If standard tools like 7-Zip or WinRAR report the file as "corrupted" or "malformed," it may be a "Zombie ZIP" designed to evade security tools while awaiting a custom loader. Where did you encounter or download this specific file?
A technique known as Zombie ZIP (CVE-2026-0866) allows attackers to manipulate ZIP headers. By claiming contents are uncompressed while they are actually compressed, attackers can cause up to 95% of antivirus engines to fail during initial scans because they only see "compressed noise" rather than the actual malicious signature. Camboy.zip
Archives like "Camboy.zip" are frequently used by threat actors to bypass standard security filters. Recent developments in archive-based threats include: If standard tools like 7-Zip or WinRAR report