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Medusa Ransomware

Medusa Ransomware Gang Phishing Campaigns Explained

A Ransomware Group That Starts With Your Inbox In June 2021, a mid-sized manufacturer discovered every file server in their environment encrypted. The ransom note was signed "Medusa." The entry point? A single phishing email that harvested an employee's VPN credentials. The Medusa ransomware gang phishing

Carl B. Johnson Aug 31, 2021 7 min read
phish

How One Phish Can Sink Your Entire Organization

A Single Phish Took Down a $4 Billion Pipeline In May 2021, a single compromised password — likely harvested through a phish or credential reuse — gave attackers access to Colonial Pipeline's network. The result: a ransomware attack that shut down 5,500 miles of fuel pipeline, triggered gas shortages

Carl B. Johnson Aug 31, 2021 8 min read
Fake Email

Fake Email: How to Spot, Stop, and Survive One

A Single Fake Email Cost Facebook and Google $120 Million Between 2013 and 2015, a Lithuanian man named Evaldas Rimasauskas sent a series of fake email messages to employees at Facebook and Google. He impersonated a legitimate hardware vendor, complete with forged invoices and contracts. By the time both companies

Carl B. Johnson Aug 31, 2021 7 min read
Phishing

Phishing: Why 36% of Breaches Start in Your Inbox

The Inbox Is the Front Door — And It's Wide Open According to the 2021 Verizon Data Breach Investigations Report, phishing is involved in 36% of all confirmed data breaches. That number jumped 11 percentage points from the year before. Let that sink in — more than a third of

Carl B. Johnson Aug 31, 2021 7 min read
Smishing

FBI Warning on Smishing Texts: How to Fight Back

16,000 Complaints and Counting: Why the FBI Is Sounding the Alarm In February 2021, the FBI's Internet Crime Complaint Center (IC3) began tracking a dramatic spike in smishing — phishing attacks delivered via SMS text messages. The FBI warning on smishing texts wasn't hypothetical. It came

Carl B. Johnson Aug 31, 2021 6 min read
Phish Setlist

Phish Setlist for Security: Building Your Attack Plan

Every Great Attack Starts With a Setlist In July 2021, a single phishing email gave a threat actor access to credentials at a Florida IT management firm, triggering the Kaseya VSA ransomware attack that cascaded to over 1,500 businesses worldwide. One click. One employee. One email that someone didn&

Carl B. Johnson Aug 31, 2021 7 min read
Phish Tour

Phish Tour: Simulate Real Attacks Before Hackers Do

One Click Cost Colonial Pipeline $4.4 Million In May 2021, a single compromised credential shut down the largest fuel pipeline in the United States. Colonial Pipeline paid a $4.4 million ransom to a threat actor group called DarkSide. The entry point wasn't some exotic zero-day exploit.

Carl B. Johnson Aug 25, 2021 7 min read
Phishing Definition

Phishing Definition: What It Really Means in 2021

In March 2021, a single phishing email led to a credential theft incident at a European banking authority that exposed personal data from thousands of email accounts. The attack wasn't sophisticated. It didn't exploit some exotic zero-day vulnerability. It started with a convincing email and a

Carl B. Johnson Aug 25, 2021 7 min read
Phishing

Definition of a Phishing Attack: What It Really Looks Like

In July 2020, a handful of Twitter employees received phone calls from people claiming to be IT administrators. Those calls led to the compromise of 130 high-profile accounts — including Barack Obama, Elon Musk, and Apple — and a Bitcoin scam that netted over $100,000 in hours. The whole thing started

Carl B. Johnson Aug 25, 2021 7 min read