Using fcrackzip or john if the zip is encrypted.
The search query suggests a few possibilities, mostly related to (OpenIV Package format - .oiv/zip) or a general CTF "ZipLock" challenge. Given the potential ambiguity, 1. GTA IV "OTV" Modding (OpenIV) otv4.zip
If otv4.zip refers to a GTA IV mod package (likely related to vehicle/texture mods installed via OpenIV ), the write-up focus is on: Using fcrackzip or john if the zip is encrypted
Based on the search results, there isn't a widely recognized "otv4.zip" in top-tier security write-ups (like HackTheBox, TryHackMe, or standard CTF platforms). or standard CTF platforms).