Beyond ads, these types of loaders can be used to harvest sensitive data from your browser, such as saved credentials or cookies.

According to security analysis from Colins Security Blog, the malware sets up scheduled tasks (often named "ChromeLoader" or "CS_Installer") to ensure it remains on your system even after a reboot.

The filename is frequently associated with malware and phishing attempts rather than legitimate game content. Security researchers have identified it as a common carrier for the ChromeLoader (or Choziosi Loader) malware, which often targets players looking for free downloadable content or "cracked" versions of games like Call of Duty: Modern Warfare 2 . Malicious "Features" of MW2_DLC.rar:

Use an updated antivirus like Windows Defender , Malwarebytes , or other reputable security software to remove any remnants.

While a legitimate DLC adds maps or weapons, this specific file typically "features" intrusive system modifications: