The Microsoft Threat Intelligence community is made up of more than 8,000 world-class experts, security researchers, analysts, and threat hunters analyzing 65 trillion signals daily to discover threats and deliver timely and hyper-relevant insight to protect customers. Our research covers a broad spectrum of threats, including threat actors and the infrastructure that enables them, as well as the tools and techniques they use in their attacks.
Since February 2023, Microsoft has observed a high volume of password spray attacks attributed to Peach Sandstorm, an Iranian nation-state group. In a small number of cases, Peach Sandstorm successfully authenticated to an account and used a combination of publicly available and custom tools for persistence, lateral movement, and exfiltration.
A set of memory corruption vulnerabilities in the ncurses library could have allowed attackers to chain the vulnerabilities to elevate privileges and run code in the targeted program's context or perform other malicious actions.
The threat actor that Microsoft tracks as Storm-0324 is a financially motivated group known to gain initial access using email-based initial infection vectors and then hand off access to compromised networks to other threat actors. These handoffs frequently lead to ransomware deployment. Beginning in July 2023, Storm-0324 was observed distributing payloads using an open-source tool […]
We’re announcing the release of a second version of our threat matrix for storage services, a structured tool that assists in identifying and analyzing potential security threats on data stored in cloud storage services.
China-based actor Flax Typhoon is exploiting known vulnerabilities for public-facing servers, legitimate VPN software, and open-source malware to gain access to Taiwanese organizations, but not taking further action.
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Microsoft researchers identified multiple high-severity vulnerabilities in the CODESYS V3 SDK that could put operational technology (OT) infrastructure at risk of attacks, such as remote code execution (RCE) and denial of service (DoS).
Microsoft Threat Intelligence has identified highly targeted social engineering attacks using credential theft phishing lures sent as Microsoft Teams chats by the threat actor that Microsoft tracks as Midnight Blizzard (previously tracked as NOBELIUM).
Cloud cryptojacking, a type of cyberattack that uses computing power to mine cryptocurrency, could result in financial loss to targeted organizations due to the compute fees that can be incurred from the abuse.
Microsoft has identified a phishing campaign conducted by the threat actor tracked as Storm-0978 targeting defense and government entities in Europe and North America. The campaign involved the abuse of CVE-2023-36884, which included a zero-day remote code execution vulnerability exploited via Microsoft Word documents.