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Category — Operational Security
Microsoft Credits EncryptHub, Hacker Behind 618+ Breaches, for Disclosing Windows Flaws

Microsoft Credits EncryptHub, Hacker Behind 618+ Breaches, for Disclosing Windows Flaws

Apr 05, 2025 Malware / Operational Security
A likely lone wolf actor behind the EncryptHub persona was acknowledged by Microsoft for discovering and reporting two security flaws in Windows last month, painting a picture of a "conflicted" individual straddling a legitimate career in cybersecurity and pursuing cybercrime. In a new extensive analysis published by Outpost24 KrakenLabs, the Swedish security company unmasked the up-and-coming cybercriminal, who, about 10 years ago, fled his hometown in Kharkov, Ukraine, to a new place somewhere near the Romanian coast. The vulnerabilities were credited by Microsoft to a party named "SkorikARI with SkorikARI," which has been assessed to be another username used by EncryptHub. The flaws in question, both of which were fixed by Redmond as part of its Patch Tuesday update last month, are below - CVE-2025-24061 (CVSS score: 7.8) - Microsoft Windows Mark-of-the-Web (MotW) Security Feature Bypass Vulnerability CVE-2025-24071 (CVSS score: 6.5) - Microsoft Windo...
BlackLock Ransomware Exposed After Researchers Exploit Leak Site Vulnerability

BlackLock Ransomware Exposed After Researchers Exploit Leak Site Vulnerability

Mar 29, 2025 Cybercrime / Vulnerability
In what's an instance of hacking the hackers, threat hunters have managed to infiltrate the online infrastructure associated with a ransomware group called BlackLock, uncovering crucial information about their modus operandi in the process. Resecurity said it identified a security vulnerability in the data leak site (DLS) operated by the e-crime group that made it possible to extract configuration files, credentials, as well as the history of commands executed on the server. The flaw concerns a "certain misconfiguration in the Data Leak Site (DLS) of BlackLock Ransomware, leading to clearnet IP addresses disclosure related to their network infrastructure behind TOR hidden services (hosting them) and additional service information," the company said . It described the acquired history of commands as one of the biggest operational security (OPSEC) failures of BlackLock ransomware. BlackLock is a rebranded version of another ransomware group known as Eldorado . It has...
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