Virus:TR/Shell.Eviell
Date discovered:04/03/2008
Type:Trojan
Subtype:Downloader
In the wild:Yes
Reported Infections:Low to medium
Distribution Potential:Low
Damage Potential:Low to medium
Static file:No
File size:~ 22.000 Bytes
IVDF version:7.00.02.228 - Tuesday, March 4, 2008

 General Method of propagation:
   • No own spreading routine


Aliases:
   •  Kaspersky: Trojan-Downloader.Win32.Small.iuq
   •  F-Secure: Trojan-Downloader.Win32.Small.iuq
   •  Grisoft: Dropper.Agent.HFG
   •  Eset: Win32/TrojanDropper.Agent.EYA trojan
   •  Bitdefender: Trojan.Agent.AHFF


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


Side effects:
   • Downloads files
   • Downloads a malicious file
   • Registry modification

 Files It tries to download some files:

– The location is the following:
   • http://s2.cookingluck.com/**********
This file may contain further download locations and might serve as source for new threats.

– The location is the following:
   • http://setup.jobusiness.org/**********
This file may contain further download locations and might serve as source for new threats.

– The location is the following:
   • http://void.gribokk.com/sv/**********
Furthermore this file gets executed after it was fully downloaded. Further investigation pointed out that this file is malware, too. Detected as: TR/Agent.fwi

 Registry The following registry keys are added:

– [HKCR\CLSID\{e5f4ae58-dba6-4052-8df5-ad63e30572d7}\InProcServer32]
   • "(Default)"="%malware execution directory%\%executed file%"

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\
   ShellServiceObjectDelayLoad]
   • "%executed file%"="{e5f4ae58-dba6-4052-8df5-ad63e30572d7}"

Description inserted by Thomas Wegele on Tuesday, April 8, 2008
Description updated by Thomas Wegele on Tuesday, April 8, 2008

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