent may have allowed any Azure account holder from any company to tap into another organization's agent conversations in real time, watching commands, outputs and credentials, leaving no trace.

Microsoft Says Hackers Pivoting to Identity CompromiseHackers are as likely to log in as break in, warns Microsoft in an annual assessment of cyberthreats. During the first half of 2025, identity-based attacks rose by 32% due to credentials stolen by infostealers or password and email combinations plucked from bulk data breaches.

Financially Motivated Actor Storm-0501 Systematically Probed Victim EnvironmentsAs enterprises go with hybrid cloud developments, so follow hackers, even if it means jumping through extra hoops to get to where the data is stored. Microsoft on Wednesday said it spotted a financially-motivated hacking group probing a hybrid on-premise.

Deal Ends Suit Alleging Microsoft's Message Encryption Tool Violated Virtru PatentsAfter three years of litigation, Virtru and Microsoft have settled a patent infringement case involving the tech giant’s email encryption product. The suit claimed Microsoft's technology infringed Virtru’s patented identity-driven encryption method for seamless, credential-free data access.

Proof-of-Concept Attack Demonstrates FIDO Downgrade Against Microsoft Entra IDThe FIDO standard, a bulwark against credential-stealing phishing attacks, has an implementation chink that's poised for commoditization by cybercriminals, say security researchers in news that's good for phishing-as-a-service providers but terrible for everyone else.

Brazil-Targeting Malware Exploits Windows UIA to Evade DetectionA banking Trojan long confined to Brazil has become the first known malware to exploit Microsoft's UI Automation framework to extract credentials, signaling a new tactic that may evade conventional detection. Akamai's findings point to a growing trend of attackers using legitimate system features.

Semperis Warns of Flaw in Windows Server 2025 Delegated Managed Service AccountsA critical cryptographic flaw in Windows Server 2025's delegated Managed Service Accounts, or dMSAs, allows attackers to generate passwords for every managed service account across an Active Directory forest and create a backdoor, Semperis researchers found.

CISA Advisory Says Threat Actors Stole App Secrets in Azure-Hosted Backup PlatformA suspected Chinese state hacking group linked to last year’s telecom intrusions breached Commvault’s Microsoft Azure environment, exposing sensitive Microsoft 365 credentials and reigniting fears over U.S. cloud infrastructure vulnerabilities and default security settings.

'Laundry Bear' Has Been Active Since 2024Dutch intelligence agencies and Microsoft say a novel Russian state intelligence hacking group is likely buying stolen credentials from criminal marketplaces to gain entry to North American and European networks. It has "a specific interest in European Union and NATO member states."

User Panels and Command and Control Domains SeizedLaw enforcement and Microsoft struck a blow against malware used to steal login credentials and financial data, seizing the central command structure and thousands of online domains used to control the Lumma Stealer. Lumma first appeared on Russian-language speaking cybercriminal forums in 2022.

Also, DOGE Employee’s Credentials Found in Infostealer DumpsThis week, SAP NetWeaver flaw drew hackers, zero-days in Ivanti EPMM, DOGE employee’s credentials found in infostealer dumps and Nucor halted operations. North Korean hackers targeted South Koreans with fake conference invites, Russian hackers targeted webmail servers and Microsoft fixed 72 flaws.

Microsoft Researchers Link Turkish Spy Group to Output Messenger Zero-Day HackA Turkish-linked cyberespionage group known as Marbled Dust exploited a zero-day in the Output Messenger Server Manager application to spy on Kurdish military operations in Iraq. Microsoft reported the hack and called for immediate mitigation to block credential theft and malware delivery.

Microsoft Sees Cyberespionage Group Lifting API Keys and Credentials for CustomersA prolific cyberespionage group tied to Beijing appears to have increased its targeting of widely used IT tools and service providers. Microsoft said the group's tactics now include stealing API keys and credentials from providers to gain access to providers' downstream customers' infrastructure.

Astaroth Kit Offered for $2,000 on Telegram, Intercepts Authentication in Real TimeA new phishing kit called Astaroth bypasses two-factor authentication through session hijacking and real-time credential interception from services like Gmail, Yahoo, AOL and Microsoft 365. Acting as a man-in-the-middle, it captures login credentials, tokens and session cookies in real time.

Hackers Using Password Spraying to Steal User Microsoft Account CredentialsMultiple Chinese hacking groups are using a botnet named for a TCP routing port number to conduct password spraying attacks, warned Microsoft Thursday. The Quad7 operators are almost certainly located in China. Botnet activity can be difficult to monitor.

Attackers Could Exploit Flaw to Relay Credentials, Compromise SystemsA critical vulnerability in Open Policy Agent could expose NTLM credentials from Windows systems, potentially affecting millions of users. Researchers at Tenable warn that attackers could exploit the flaw through social engineering. Users must update to version v0.68.0 immediately to mitigate risks.

FSB Hackers Stripped of 107 Domains Used to Steal CredentialsThe U.S. Department of Justice and Microsoft seized more than 100 websites allegedly used by a Russian intelligence cyberespionage operation with a fondness for spear phishing. Targets include the national security apparatus and journalists, think tanks, and non-governmental organizations.

K ICO Announces Probe Into Microsoft Screenshot Storage FeatureMicrosoft's new automatic screenshot retrieval feature could enable hackers to steal sensitive information such as online banking credentials, security experts warned. Additionally, the U.K. data regulator will probe Recall for compliance with privacy law.

Microsoft Warns APT28's GooseEgg Tool Enables Credential TheftRussian military intelligence hackers are using an 18 month-old vulnerability in the Windows print spooler utility to deploy a custom tool that elevates privileges and steals credentials. Microsoft says it's seen post-compromise activities against Ukrainian, European and North American governments.