No, because this is a collision attack (without control over the hash value), not a preimage attack (where you match an existing hash). We know how to make pai

No, because this is a collision attack (without control over the hash value), not a preimage attack (where you match an existing hash). We know how to make pairs of new files that collide with each other, but there's no known way of creating a file that collides with something specific that existed before.