Cloaking, Detonation, and Client-side Phishing Detection

Today, most browsers integrate security services that attempt to protect users from phishing attacks: for Microsoft’s Edge, the service is Defender SmartScreen, and for Chrome, Firefox, and many derivatives, it’s Google’s Safe Browsing. URL Reputation services do what you’d guess — they return a reputation based on the URL, and the browser will warn/block loadingContinue reading “Cloaking, Detonation, and Client-side Phishing Detection”

Attack Techniques: Open Redirectors, CAPTCHAs, Site Proxies, and IPFS, oh my

The average phishing site doesn’t live very long– think hours rather than days or weeks. Attackers use a variety of techniques to try to keep ahead of the Defenders who work tirelessly to break their attack chains and protect the public. Defenders have several opportunities to interfere with attackers: Each of these represents a weakContinue reading “Attack Techniques: Open Redirectors, CAPTCHAs, Site Proxies, and IPFS, oh my”

Defense Techniques: Reporting Phish

While I have a day job, I’ve been moonlighting as a crimefighting superhero for almost twenty years. No, I’m not a billionaire who dons a rubber bat suit to beat up bad guys– I’m instead flagging phishing websites that try to steal money and personal information from the less tech-savvy among us. I have hadContinue reading “Defense Techniques: Reporting Phish”

Silliness – Fiddler Blocks Malware

Enough malware researchers now depend upon Fiddler that some bad guys won’t even try to infect your system if you have Fiddler installed. The Malware Bytes blog post has the details, but the gist of it is that the attackers use JavaScript to probe the would-be victim’s PC for a variety of software. Beyond Kaspersky,Continue reading “Silliness – Fiddler Blocks Malware”