Services like ANY.RUN have flagged files with names like 175-33-26-24.7z or Malware.2024.12.24.7z as malicious, often associated with phishing or Remote Access Trojans (RATs) like DCRat [2, 6].
Research repositories often split large data into numbered volumes (e.g., 01.7z , 02.7z , ... 24.7z ) to make them easier to download [22]. 3. Malware Analysis & Cyber Security
Security researchers use specific file names for samples uploaded to "sandboxes" for testing. Services like ANY
In many development environments, files are named with a version number or date followed by the .7z extension.
The .7z format is popular for sharing massive datasets because of its high compression ratio. Services like ANY
It is frequently seen in GitHub releases or automated build systems where a file is tagged by a date, such as 2024.12.24.7z or 2026.03.24.7z . For instance, the Travel Modelling Group uses this format for XTMF software builds [27]. 2. Large Datasets (Research & Training)
It often refers to the 24th version of a software tool. For example, some users search for specific iterations of the 7-Zip utility itself or third-party mods. Services like ANY
If you found a file named 24.7z on your computer or in an email and you don't know where it came from, do not open it . You can scan suspicious files for free at VirusTotal to check for threats.