If the file is located in C:\Users\USERNAME\AppData\Local\ or similar user profile folders, it is likely malicious or unwanted. 3. Other Legitimate Uses
Typically found in subfolders under C:\Program Files\Microsoft Office\ or C:\Program Files\Microsoft Power BI Desktop\ .
It manages the background loading and evaluation of data queries from external sources. loader.exe
Communicate with Command & Control (C2) servers to download further threats.
Users often report high CPU, RAM, or disk usage when this process runs, even if no query appears to be actively refreshing in the foreground. 2. Malicious and Unwanted Software It manages the background loading and evaluation of
Because "loader" is a general term for a program that starts another application, many malware variants use this name to hide in plain sight.
The most common legitimate version is . This is a core component of Power Query used in Microsoft Excel and Power BI. Inject code into other processes.
It is frequently associated with "Loaders" that deliver payloads like the RedLine Stealer , which targets cryptocurrency wallets, browser passwords, and system information. Behavior: Malicious versions often: Record keyboard and mouse inputs (keylogging). Inject code into other processes.