Disrupted phishing service was after Microsoft 365 credentials

Microsoft and Cloudflare have disrupted a Phishing-as-a-Service operation, known as RaccoonO365. The primary goal of RaccoonO365 (or Storm-2246 as Microsoft calls it) was to rent out a phishing toolkit that specialized in stealing Microsoft 365 credentials. They were successful in Read More …

Password Spray Attacks Taking Advantage of Lax MFA

In the first quarter of 2025, Rapid7’s Managed Threat Hunting team observed a significant volume of brute-force password attempts leveraging FastHTTP, a high-performance HTTP server and client library for Go, to automate unauthorized logins via HTTP requests. This rapid volume Read More …

Hackers could take over your email account by stealing cookies, even if you have MFA

Most of us don’t think twice about checking the “Remember me” box when we log in. When you log in and the server has verified your authentication—straight away or after using MFA–the server creates a session and generates a unique Read More …

Social Engineering Tactics Targeting Healthcare & Public Health Entities and Providers

Access to employees’ email accounts, and then pivoted to specifically target login information related to the processing of reimbursement payments to insurance companies, medicare, or similar entities. To gain initial access to victim networks, the threat actor acquired credentials through Read More …

Bypassing 2FA with phishing and OTP bots

Two-factor authentication (2FA) is a security feature we have come to expect as standard by 2024. Most of today’s websites offer some form of it, and some of them won’t even let you use their service until you enable 2FA. Read More …

Scammers can easily phish your multi-factor authentication codes – here’s how to avoid it

More and more websites and services are making multi-factor-authentication (MFA) mandatory, which makes it much harder for cybercriminals to access your accounts. That’s a great thing. But as security evolves, so do cybercriminals who are always looking for new ways Read More …

Unmasking Tycoon 2FA: A Stealthy Phishing Kit Used to Bypass Microsoft 365 and Google MFA

Tycoon 2FA is a phishing-as-a-service (PhaaS) platform that was first seen in August 2023. Like many phish kits, it bypasses multifactor authentication (MFA) protections and poses a significant threat to users. Lately, Tycoon 2FA has been grabbing headlines because of Read More …

Dropbox Warns Hacker Accessed Customer Passwords And 2FA Data

Dropbox has confirmed that a hacker has accessed customer information including emails and usernames, phone numbers and hashed passwords, OAuth tokens and multi-factor authentication information. Dropbox has issued a statement confirming that it became aware of unauthorized access to the Read More …

UnitedHealth data breach caused by lack of multifactor authentification

Hackers breached the computer system of a UnitedHealth Group subsidiary and released ransomware after stealing someone’s password, CEO Andrew Witty testified Wednesday on Capitol Hill. The cybercriminals entered through a portal that didn’t have multifactor authentification (MFA) enabled. During an Read More …