Detection Techniques for Outlook NotDoor Backdoor Malware Uncovered by Researchers
The Splunk Threat Research Team has shed light on a new malware strain, NotDoor, which leverages Microsoft Outlook macros for stealthy backdoor operations.
First...
Cybercriminals Target Outlook and Gmail, Evading Standard Email Security
The Q3 2025 Email Threat Trends Report from VIPRE unveils a steep 13% year-over-year increase in detected malicious emails, highlighting the relentless evolution of...
Iranian Spear-Phishing Campaign Targets Google, Outlook, and Yahoo Domains
Amidst escalating geopolitical tensions and explicit warnings from agencies such as the FBI and Department of Homeland Security regarding intensifying Iranian cyber operations, Check...
Hackers Exploit TeamFiltration Pentesting Framework to Access Microsoft Teams, OneDrive, Outlook, and Other Accounts
Threat researchers at Proofpoint have discovered an active account takeover (ATO) campaign that takes use of the TeamFiltration pentesting framework in a notable increase...
New HTML-Based Tactic Lets Hackers Lure Outlook Users into Clicking Malicious Links
A sophisticated phishing email campaign is leveraging a nuanced HTML technique to selectively display benign or malicious links based on the recipient’s email client,...