If you already opened the file, run a full system scan with a reputable antivirus like Microsoft Defender or Malwarebytes .
Attackers often use "double extensions" inside the archive (e.g., wallpaper.jpg.exe ) to trick users into running a program instead of opening an image [1]. Recommended Actions cool_wallpapers.rar
If you haven't opened it, delete the file immediately . If you already opened the file, run a
Archives with these names are often found to contain the RedLine Stealer or Lumine malware, which targets your saved passwords, browser cookies, and crypto wallets [1, 2]. Archives with these names are often found to
High . Filenames like this often appear in malicious advertisements or "cracked" software sites [2].
If you still have the file, upload it to VirusTotal to see if multiple antivirus engines flag it as malicious.
Look for unauthorized login attempts on your email or banking accounts, especially if you ran any .exe or .scr files from the archive.