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Hackers Exploit Critical Oracle WebLogic Server Vulnerability

Hackers Exploit Critical Oracle WebLogic Server Vulnerability (Malware and Vulnerabilities)

Hackers abuse Oracle WebLogic Server Vulnerability CVE-2019-2725 to deliver Monero Miner. The vulnerability is easily exploitable, any unauthenticated attacker with HTTP access to the server can attack without authentication. Trend Micro observed a new cryptocurrency-mining activity involving the vulnerability and to hide the malicious code they used certificate files. Malware Infection Malware exploits CVE-2019-2725 to execute a PowerShell command to download the malicious code obfuscated in the .cer file. The PowerShell scripts download the encoded certificate file from the attacker’s server. To decode the certificate file CertUtil is used, CertUtil is a command-line program that is installed along with Certificate Services.

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