Packed.Generic.290 is a heuristic detection for files that may have been obfuscated or encrypted in order to conceal themselves from antivirus software.
Suspicious.SecTool is a detection technology designed to detect entirely new malware threats without traditional signatures. This technology is aimed at detecting malicious software that has been intentionally mutated or morphed by attackers.
Bloodhound.Exploit.314 is a heuristic detection for files attempting to exploit the Microsoft Paint JPEG Image Processing Integer Overflow Vulnerability (BID 38042).