Tag: blackcat
5 attack reports | 0 vulnerabilities
Attack reports
Nitrogen Campaign Drops Sliver and Ends With BlackCat Ransomware
A BlackCat ransomware intrusion began with a Nitrogen malware campaign impersonating Advanced IP Scanner. The attackers used Sliver and Cobalt Strike beacons for post-exploitation, leveraging Python scripts for memory loading. They performed network enumeration using various tools and moved lateral…
Downloadable IOCs 45
Ransomware in the Cloud: Scattered Spider Targeting Insurance and Financial Industries
The Scattered Spider cybercriminal group is targeting cloud infrastructures in the insurance and financial sectors using advanced techniques. They exploit leaked authentication tokens, conduct phishing and smishing campaigns, and leverage SIM swapping to bypass multi-factor authentication. The grou…
Downloadable IOCs 12
Iran-based Cyber Actors Enabling Ransomware Attacks on US Organizations
This advisory outlines the activities of an Iran-based cyber threat group that has conducted numerous intrusions against organizations in the United States and other countries since 2017, with the goal of obtaining network access to facilitate ransomware attacks. The group, known by various names s…
Downloadable IOCs 33
Ransomware: Activity Levels Remain High Despite Disruption
While overall activity levels dipped slightly in the first quarter of 2024, the number of claimed attacks remained high, with LockBit accounting for over 20%. The report explores the changing tactics employed by ransomware actors, including the exploitation of vulnerabilities, the use of Bring-Your…
Downloadable IOCs 27
IcedID Brings ScreenConnect and CSharp Streamer to ALPHV Ransomware Deployment
This report details an intrusion that commenced with a spam campaign distributing a forked IcedID loader. After gaining initial access, the threat actor deployed ScreenConnect and established Cobalt Strike beacons, enabling remote command execution. They also utilized CSharp Streamer, a capable RAT…
Downloadable IOCs 33