- There is a picture hidden in the archive, extract it via exiftool.
- Check the file properties and find the "daya darwaza tod do" password.
- Open the archive.
- There are 1000 pictures in the archive, one differs from all of them by weight.
- Apply steghide -extract -sf with password the password on it and obtain the flag.
Flag: vishwaCTF{my_GOD_D4ya_tumn3_t0_fl4g_dhund_liy4....}.