: NIST notes that this specific vulnerability can bypass the "Mark-of-the-Web" protection mechanism, which typically warns users when opening files downloaded from the internet.
: Analysis from ThreatLocker highlights that attackers prefer tools like 7-Zip because they are often pre-approved in corporate environments, making it difficult for standard antivirus software to flag their use as malicious. 0NB.7z
While there is no single "official" blog post titled exactly "0NB.7z," recent threat intelligence reports and security blog posts from early 2025 detail a critical exploitation involving archives and a zero-day vulnerability. Security Vulnerability: CVE-2025-0411 : NIST notes that this specific vulnerability can
On February 4, 2025, researchers at Trend Micro published a blog post detailing how Russian-linked threat actors exploited a zero-day vulnerability in 7-Zip, identified as . Security Vulnerability: CVE-2025-0411 On February 4
: The vulnerability was used to deploy the SmokeLoader malware, which functions as a loader for further cyberespionage tools.
: Older community discussions, such as those on Reddit , have debated the cryptographic implementation in 7-Zip, though many reported "flaws" were later deemed low-risk or debunked by the developer.