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Inside the Open Directory of the “You Dun” Threat Group
Inside the Open Directory of the “You Dun” Threat Group
  • Analysis of an open directory found a Chinese speaking threat actor’s toolkit and history of activity. The threat actor displayed extensive scanning and exploitation using WebLogicScan, Vulmap, and Xray, targeting organizations in South Korea, China, Thailand, Taiwan, and Iran. The Viper C2 framework was present as well as a Cobalt Strike kit which included TaoWu and Ladon extensions. * The Leaked LockBit 3 builder was used to create a LockBit payload with a custom ransom note that included reference to a Telegram group which we investigated further in the report.
·thedfirreport.com·
Inside the Open Directory of the “You Dun” Threat Group
Vanir Ransomware Group onion site seized by German law enforcement
Vanir Ransomware Group onion site seized by German law enforcement
Threat actors called Vanir Ransomware Group posted a few listings in July. Tonight, however, their onion site has a seized message: ” THIS HIDDEN SITE HAS BEEN SEIZED by the State Bureau of Investigation Baden-Württemberg as a part of a law enforcement action taken against Vanir Ransomware Group “
·databreaches.net·
Vanir Ransomware Group onion site seized by German law enforcement
Windows driver zero-day exploited by Lazarus hackers to install rootkit
Windows driver zero-day exploited by Lazarus hackers to install rootkit
The notorious North Korean Lazarus hacking group exploited a zero-day flaw in the Windows AFD.sys driver to elevate privileges and install the FUDModule rootkit on targeted systems. #BYOVD #Bring #CVE-2024-38193 #Driver #Group #Lazarus #Microsoft #Own #Vulnerability #Your #Zero-Day
·bleepingcomputer.com·
Windows driver zero-day exploited by Lazarus hackers to install rootkit
Justice Department Disrupts Prolific ALPHV/Blackcat Ransomware Variant | United States Department of Justice
Justice Department Disrupts Prolific ALPHV/Blackcat Ransomware Variant | United States Department of Justice
The Justice Department announced today a disruption campaign against the Blackcat ransomware group — also known as ALPHV or Noberus — that has targeted the computer networks of more than 1,000 victims and caused harm around the world since its inception, including networks that support U.S. critical infrastructure.
·justice.gov·
Justice Department Disrupts Prolific ALPHV/Blackcat Ransomware Variant | United States Department of Justice
Negotiating with LockBit: Uncovering the Evolution of Operations and Newly Established Rules
Negotiating with LockBit: Uncovering the Evolution of Operations and Newly Established Rules
What defines success for ransomware actors during an attack? Breaching a victim’s network, exfiltrating valuable data, and encrypting systems are crucial components. However, the ultimate measurement of success is the actor’s ability to extort a ransom payment, which determines if they achieve their financial goals. Navigating the ransom negotiation phase, whether conducted by the victims themselves or designated recovery firms, demands a high level of expertise and a deep understanding of the attackers involved. This includes studying of the threat actor’s profile, tactics, and evolving strategies. In this complex landscape, there is no one-size-fits-all playbook for successfully managing the negotiation phase, as each ransomware group exhibits distinct behaviors and adopts new tactics shaped by many factors.
·analyst1.com·
Negotiating with LockBit: Uncovering the Evolution of Operations and Newly Established Rules
A Closer Look at the LAPSUS$ Data Extortion Group
A Closer Look at the LAPSUS$ Data Extortion Group
Microsoft and identity management platform Okta both this week disclosed breaches involving LAPSUS$, a relatively new cybercrime group that specializes in stealing data from big companies and threatening to publish it unless a ransom demand is paid. Here’s a closer look at LAPSUS$, and some of the low-tech but high-impact methods the group uses to gain access to targeted organizations.
·krebsonsecurity.com·
A Closer Look at the LAPSUS$ Data Extortion Group