Other security-focused blog posts have explored the broader risks associated with archiving tools:
If you are looking for information on a specific file named 0NB.7z that you have encountered, it is highly recommended to and scan it with updated security software, as .7z files are a common delivery method for the SmokeLoader malware mentioned in recent security briefs.
: 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
: Security experts recommend updating 7-Zip to version 24.09 or later to patch this flaw. General 7z Security Context
: The vulnerability was used to deploy the SmokeLoader malware, which functions as a loader for further cyberespionage tools. Other security-focused blog posts have explored the broader
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 .
: 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. General 7z Security Context : The vulnerability was
: 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.