Threat Encyclopedia

Selected viruses, spyware, and other threats: sorted alphabetically

Win32/TrojanDownloader.Bredolab.AN

Aliases:Packed.Win32.Krap.x (Kaspersky), TrojanDownloader:Win32/Waledac.C (Microsoft), Trojan.SpamThru (Symantec) 
Type of infiltration:Trojan  
Size:20480 B 
Affected platforms:Microsoft Windows 
Signature database version:4405 (20090908) 

Short description

Win32/TrojanDownloader.Bredolab.AN is a trojan which tries to download other malware from the Internet.

Installation

The trojan does not create any copies of itself.

Other information

The trojan contains a list of (2) URLs.

It tries to download several files from the addresses.

These are stored in the following locations:
  • %windir%temp_ex-%variable%.exe
The variable %variable% represents a variable 2 digit number.

The HTTP protocol is used.

The files are then executed.