Microsoft
Curated coverage and analysis in this editorial area.
Hyadina Strikes with GodDamn: Microsoft-Signed Driver Disables EDR in 24 Hours
The Hyadina ransomware-as-a-service group deploys a new locker, GodDamn, using the Microsoft-signed PoisonX kernel driver to neutraliz…
Vishing 2.0 Hits Teams: Fake IT Support Calls Deploy EtherRAT
Palo Alto Networks Unit 42 uncovered a campaign that abuses Microsoft Teams voice calls to impersonate corporate IT support and trick…
CISA Confirms: BlueHammer Now Exploited by Ransomware
CISA has elevated CVE-2026-33825 to a confirmed ransomware vector. Microsoft has not updated its advisory, creating an intelligence ga…
Microsoft Removes 119 Edge Extensions Hiding Malware in Images and Fonts
Microsoft purged 119 Edge extensions that concealed StegoAd malware inside PNG, WebP, and WOFF2 font files, reaching a combined instal…
Unit 42 Uncovers Universal Bucket Hijacking Across Multiple Clouds
Unit 42/Palo Alto Networks research: globally unique bucket names in Google Cloud, AWS, and Azure allow data-flow hijacking without co…
Edgecution: Malicious Edge Extension Bypasses Sandbox via Native Messaging
Zscaler ThreatLabz documents a campaign where the Edgecution extension abuses Chrome's Native Messaging API to escape the browser sand…
Microsoft Confirms RoguePlanet Zero-Day: Defender Becomes Attack Vector
CVE-2026-50656: Microsoft confirms zero-day vulnerability in Defender that elevates privileges to SYSTEM. Patch in development, public…
AutoJack: A Single Web Page Hijacks AI Agents to Execute Code on the Host
Microsoft Security has disclosed AutoJack, a three-vulnerability chain in AutoGen Studio that turns browsing-capable AI agents into ve…
Lorem Ipsum Pivots to ClickFix After Fox Tempest Takedown
BlueVoyant reports the Lorem Ipsum malware abandoned signed Microsoft Teams installers for ClickFix tactics on compromised WordPress s…
GhostTree: The NTFS Attack That Freezes EDR
Varonis Threat Labs disclosed GhostTree, an evasion technique that neutralizes Windows Defender using recursive NTFS junctions — no el…
DragonForce Weaponizes Microsoft Teams TURN Relays for Stealth C2
The DragonForce ransomware group deployed Backdoor.Turn, the first documented in-the-wild malware to abuse Microsoft Teams' legitimate…
Microsoft Patches Actively Exploited Exchange Zero-Day, Mandates Dual-Layer Defense
Microsoft has released a permanent patch for CVE-2026-42897, an XSS zero-day in Exchange OWA. Despite the update, the EEMS mitigation…