If you are looking for legitimate ways to watch or download the movie, it is currently available on several major streaming platforms:
Released in 2018, Asche Abar Shabor is the third installment in the popular Bengali thriller franchise based on the detective character Shabor Dasgupta. Directed by Arindam Sil and produced by SVF, the film continues the legacy of bringing gritty, Kolkata-based detective fiction to the silver screen. Starring Saswata Chatterjee as the titular detective, the movie is an adaptation of author Shirshendu Mukhopadhyay’s story. Asche Abar Shabor -2018- Bengali Movie Download