Tag: microsoft
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FINALDRAFT Malware Exploits Microsoft Graph API for Espionage on Windows and Linux
Threat hunters have shed light on a new campaign targeting the foreign ministry of an unnamed South American nation with bespoke malware capable of granting remote access to infected hosts.The activity, detected in November 2024, has been attributed by Elastic Security Labs to a threat cluster it tracks as REF7707. Some of the other targets…
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Russian Seashell Blizzard Enlists Specialist Initial Access Subgroup to Expand Ops
Microsoft found that Russian state actor Seashell Blizzard has deployed an initial access subgroup to gain persistent access in a range of high-value global targets First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/russian-seashell-blizzard-initial/
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CISA, FBI call software with buffer overflow issues ‘unforgivable’
Microsoft, VMWare, Ivanti flaws called out: The feds highlighted a list of buffer overflow bugs affecting leading vendors like Microsoft, Ivanti, VMWare, Citrix and RedHat, ranging from high to critical severity, and some already having in-the-wild exploits.The list included two Microsoft flaws that could allow, local attackers in container-based environments to gain system privileges (CVE-2025-21333),…
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What security teams need to know about the coming demise of old Microsoft servers
Tags: attack, authentication, best-practice, cloud, data, email, guide, infrastructure, mail, microsoft, software, switch, technology, updateManaging an on-premises Exchange server is getting more difficult: Users will have to decide between now and October whether to continue with on-premises mail servers or consider alternatives. The expertise to patch and maintain an on-premises Exchange server is getting tougher all the time. We’ve seen Microsoft introduce bugs into their software causing Exchange administrators…
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Patchday: Microsoft Office Updates (4. und 11. Februar 2025)
Am 11. Februar 2025 (zweiter Dienstag im Monat, Microsoft Patchday) hat Microsoft mehrere sicherheitsrelevante Updates für Microsoft Office 2016, sowie die C2R-Varianten (Office 2016-2021 und 365) und andere Produkte veröffentlicht. Auch zum 4. Februar 2025 wurden Updates freigegeben. Nachfolgend finden … First seen on borncity.com Jump to article: www.borncity.com/blog/2025/02/13/patchday-microsoft-office-updates-11-februar-2025/
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North Korea targets crypto developers via NPM supply chain attack
Yet another cash grab from Kim’s cronies and an intel update from Microsoft First seen on theregister.com Jump to article: www.theregister.com/2025/02/13/north_korea_npm_crypto/
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Feds want devs to stop coding ‘unforgivable’ buffer overflow vulnerabilities
FBI, CISA harrumph at Microsoft and VMware in call for coders to quit baking avoidable defects into stuff First seen on theregister.com Jump to article: www.theregister.com/2025/02/13/fbi_cisa_unforgivable_buffer_overflow/
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Russian Seashell Blizzard Hackers Have Access to Critical Infrastructure: Microsoft
A subgroup of the Russia-linked Seashell Blizzard is tasked with broad initial access operations to sustain long-term persistence. The post Russian Seashell Blizzard Hackers Have Access to Critical Infrastructure: Microsoft appeared first on SecurityWeek. First seen on securityweek.com Jump to article: www.securityweek.com/russian-seashell-blizzard-hackers-gain-maintain-access-to-high-value-targets-microsoft/
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Microsoft’s February 2025 Patch Tuesday corrects 57 bugs, three critical
Microsoft is correcting 57 vulnerabilities in its February Patch Tuesday, two of which are being actively exploited in the wild, and three of which are ‘critical’ First seen on computerweekly.com Jump to article: www.computerweekly.com/news/366619275/Microsofts-February-2025-Patch-Tuesday-corrects-57-bugs-three-critical
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Russia’s Sandworm APT Exploits Edge Bugs Globally
Sandworm (aka Seashell Blizzard) has an initial access wing called BadPilot that uses standard intrusion tactics to spread Russia’s tendrils around the world. First seen on darkreading.com Jump to article: www.darkreading.com/threat-intelligence/microsoft-russian-sandworm-apt-exploits-edge-bugs-globally
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Subgroup of Russia’s Sandworm compromising US and European organizations, Microsoft says
The BadPilot hackers have expanded their focus beyond Ukraine and Eastern Europe, gaining initial access to dozens of strategically important organizations across the U.S. and U.K. First seen on therecord.media Jump to article: therecord.media/sandworm-subgroup-russia-europe
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Russian state threat group shifts focus to US, UK targets
A subgroup of Seashell Blizzard exploited public vulnerabilities in internet-facing systems, Microsoft researchers said. First seen on cyberscoop.com Jump to article: cyberscoop.com/russian-state-threat-group-shifts-focus/
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Russian Seashell Blizzard Hackers Gain, Maintain Access to High-Value Targets: Microsoft
A subgroup of the Russia-linked Seashell Blizzard is tasked with broad initial access operations to sustain long-term persistence. The post Russian Seashell Blizzard Hackers Gain, Maintain Access to High-Value Targets: Microsoft appeared first on SecurityWeek. First seen on securityweek.com Jump to article: www.securityweek.com/russian-seashell-blizzard-hackers-gain-maintain-access-to-high-value-targets-microsoft/
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A Hacker Group Within Russia’s Notorious Sandworm Unit Is Breaching Western Networks
A team Microsoft calls BadPilot is acting as Sandworm’s “initial access operation,” the company says. And over the last year it’s trained its sights on the US, the UK, Canada, and Australia. First seen on wired.com Jump to article: www.wired.com/story/russia-sandworm-badpilot-cyberattacks-western-countries/
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Microsoft Uncovers Sandworm Subgroup’s Global Cyber Attacks Spanning 15+ Countries
A subgroup within the infamous Russian state-sponsored hacking group known as Sandworm has been attributed to a multi-year initial access operation dubbed BadPilot that stretched across the globe.”This subgroup has conducted globally diverse compromises of Internet-facing infrastructure to enable Seashell Blizzard to persist on high-value targets and support tailored network operations,” the First seen on…
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Getting the Most Value out of the OSCP: Pre-Course Prep
Tags: access, antivirus, attack, compliance, control, credentials, cyber, cybersecurity, detection, exploit, finance, framework, guide, hacker, hacking, infosec, infrastructure, jobs, kali, linux, mandiant, metric, microsoft, mitre, network, organized, password, penetration-testing, PurpleTeam, RedTeam, risk, service, skills, software, tactics, technology, tool, training, vulnerability, windowsThe first post in a five-part practical guide series on maximizing the professional, educational, and financial value of the OffSec certification pursuit for a successful career in offensive cybersecurity consulting Disclaimer: All opinions expressed in this article are solely my own. I have reviewed the content to ensure compliance with OffSec’s copyright policies and agreements.…
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Patch Tuesday: Microsoft Fixes 63 Bugs with 2 Zero-Days
Microsoft’s February Patch Tuesday addresses 63 security vulnerabilities, including two actively exploited zero-days. Update your systems now to… First seen on hackread.com Jump to article: hackread.com/patch-tuesday-microsoft-fixes-0-day-bugs/
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Die wachsende Gefahr KI-gestützter Cyberangriffe
Die fortschreitende Integration künstlicher Intelligenz (KI) in das Arsenal von Cyberkriminellen stellt Unternehmen vor beispiellose Herausforderungen. Cyberkriminelle setzen KI ein, um Angriffe effizienter, präziser, agiler und schwerer erkennbar zu machen. Ein besonders besorgniserregender Trend ist der Einsatz von Phishing-as-a-Service-Plattformen, die mithilfe von KI täuschend echte Phishing-Kampagnen erstellen. Diese Plattformen, die gezielt gegen Dienste wie Microsoft-365…
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North Korea-linked APT Emerald Sleet is using a new tactic
Microsoft Threat Intelligence has observed North Korea-linked APT Emerald Sleet using a new tactic, tricking targets into running PowerShell. Microsoft Threat Intelligence researchers spotted North Korea-linked threat actor Emerald Sleet (also known as Kimsuky and VELVET CHOLLIMA) using a new tactic. They are tricking targets into running PowerShell as an administrator and executing code provided…
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Microsoft plugs two zero-days for February Patch Tuesday
The company corrects active exploits in vulnerable Windows systems, one of which could give the attacker complete control if successful. First seen on techtarget.com Jump to article: www.techtarget.com/searchwindowsserver/news/366619234/Microsoft-plugs-two-zero-days-for-February-Patch-Tuesday
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Windows Driver Zero-Day Vulnerability Let Hackers Remotely Gain System Access
Microsoft has confirmed the discovery of a significant zero-day vulnerability, tracked as CVE-2025-21418, in the Windows Ancillary Function Driver for WinSock. This flaw, categorized as anElevation of Privilege (EoP)vulnerability, has been exploited in the wild, allowing attackers to remotely gain control of affected systems under certain conditions. Security analysts warn that this flaw is particularly dangerous…
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Microsoft’s Patch Tuesday Fixes 63 Flaws, Including Two Under Active Exploitation
Microsoft on Tuesday released fixes for 63 security flaws impacting its software products, including two vulnerabilities that it said has come under active exploitation in the wild.Of the 63 vulnerabilities, three are rated Critical, 57 are rated Important, one is rated Moderate, and two are rated Low in severity. This is aside from the 23…
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Microsoft Fixes Another Two Actively Exploited Zero-Days
February Patch Tuesday sees Microsoft fix four zero-days, including two under active exploitation First seen on infosecurity-magazine.com Jump to article: www.infosecurity-magazine.com/news/microsoft-fixes-two-actively/
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Dringend patchen: Gefährliche Schadcode-Lücken in Excel bedrohen Office-Nutzer
Die Sicherheitslücken betreffen alle gängigen Office-Versionen. Laut Microsoft ist auch das Vorschau-Panel ein möglicher Angriffsvektor. First seen on golem.de Jump to article: www.golem.de/news/microsoft-office-fuenf-excel-luecken-lassen-angreifer-schadcode-ausfuehren-2502-193269.html
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U.S. CISA adds Microsoft Windows, Zyxel device flaws to its Known Exploited Vulnerabilities catalog
Tags: cisa, cve, cybersecurity, exploit, flaw, infrastructure, injection, kev, microsoft, vulnerability, windows, zyxelU.S. Cybersecurity and Infrastructure Security Agency (CISA) adds Windows, Zyxel device flaws to its Known Exploited Vulnerabilities catalog. The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added the following vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog: The vulnerability CVE-2024-40891 is a command injection issue in Zyxel CPE Series devices that remains unpatched and has not yet…
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0-Day Vulnerability in Windows Storage Allow Hackers to Delete the Target Files Remotely
A newly discovered 0-day vulnerability in Windows Storage has sent shockwaves through the cybersecurity community. Identified as CVE-2025-21391, this critical flaw allows attackers to elevate privilege and remotely delete targeted files on a victim’s system without their interaction. Microsoft officially confirmed the issue on February 11, 2025. According to the advisory, this vulnerability stems from a…
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Microsoft Patch Tuesday security updates for February 2025 ficed 2 actively exploited bugs
Microsoft Patch Tuesday security updates for February 2025 addressed four zero-day flaws, two of which are actively exploited in the wild. Microsoft Patch Tuesday security updates for February 2025 addressed 57 vulnerabilities in Windows and Windows Components, Office and Office Components, Azure, Visual Studio, and Remote Desktop Services. Two of these vulnerabilities are listed as…
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Sandworm APT Hackers Weaponize Microsoft KMS Activation Tools To Compromise Windows
In a sophisticated cyber-espionage operation, the Russian state-sponsored hacking group Sandworm (APT44), linked to the GRU (Russia’s Main Intelligence Directorate), has been exploiting pirated Microsoft Key Management Service (KMS) activation tools to target Ukrainian Windows users. The campaign, which began in late 2023, leverages trojanized KMS activators and fake Windows updates to deploy malware, including…
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Hackers Can Exploit >>Wormable<< Windows LDAP RCE Vulnerability for Remote Attacks
Tags: access, attack, cve, cyber, cybersecurity, exploit, flaw, hacker, microsoft, network, rce, remote-code-execution, vulnerability, windowsA critical new vulnerability in Microsoft’s Windows Lightweight Directory Access Protocol (LDAP), tagged as CVE-2025-21376, has recently come to light, raising alarms across global cybersecurity circles. The flaw, which has been classified as >>critical,>wormable>Wormable