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China-Linked Hackers Exploit SAP and SQL Server Flaws in Attacks Across Asia and Brazil

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The China-linked threat actor behind the recent in-the-wild exploitation of a critical security flaw in SAP NetWeaver has been attributed to a broader set of attacks targeting organizations in Brazil, India, and Southeast Asia since 2023. "The threat actor mainly targets the SQL injection vulnerabilities discovered on web applications to access the SQL servers of targeted organizations," Trend Micro security researcher Joseph C Chen said in an analysis published this week. "The actor also takes advantage of various known vulnerabilities to exploit public-facing servers." Some of the other prominent targets of the adversarial collective include Indonesia, Malaysia, the Philippines, Thailand, and Vietnam. The cybersecurity company is tracking the activity under the moniker Earth Lamia , stating the activity shares some degree of overlap with threat clusters documented by Elastic Security Labs as REF0657, Sophos as STAC6451, and Palo Alto Networks Unit 42 as CL-STA-0048. Each of these attacks has targeted organizations spanning multiple sectors in South Asia, often leveraging internet-exposed Microsoft SQL Servers and other instances to conduct reconnaissance, deploy post-exploitation tools like Cobalt Strike and Supershell, and establish proxy tunnels to the victim networks using Rakshasa and Stowaway. Also used are privilege escalation tools like GodPotato and JuicyPotato; network scanning utilities such as Fscan and Kscan; and legitimate programs like wevtutil.exe to clean…Read More

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