Virus:TR/Drop.LZ.2
Date discovered:26/09/2005
Type:Trojan
Subtype:Dropper
In the wild:No
Reported Infections:Low
Distribution Potential:Low
Damage Potential:Low to medium
Static file:Yes
File size:251.500 Bytes
MD5 checksum:50fe34315b8689781135118d8180a556
VDF version:6.32.0.44

 General Method of propagation:
   • No own spreading routine


Aliases:
   •  Symantec: Trojan.Dropper
   •  TrendMicro: TROJ_DROPPER.LZ
   •  F-Secure: W32/Hidestd.component


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


Side effects:
   • Drops malicious files

 Files The following files are created:

– c:\WINNT.bat Furthermore it gets executed after it was fully created.
– c:\System32.exe Detected as: SPR/HideWindows.F

– c:\winsvc32.exe Further investigation pointed out that this file is malware, too. Detected as: TR/IRCBot.LZ.4

– c:\www.LienVandeKelder.be.exe Further investigation pointed out that this file is malware, too. Detected as: TR/Drop.LZ.1

 File details Runtime packer:
In order to aggravate detection and reduce size of the file it is packed with the following runtime packer:
   • RAR SFX

Description inserted by Razvan Olteanu on Monday, September 26, 2005
Description updated by Razvan Olteanu on Thursday, September 29, 2005

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