LazyWiper — Malware Profile

LazyWiper is a destructive malware observed targeting a manufacturing sector company during the 2025 Poland Wiper Attacks. LazyWiper is a native Windows PowerShell script that is believed to have been generated by a large language model (LLM). LazyWiper overwrites files on the system using the C# function `WriteRandomBytes()` and can target multiple specific file types by their extensions.

MITRE ATT&CK techniques (8)

Read the full analysis on IntelFusions