It accesses several websites from which it downloads and runs files. The downloads can be any type of file, although they are normally malware.

 

It avoids being detected by the user by using the following techniques:

• It terminates processes belonging to several security tools, such as antivirus programs and firewalls, so they cannot warn the user of the presence of this malware on the computer.
• It deletes the original file from which it was run once it is installed on the computer.

 

It uses the following techniques to impede detection by antivirus companies:

• It terminates its own execution if it detects that a debugging program is active.

 

It reduces the security level of the computer:

• It terminates processes belonging to security tools, such as antivirus programs and firewalls, leaving the computer defenseless against attacks from other malware.
• It changes the security settings of Internet Explorer, decreasing its security level.