Update.7z

Application binaries, DLLs, configuration data, or license files

Given that attackers use this generic name to hide malicious payloads, always scan the file with an antivirus or upload it to a service like VirusTotal before attempting to open it.

If the file is in a folder like C:\Program Files\PCSX2 or a Comodo directory, it is likely a legitimate leftover from a software update. Update.7z

Official scripts for Comodo Client - Security use a file named update.7z hosted on their servers to deliver binary updates to Windows systems.

Some software like the PCSX2 emulator uses update.7z as a staging file during its auto-update process. Users have reported bugs where this file remains in the application directory even after the update is complete. Some software like the PCSX2 emulator uses update

Variable (Legitimate if from trusted software; high risk if found in unexpected directories) Update 7z binary and License.txt #39 - GitHub

A .7z file is a compressed archive created with 7-Zip or other compatible tools. It uses the LZMA/LZMA2 compression algorithms, known for high compression ratios. In most contexts, "Update.7z" is a temporary file downloaded by an application's built-in updater. It uses the LZMA/LZMA2 compression algorithms, known for

Use a tool like 7-Zip to view the contents without extracting them. Look for suspicious files like unexpected .dll or .exe files that don't match the software's known components. Technical Summary File Extension .7z (7-Zip Archive) Common Origin Automated software update scripts or installers Typical Contents