It’s a ransomware-like file crypter sample which can be modified for specific purposes.
Features
Uses AES algorithm to encrypt files.
Sends encryption key to a server.
Encrypted files can be decrypt in decrypter program with encryption key.
Creates a text file in Desktop with given message.
Small file size (12 KB)
Doesn’t detected to antivirus programs (15/08/2015) http://nodistribute.com/result/6a4jDwi83Fzt
Demonstration Video
https://www.youtube.com/watch?v=LtiRISepIfs
https://github.com/goliate/hidden-tear