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Tag: emails

Cyber espionage campaign targeted stock exchange executive’s Outlook account

Attackers spent five months silently stealing emails from a stock exchange executive’s Outlook account in a suspected espionage operation. A threat actor quietly sat inside a senior executive’s Outlook account at a major global stock exchange for roughly 150 days, from October 2025 to March 2026. Broadcom’s Symantec and Carbon Black threat-hunting team investigated the…

Ghostwriter Is Back, Using a Ukrainian Learning Platform as Bait to Hit Government Targets

Ghostwriter targeted Ukrainian government agencies with phishing emails delivering malware and Cobalt Strike payloads. The Belarus-nexus APT group Ghostwriter (also tracked as UAC-0057 and UNC1151) has resurfaced with a new phishing campaign targeting Ukrainian government organizations. This time the lure is Prometheus, a legitimate Ukrainian online learning platform that many government employees actually use. Using…

Hackers access Booking.com user data, company secures systems

Hackers accessed some Booking.com user data, including names, emails, phone numbers, and booking details. The issue is now contained. Booking.com warned that hackers may have accessed customer data linked to travel reservations. Exposed details could include names, email addresses, phone numbers, and information shared with accommodations. Booking.com is one of the world’s leading online travel agencies…

Threat actor UAC-0255 impersonate CERT-UA to spread AGEWHEEZE malware via phishing

Threat actors impersonated CERT-UA to send phishing emails with AGEWHEEZE malware, tricking victims into installing a fake “security tool.” A threat actor, tracked as UAC-0255, impersonated CERT-UA in a phishing campaign, sending emails to about 1 million users. The messages urged victims to download a password-protected archive from Files.fm and install a fake “specialized software,”…

Darktrace Launches AI-Native Email Security Service for MSSPs

Phishing emails are getting smarter, and Darktrace wants to ensure the people fighting them can keep up. Darktrace brings managed security service capabilities to the channel The Cambridge-based AI cybersecurity company announced Tuesday the launch of its first managed security service offering, built specifically for Managed Security Service Providers (MSSPs), enabling partners to deliver AI-powered…

Law enforcement disrupted Tycoon 2FA phishing-as-a-service platform

Authorities disrupted the Tycoon 2FA phishing-as-a-service platform used to send millions of phishing emails to over 500,000 orgs worldwide. The joint effort, led by Microsoft, Europol, and industry partners, aimed to target the infrastructure of Tycoon 2FA phishing-as-a-service platform responsible for tens of millions of fraudulent emails reaching over 500,000 organizations each month worldwide. By…

Microsoft Warns OAuth Redirect Abuse Delivers Malware to Government Targets

Microsoft on Monday warned of phishing campaigns that employ phishing emails and OAuth URL redirection mechanisms to bypass conventional phishing defenses implemented in email and browsers. The activity, the company said, targets government and public-sector organizations with the end goal of redirecting victims to attacker-controlled infrastructure without stealing their tokens. It described

Microsoft 365 Copilot Bug Circumvented DLP Controls

Microsoft has confirmed a bug in Microsoft 365 Copilot Chat that allowed the AI assistant to summarize emails labeled as confidential, even when sensitivity labels and data loss prevention (DLP) policies were in place.  The issue, first identified on Jan. 21, 2026 and tracked internally as CW1226324, impacted Copilot’s “work tab” chat feature. “Without proper…