I have two samples of fake flash installer, i have sent to eset many time ago (by mail samples@eset.sk, from the program interface) and no detection was created for this files, others AV vendors detects them as malicious. You may see the report at https://www.virustotal.com/es/file/7f825296de099db112f37f3bec52bde670dd7fafe97d4b84d656d4e4b3aef7ce/analysis/
and https://www.virustotal.com/es/file/610d17e5b30e1ffff5f1bad6af69edb6139fe341e1586cd8cab30dff7b674edd/analysis/