File: Zombi.zip ... -

Ensure the CRC-32 checksum matches the uncompressed size, which tricks scanners into treating the compressed noise as harmless.

Using a hex editor, modify the ZIP file header so the Compression Method field is set to 0 (which tells scanners the file is uncompressed "STORED" data), even though the actual content is still compressed. File: ZOMBI.zip ...

(hex editing) of how the headers are changed? Use the GitHub tool ( cpack ) mentioned in the research? Zombie ZIP method can fool antivirus during the first scan Ensure the CRC-32 checksum matches the uncompressed size,

Choose the file you want to hide (e.g., a script or executable). Compress: Use DEFLATE compression to compress the file. File: ZOMBI.zip ...