Talos
Threat Roundup for November 13 to November 20
1 min read
Today, Talos is publishing a glimpse into the most prevalent threats we’ve observed between November 13 and November 20. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, this post will summarize the threats we’ve observed by highlighting key behavioral characteristics, indicators of compromise, and discussing how our customers are automatically […]
Nibiru ransomware variant decryptor
1 min read
Nikhil Hegde developed this tool. Weak encryption The Nibiru ransomware is a .NET-based malware family. It traverses directories in the local disks, encrypts files with Rijndael-256 and gives them a .Nibiru extension. Rijndael-256 is a secure encryption algorithm. However, Nibiru uses a hard-coded string “Nibiru” to compute the 32-byte key and 16-byte IV values. The […]
Threat Roundup for November 6 to November 13
1 min read
Today, Talos is publishing a glimpse into the most prevalent threats we’ve observed between November 6 and November 13. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, this post will summarize the threats we’ve observed by highlighting key behavioral characteristics, indicators of compromise, and discussing how our customers are automatically […]
Threat Roundup for October 30 to November 6
1 min read
Today, Talos is publishing a glimpse into the most prevalent threats we’ve observed between October 30 and November 6. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, this post will summarize the threats we’ve observed by highlighting key behavioral characteristics, indicators of compromise, and discussing how our customers are […]
Threat Roundup for October 23 to October 30
1 min read
Today, Talos is publishing a glimpse into the most prevalent threats we’ve observed between October 23 and October 30. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, this post will summarize the threats we’ve observed by highlighting key behavioral characteristics, indicators of compromise, and discussing how our customers are […]
DoNot’s Firestarter abuses Google Firebase Cloud Messaging to spread
1 min read
The newly discovered Firestarter malware uses Google Firebase Cloud Messaging to notify its authors of the final payload location. Even if the command and control (C2) is taken down, the DoNot team can still redirect the malware to another C2 using Google infrastructure. The approach in the final payload upload denotes a highly personalized targeting […]
Threat Roundup for October 16 to October 23
1 min read
Today, Talos is publishing a glimpse into the most prevalent threats we’ve observed between October 16 and October 23. As with previous roundups, this post isn’t meant to be an in-depth analysis. Instead, this post will summarize the threats we’ve observed by highlighting key behavioral characteristics, indicators of compromise, and discussing how our customers are […]
3 Ways to Stay Safe During National Cybersecurity Awareness Month (and Beyond)
3 min read
Organizations must remain constantly alert to detect and defend against the latest cybersecurity threats. Taking basic protection steps can go a long way in reducing vulnerabilities.
“Are we affected?” – A simple question, but quite hard to answer
7 min read
Who doesn’t remember the simple questions you had as a kid, or you now get as an adult from your children: “Why is the banana crooked?” “Why is the sky blue” “Why do people get sick?” That last question is especially relevant today with the current situation – we deal daily with the question “Am […]