









 | W32/Bagle.BG Trojan| Name | W32/Bagle.BG Trojan | | Aliases | TROJ_BAGLE.BG, Troj/BagleDl-M, W32/Bagle.bo | | Discovered on | 4th March, 2005 |
Virus Information - W32/Bagle.BG Trojan:
W32/Bagle.BG is a downloader trojan. This will infect Windows systems and attempts to download a file which is detected as W32/Bagle.BE worm.
The trojan arrives as an attachment along with an email in a compressed format .rar
The infected email carries a spoofed 'From' address picked up randomly from the infected system.
The subject and the body of the infected email will be blank.
It carries the infected attachment [Random Numbers].rar.
Upon execution of the infected attachment, the trojan copies itself as winshost.exe, wiwshost.exe in the Windows System folder.
It alters the windows registry at the following location to load itself during next startup;
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run
The trojan attempts to connect to some websites in its pre-configured list to download and execute a file which is detected as W32/Bagle.BE worm.
The trojan also tries to terminate the processes related to security software and prevents the user to access these sites.

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