The sale and purchase of unauthorized access to compromised enterprise networks has become a linchpin for cybercriminal operations, particularly in facilitating ransomware attacks.
Underground forums are sharing guidelines on breaching networks and selling the access they obtain, leaving the exploitation to other malicious actors. On underground criminal forums, these transactions allow actors with complementary skills to collaborate, amplifying the impact and reach of cyberattacks. The market for such access has grown notably, especially as ransomware operators increasingly employ double-extortion tactics.
Read more…
Source: Rapid7
Related:
- New Mirai Variant Targeting Network Security Devices
March 15, 2021
On Feb. 23, 2021, one of the IPs involved in the attack was updated to serve a Mirai variant leveraging CVE-2021-27561 and CVE-2021-27562, mere hours after vulnerability details were published. On March 3, 2021, the same samples were served from a third IP address, with the addition of an exploit leveraging CVE-2021-22502. Furthermore, on March ...
- COVID-19: Examining the threat landscape a year later
March 15, 2021
A year ago — everything changed. In an effort to stem the tide of a rapidly spreading pandemic, the world shut down. Shops were forced to shut their doors, and whole countries were placed on stringent lockdowns. Schools were closed around the world, with more than one billion children affected, and the vast majority of ...
- REvil Group Claims Slew of Ransomware Attacks
March 12, 2021
The REvil ransomware threat group is on a cyberattack tear, claiming over the past two weeks to have infected nine organizations across Africa, Europe, Mexico and the U.S. The organizations include two law firms, an insurance company, an architectural firm, a construction company and an agricultural co-op, all located in the U.S.; as well as two ...
- Threat Assessment: DearCry Ransomware
March 12, 2021
Last week, Microsoft reported that attackers compromised Exchange Mail Servers with the use of four zero-day vulnerabilities. While patches have been released by Microsoft, adversaries are still attacking vulnerable versions of Microsoft Exchange Servers with malicious tools, malware and data exfiltration. Further, Microsoft has confirmed the existence of a ransomware variant leveraging these vulnerabilities, which ...
- No Laughing Matter: Joker’s Latest Ploy
March 12, 2021
Joker reveals more tricks up its sleeves: new malicious Android apps that, like in past schemes, subscribe users to premium services without their consent. Joker (a.k.a. Bread) is one of the most persistent malware families that continually targets Android devices. The malware entered the scene in 2017, and by early 2020, Google has removed more than ...
- The Future of P2P IoT Botnets
March 11, 2021
The internet of things (IoT) has created a new domain for botnet developers to compete and thrive in. Already, there they battle one another for devices while their victims contend with persisting infections. But the involvement of a well-known file-sharing technology, peer-to-peer (P2P) networking, into the mix can further complicate matters. A typical IoT botnet consists ...