Threat Actors Target Exposed Remote Desktop Protocol To Deploy Ransomware
December 8, 2022
TLP-GREEN
Threat actors were discovered targeting open Remote Desktop Protocol (RDP) ports with variants from a range of ransomware families including Redeemer, NYX, Vohu, Amelia, BlackHunt, and MedusaLocker.
Online scanners were used to discover devices while stolen credentials or vulnerabilities were used as the initial access vector.
In some instances, adversaries were discovered exploiting the Microsoft Windows RDP BlueKeep vulnerability (CVE-2019-0708) to gain entry.
SkyWatchSM Alert Legend
Warning
Active Threat
Malware
Ransomware
Phishing
Network/IOT
Glesec Information Sharing Protocol
GLESEC CYBER SECURITY INCIDENT REPORTS are in compliance with the U.S. Department of Homeland Security (DHS) Traffic-Light Protocol (TLP).
TLP-White
Disclosure is Not Limited.
TLP-Green
Limited Disclosure, Restricted Only to the Community.
TLP-Amber
Limited Disclosure, restricted to the Participant's Organization.
TLP-Red
Not for Disclosure, Restricted/ Classified - Only Shared with US DHS.
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