
BigDiskBuster Zero-Day Blocks Defender Updates, No Patch Issued
Researcher Abdelhamid Naceri published BigDiskBuster proof-of-concept on September 19, preventing Microsoft Defender updates by filling disk space. No patch available.

Researcher Abdelhamid Naceri published BigDiskBuster proof-of-concept on September 19, preventing Microsoft Defender updates by filling disk space. No patch available.

indexed-btree npm package hides malicious behavior in application runtime code instead of lifecycle scripts, evading npm security controls, per Checkmarx

SideCopy threat actor expanded targeting from Indian government to academic institutions using spear-phishing with ReverseRAT and mshta.exe abuse, per Trellix

Researcher Patrick Wardle published proof-of-concept on September 21 showing malware can hijack Meta Muse AI assistant by changing a hidden

Fake LastPass Authenticator installer distributed via GitHub installs Microsoft-signed kernel driver to disable antivirus and EDR before deploying password stealer.

North Korean WaterPlum hackers compromised 30,000 devices globally in eight-month campaign, stealing over $10.7 million in cryptocurrency traced to Pyongyang.

Two concurrent Android banking malware campaigns — GoldFactory’s Gigabud trojan and Mantax Otax ransomware-spyware hybrid — target Indonesian users with

Malicious developers abuse Google Play’s Early Access program to push thousands of deceptive Android apps promising money, rewards, and premium

APT31 and three additional nation-state actors deployed the BlueMoon exploit kit chaining Chrome and Windows zero-days within a two-week window,

Threat actors exploit BYOD gaps through vishing to gain M365 access, then use Microsoft Graph API to enumerate corporate structure
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