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Rapid7 Blog

Project Sonar  

How to Conduct DNS Reconnaissance for $.02 Using Rapid7 Open Data and AWS

Rapid7 is happy to announce that a subset of data from Project Sonar is now available on Amazon Web Services (AWS).…

VPNFilter's Potential Reach — Malware Exposure in SMB/Consumer-grade Devices

(Many thanks to Rebekah Brown & Derek Abdine for their contributions to the post.) How does VPNFilter work? Over the past few weeks, Cisco’s Talos group has published some significant new research on a new malware family called VPNFilter. VPNFilter targets and compromises networking…

Whiteboard Wednesday: Your 6-Minute Recap of Q1 2018’s Threat Landscape

Gotten a chance to read Rapid7’s Quarterly Threat Report for 2018 Q1? If not (or if you’re more of an auditory learner), we’ve put together a 6-minute recap video of the major findings. In our Quarterly Threat Reports, our security researchers provide…

Off the Chain! A Research Paper Observing Bitcoin Nodes on the Public Internet

Over the last several years, blockchain-based technologies have exploded in growth. Lately it seems like blockchains are turning up everywhere, from chicken management systems to the next hot cryptocurrency. Waves of new companies, products and applications exist, often in the form of just wedging a…

Cisco Smart Install (SMI) Remote Code Execution: What You Need To Know

What’s Up? Researchers from Embedi discovered (and responsibly disclosed) a stack-based buffer overflow weakness in Cisco Smart Install Client code which causes the devices to be susceptible to arbitrary remote code execution without authentication. Cisco Smart Install (SMI) is a “plug-and-play” configuration and image-management…

An Impressively Unprecedented Drop in Open memcached Services

(Many thanks to Jon Hart and Tom Sellers for their research and content for this blog post.) We started performing weekly monitoring of open/amplification-vulnerable memcached servers after the recent memcrashed amplification distributed denial-of-service (DDoS) attack and today we have some truly awesome news to…

The Flip Side of memcrashed

Rapid7 Labs keeps a keen eye on research and findings from other savvy security and technology organizations and noticed Cloudflare’s report on new distributed denial of service (DDoS) amplification attacks using memcached. If you haven’t read Cloudflare’s (excellent) analysis yet, the TLDR…

The Ghost of a Botnet (Possibly) Past

For a week and a half in April, Rapid7 Labs observed a botnet with 18,000 distinct IPs marauding across the public internet. Then it disappeared, only to resurface again later. Join us as we tell the HaXmas tale of the ghost of a botnet past!…

Yankee Swapped: MQTT Primer, Exposure, Exploitation, and Exploration

This HaXmas, Rapid7's Jon Hart Yankee swaps readers a few minutes' attention for a festive look at MQTT exposure on the public IPv4 internet (and an exploitation module!).…

Data Mining the Undiscovered Country

Using Internet-scale Research Data to Quantify and Reduce Exposure It’s been a busy 2017 at Rapid7 Labs. Internet calamity struck swift and often, keeping us all on our toes and giving us a chance to fully test out the capabilities of our internet-scale research…

Measuring SharknAT&To Exposures

On August 31, 2017, NoMotion’s “SharknAT&To” research started making the rounds on Twitter. After reading the findings, and noting that some of the characteristics seemed similar to trends we’ve seen in the past, we were eager to gauge the exposure of…

National Exposure Index 2017

Today, Rapid7 is releasing the second National Exposure Index, our effort to quantify the exposure that nations are taking on by offering public services on the internet—not just the webservers (like the one hosting this blog), but also unencrypted POP3, IMAPv4, telnet, database servers,…

WannaCry Update: Vulnerable SMB Shares Are Widely Deployed And People Are Scanning For Them

WannaCry Overview Last week the WannaCry ransomware worm, also known as Wanna Decryptor, Wanna Decryptor 2.0, WNCRY, and WannaCrypt started spreading around the world, holding computers for ransom at hospitals, government offices, and businesses. To recap: WannaCry exploits a vulnerability in the Windows Server…

Project Sonar - Mo' Data, Mo' Research

Since its inception, Rapid7's Project Sonar has aimed to share the data and knowledge we've gained from our Internet scanning and collection activities with the larger information security community.  Over the years this has resulted in vulnerability disclosures, research papers, conference presentations, community collaboration…

12 Days of HaXmas: A HaxMas Carol

(A Story by Rapid7 Labs) Merry HaXmas to you! Each year we mark the 12 Days of HaXmas with 12 blog posts on hacking-related topics and roundups from the year. This year, we're highlighting some of the “gifts” we want to give back to the…