Based on the naming convention you provided, this appears to be a specific detection signature used by GridinSoft Anti-Malware. The string typically breaks down as follows: (malware type), Heur (Heuristic analysis), and the numbers representing the definition update version or date identifier.
Before you delete the file, follow these steps to confirm whether it is actually dangerous: gridinsoft no cloud trojanheur02252123 upd
The detection isn't based on a known criminal's fingerprint (a signature), but on the suspicious behavior of a stranger. In the world of cybersecurity, Trojan Based on the naming convention you provided,
. When these users took their concerns to the community, a common theme emerged: Inspect startup entries (Task Scheduler, Registry Run keys,