How Microsoft Defender for Office 365 innovated to address QR code phishing attacks
This blog examines the impact of QR code phishing campaigns and the innovative features of Microsoft Defender for Office 365 that help combat evolving cyberthreats.
Chinese threat actor Storm-0940 uses credentials from password spray attacks from a covert network
Since August 2023, Microsoft has observed intrusion activity targeting and successfully stealing credentials from multiple Microsoft customers that is enabled by highly evasive password spray attacks. Microsoft has linked the source of these password spray attacks to a network of compromised devices we track as CovertNetwork-1658, also known as xlogin and Quad7 (7777).
Microsoft Ignite: Sessions and demos to improve your security strategy
Join us at Microsoft Ignite 2024 for sessions, keynotes, and networking aimed at giving you tools and strategies to put security first in your organization.
Midnight Blizzard conducts large-scale spear-phishing campaign using RDP files
Since October 22, 2024, Microsoft Threat Intelligence has observed Russian threat actor Midnight Blizzard sending a series of highly targeted spear-phishing emails to individuals in government, academia, defense, non-governmental organizations, and other sectors. This activity is ongoing, and Microsoft will continue to investigate and provide updates as available.
New macOS vulnerability, “HM Surf”, could lead to unauthorized data access
Microsoft Threat Intelligence uncovered a macOS vulnerability that could potentially allow an attacker to bypass the operating system’s Transparency, Consent, and Control (TCC) technology and gain unauthorized access to a user’s protected data.
Microsoft’s guidance to help mitigate Kerberoasting
Kerberoasting, a well-known Active Directory (AD) attack vector, enables threat actors to steal credentials and navigate through devices and networks. Microsoft is sharing recommended actions administrators can take now to help prevent successful Kerberoasting cyberattacks.
File hosting services misused for identity phishing
Since mid-April 2024, Microsoft has observed an increase in defense evasion tactics used in campaigns abusing file hosting services like SharePoint, OneDrive, and Dropbox. These campaigns use sophisticated techniques to perform social engineering, evade detection, and compromise identities, and include business email compromise (BEC) attacks.
Microsoft Defender for Cloud remediated threats 30% faster than other solutions, according to Forrester TEI study
Forrester found that Microsoft Defender for Cloud markedly enhanced the security, compliance, and operational efficiency of each company participating.
Storm-0501: Ransomware attacks expanding to hybrid cloud environments
Microsoft has observed the threat actor tracked as Storm-0501 launching a multi-staged attack where they compromised hybrid cloud environments and performed lateral movement from on-premises to cloud environment, leading to data exfiltration, credential theft, tampering, persistent backdoor access, and ransomware deployment.
Microsoft is named a Leader in the 2024 Gartner® Magic Quadrant™ for Endpoint Protection Platforms
Gartner® names Microsoft a Leader in Endpoint Protection Platforms—a reflection, we believe, of our continued progress in helping organizations protect their endpoints against even the most sophisticated attacks, while driving continued efficiency for security operations center teams.