Welcome to the Virus Encyclopedia of Panda Security.
It allows to get into the affected computer.
It captures certain information entered or saved by the user, with the corresponding threat to privacy.
It causes the loss of information stored on the computer, either specific files or data in general.
It affects the productivity of the computer, the network to which it’s connected or other remote sites.
It carries out actions that decrease the security level of the computer.
, across the Internet.
|First detected on:||Sept. 28, 2006|
|Detection updated on:||Sept. 28, 2006|
|Yes, using TruPrevent Technologies
Downloader.KOS is a Trojan, which although seemingly inoffensive, can actually carry out attacks and intrusions: screenlogging, stealing personal data, etc.
Downloader.KOS prevents access from programs to websites of several companies related with security tools (antivirus programs, firewalls, etc.).
Downloader.KOS redirects attempts to access web pages of certain banks to spoofed pages, with the aim of logging information entered by the user in these pages.
Downloader.KOS redirects attempts to access several web pages to a specific IP address.
Downloader.KOS uses the following propagation or distribution methods:
- Exploiting vulnerabilities with the intervention of the user: exploiting vulnerabilities in file formats or applications. To exploit them successfully it needs the intervention of the user: opening files, viewing malicious web pages, reading emails, etc.
- Via Internet, exploiting remote vulnerabilities: attacking random IP addresses, in which it tries to insert a copy of itself by exploiting one or more vulnerabilities.