TR/Dldr.Small.6720 - Trojan

See also

Summary

Full description

Statistics

Virus:	TR/Dldr.Small.6720
Date discovered:	19/10/2005
Type:	Trojan
Subtype:	Downloader
In the wild:	No
Reported Infections:	Low
Distribution Potential:	Low
Damage Potential:	Low to medium
Static file:	Yes
File size:	6.720 Bytes
MD5 checksum:	618A000A9A9BA90C67451FBCFCB791C7
VDF version:	6.32.00.17 - Mon, 19 Sep 2005 16:29 (GMT+1)

General Method of propagation:
   • No own spreading routine

Aliases:
   • Kaspersky: Trojan-Downloader.Win32.Small.bnt
   • Bitdefender: Trojan.Win32.PO

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

Side effects:
   • Downloads a malicious file

Files It deletes the initially executed copy of itself.

It tries to download a file:

– The location is the following:
• http://213.21.215.**********/zubox429/hammer.php?r=%several random numbers from 0 to 9%&id=%random character string% string%&nail=%random character string%
It is saved on the local hard drive under: %WINDIR%\hammer.exe Furthermore this file gets executed after it was fully downloaded. Further investigation pointed out that this file is malware, too. Detected as: TR/Proxy.Cimuz.BG.1

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

See a brief description here.

Description inserted by Andrei Gherman on Thu, 20 Oct 2005 15:10 (GMT+1)
Description updated by Andrei Gherman on Fri, 28 Oct 2005 17:03 (GMT+1)

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