Virus:TR/Drop.Bagle.FU
Date discovered:27/02/2006
Type:Trojan
Subtype:Dropper
In the wild:Yes
Reported Infections:Low
Distribution Potential:Low
Damage Potential:Low to medium
Static file:Yes
File size:19.460 Bytes
MD5 checksum:7fb3abe40D75312b7669820C438e34c5
VDF version:6.33.01.30

 General Method of propagation:
   • No own spreading routine


Aliases:
   •  Symantec: W32.Beagle.DV
   •  Mcafee: W32/Bagle.dw
   •  Kaspersky: Trojan-Downloader.Win32.Bagle.ae
   •  TrendMicro: TROJ_BAGLE.DM
   •  Bitdefender: Win32.Bagle.CR@mm


Platforms / OS:
   • Windows 95
   • Windows 98
   • Windows 98 SE
   • Windows NT
   • Windows ME
   • Windows 2000
   • Windows XP
   • Windows 2003


Side effects:
   • Drops a malicious file


Right after execution the following information is displayed:



 Files The following file is created:

– %TEMPDIR%\_ex%hex number%.tmp.exe Furthermore it gets executed after it was fully created. Further investigation pointed out that this file is malware, too. Detected as: TR/Drop.Bagle.FU.1

 File details Runtime packer:
In order to aggravate detection and reduce size of the file it is packed with a runtime packer.

Description inserted by Andrei Gherman on Tuesday, February 28, 2006
Description updated by Andrei Gherman on Tuesday, February 28, 2006

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