Patch CVE-2023-23397 Immediately: What You Need To Know and Do
We break down the basic information of CVE-2023-23397, the zero-day, zero-touch vulnerability that was rated 9.8 on the Common Vulnerability Scoring System (CVSS) scale. Read More HERE…
Trend Micro Research : Exploits&Vulnerabilities
Iron Tiger’s SysUpdate Reappears, Adds Linux Targeting
We detail the update that advanced persistent threat (APT) group Iron Tiger made on the custom malware family SysUpdate. In this version, we also found components that enable the malware to compromise Linux systems. Read More HERE…
Invitation to a Secret Event: Uncovering Earth Yako’s Campaigns
We detail the intrusion set Earth Yako, attributed to the campaign Operation RestyLink or EneLink. This analysis was presented in full at the JSAC 2023 in January 2023. Read More HERE…
Attacking The Supply Chain: Developer
In this proof of concept, we look into one of several attack vectors that can be abused to attack the supply chain: targeting the developer. With a focus on the local integrated developer environment (IDE), this proof considers the execution of malicious build scripts via injecting commands when the project or build is incorrectly “trusted”. Read More HERE…
What is Red Teaming & How it Benefits Orgs
Running real-world attack simulations can help improve organizations’ cybersecurity resilience Read More HERE…
A Technical Analysis of CVE-2022-22583 and CVE-2022-32800
This blog entry discusses the technical details of how we exploited CVE-2022-22583 using a different method. We also tackle the technical details of CVE-2022-32800, another SIP-bypass that we discovered more recently, in this report. Read More HERE…
Detecting Windows AMSI Bypass Techniques
We look into some of the implementations that cybercriminals use to bypass the Windows Antimalware Scan Interface (AMSI) and how security teams can detect threats attempting to abuse it for compromise with Trend Micro Vision One™. Read More HERE…
Diving into an Old Exploit Chain and Discovering 3 new SIP-Bypass Vulnerabilities
More than two years ago, a researcher, A2nkF demonstrated the exploit chain from root privilege escalation to SIP-Bypass up to arbitrary kernel extension loading. In this blog entry, we will discuss how we discovered 3 more vulnerabilities from the old exploit chain. Read More HERE…
Ransomware Business Models: Future Pivots and Trends
Ransomware groups and their business models are expected to change from what and how we know it to date. In this blog entry, we summarize from some of our insights the triggers that spark the small changes in the short term (“evolutions”) and the bigger deviations (“revolutions”) they can redirect their criminal enterprises to in the long run. Read More HERE…