PYSA/Mespinoza Ransomware
Intro Over the course of 8 hours the PYSA/Mespinoza threat actors used Empire and Koadic as well as RDP to move laterally throughout the environment, grabbing credentials from as many … Read More
Category: ransomware
Ryuk Speed Run, 2 Hours to Ransom
Intro Since the end of September Ryuk has been screaming back into the news. We’ve already covered 2 cases in that timeframe. We’ve seen major healthcare providers, managed service providers, … Read More
Ryuk in 5 Hours
Intro The Ryuk threat actors went from a phishing email to domain wide ransomware in 5 hours. They escalated privileges using Zerologon (CVE-2020-1472), less than 2 hours after the initial … Read More
Ryuk’s Return
Intro The Ryuk group went from an email to domain wide ransomware in 29 hours and asked for over $6 million to unlock our systems. They used tools such as … Read More
NetWalker Ransomware in 1 Hour
The threat actor logged in through RDP, attempted to run a Cobalt Strike Beacon, and then dumped memory using ProcDump and Mimikatz. Next, they RDPed into a Domain Controller, minutes … Read More
Ransomware Again…But We Changed the RDP Port!?!?!
Here’s another example of threat actors brute forcing RDP to install ransomware, this time the brute forced system was not using the default RDP port. The threat actors installed ransomware … Read More
Snatch Ransomware
Another RDP brute force ransomware strikes again, this time, Snatch Team! Snatch Team was able to go from brute forcing a Domain Administrator (DA) account via RDP, to running a … Read More
The Little Ransomware That Couldn’t (Dharma)
Ransomware continues unabated in the year of continually mounting pressure. But for every big game actor out there compromising Fortune listed companies there are the little guys that maybe just … Read More
Lockbit Ransomware, Why You No Spread?
RDP brute forcing continues to be a favorite entry point for ransomware actors. In this past month we saw activity from the Lockbit ransomware family. Initial Access: RDP login from … Read More
Dharma Ransomware
An attacker logged into the honeypot via RDP from 178.239.173[.]172. Within 10 minutes the attacker went from local admin, to domain admin to installing ransomware on multiple machines. The attacker … Read More